1,754 System Administrators jobs in the United States
Computer System Administrators Careers - Baltimore

Posted 2 days ago
Job Viewed
Job Description
CLEARANCE TYPE: Secret
TRAVEL: No
**Description**
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
***This position description does not represent a current opening but may be used to identify candidates with skills and experience for positions within Northrop Grumman that frequently become available. Candidates who express an interest may be considered for future positions at Northrop Grumman.***
**Key Responsibilities:**
Roles and responsibilities will include but not be limited to the following:
+ Perform as primary Systems or Network Administrator for a classified government contract.
+ Communicate effectively at all levels of the organization, with internal and external customers, in written and verbal format.
+ Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
+ Support multiple networks while ensuring necessary administration tasks are completed and directing others as necessary.
+ Analyze internal and external customer requirements and determine equipment and software requirements for solutions to problems by means of automated systems.
+ Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
+ Provide backup and recovery services, manage file systems and disk space, and manage virus protection on a routine basis.
+ Create and maintain user and computer accounts and modify file permissions and security access lists.
+ Test new releases of products to ensure compatibility and minimize user impact.
+ Develop and document technical processes and procedures as needed.
+ Make recommendations to purchase hardware, software, and system components.
+ Interact, meet, discuss, and troubleshoot issues with vendors, and evaluate vendor products, services, and suggestions.
+ Adhere to strict Information Systems security guidelines in all cases.
+ Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
+ Prepare security documentation for input to Computer Security.
+ Report project status as required for all recurring and non-recurring efforts.
+ Work under minimal direction and independently determine and develop approach to solutions.
**Basic Qualifications for a Level 2:**
+ Associate's degree and 4 years of relevant experience, or a Bachelor's degree and 2 years of relevant experience; a High School diploma or equivalent and 6 years of relevant experience may be considered in lieu of a completed degree.
**Basic Qualifications for a Level 3:**
+ Associate's degree and 7 years of relevant experience, or a Bachelor's degree and 5 years of relevant experience, or a Master's degree and 3 years of relevant experience; a High School diploma or equivalent and 9 years of relevant experience may be considered in lieu of a completed degree.
**Basic Qualifications for Levels 2 and 3:**
+ Candidates must have a current DoD Secret level security clearance (adjudicated within the last 5 years); additionally, the selected candidate must be Top Secret eligible, and the required security clearance must be maintained as a condition of continued employment.
+ Candidates must have the ability to obtain and maintain access to Special Programs as a condition of continued employment.
+ Must have Security+ CE or equivalent certification; the required certification must be maintained as a condition of continued employment.
+ Must have experience supporting large user populations in a secure environment
+ Must have experience with either Windows (desktop and server), Linux (Red Hat or HPC), VMWare, Storage Systems (SAN, NAS, DAS) or CISCO networks.
Salary Range: $81,300.00 - $50,000.00Salary Range 2: 100,300.00 - 187,300.00
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.
The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.
Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
Sr. Principal Storage & Data Protection System Administrators
Posted 1 day ago
Job Viewed
Job Description
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of todays mission and stay ahead of tomorrows threat. Our team solves tough, meaningful problems that create a safer, more secure world.
As a Senior Principal level System Administrator, this role will require a seasoned professional contributor who can handle difficult and complex issues within the mission areas of the Woburn, MA facilities related to Storage and Data Protection systems in classified areas. This position may require travel to other US Domestic locations both local to New England and across the US, as dictated by customer driven work requirements. Relocation support to Woburn, MA is available if the applicant is eligible per company policy.
What you will do:
- Collaborate with partners to define computing requirements based on the standard architectural solutions with a strong background in NetApp, storage networking, backup software and tape library systems. Work with storage architects, program leads, and end-users to design end-to-end solutions based on the programs requirements consisting of hardware and operating system technologies.
- Integrate and partner with programs, network engineering and high-performance computing teams to solve complex infrastructure problems.
- Assure a high level of reliability and performance through systems monitoring and infrastructure management. A deep understanding of data storage performance requirements.
- Respond to online service requests from users.
- Ensure server and application compliance with security and performance requirements (DFARS, RMF, NIST Cybersecurity Framework).
- Experience with NAS and or SAN data storage products with an emphasis on:
- NetApp FAS systems including: ONTAP installation, storage configuration, network configuration, data migrations, command line proficiency, software upgrades, command line and GUI troubleshooting, log analysis, high availability, inter-cluster connectivity, disk-to-disk backups, snap technology, health monitoring.
- Communicates and works with associated organizations including the Program Architectural team, mission area Digital Technology Program Leads (DTPLs), end-users, Network Engineering, High Performance Computing (HPC), hardware & software vendors.
- Work with architectural and end-user teams to gather storage requirements for capacity, performance, space & power availability.
- Create updates and status reports for management.
- Attend regularly scheduled meetings to report on project status.
- FC based tape library systems: Hardware & software installation, cabling and fiber channel connections, target configuration,
- Champion the Storage & Data Protection standard and establish yourself as the backup software subject matter expert.
- Collaborate with stakeholders to prioritize client servers and their data to be backed up.
- Background in RAID based storage, Backup software applications and tape library systems.
- Monitor and track client and data backups. Troubleshoot, resolve, and restart failed backups ensuring that they have been completed successfully.
- Cycle and track tape inventories.
- Install and upgrade the systems hardware and software.
- Develop, revise, and maintain technical and operational documentation (including procedures) to continually improve our computing environments.
- Maintain and grow your technical competence in multiple areas (such as Windows, Linux, virtualization, User Authentication, DNS, NFS, system imaging/build automation).
- Assist in developing the overall performance and capability of your technical team through mentoring and knowledge sharing.
- Provide timely updates to management on project lifecycles.
- Ability to obtain required Department of Defense Directive (DoDD) 8140/8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 1 year of hire date
- Systems are operational 24x7 and occasionally require work effort beyond standard work hours.
- Start date will not be issued until interim clearance is obtained. Qualifications you must have:
- Typically requires a bachelors degree and a minimum of 8 years of prior relevant experience or a masters degree and a minimum of 5 years of prior relevant
- The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
- Experience working with Storage and Data Protection systems.
- Experience with Linux Operating System. (RHEL preferred)
- Experience with Windows operating systems
Qualifications we prefer:
- Experience with RAID based storage systems e.g., NetApp, and Veritas, CommVault, and VEEAM backup software applications, integral in the system backup and data protection process.
- Strong Excel skills.
- Experience operating and leading in an Agile Scrum environment
- In-depth experience with Active Directory, Domain Controllers, DNS, DHCP,
- Working knowledge of system update/patch management - WSUS, SCCM, Chef, Puppet, Exchange
- Working knowledge of computer system monitoring - Nagios, Retina, etc.
- Working knowledge of compliance assessment tools - ACAS, Nessus
- Strong experience with virtual computing technologies with VMWare, vCenter, vSphere and ESXI virtual computing methodologies
- Security+ certification or willingness to obtain within 1 year of employment.
- Working knowledge of thin client technologies
- Working knowledge of unified OS
Sr. Principal Storage & Data Protection System Administrators
Posted 2 days ago
Job Viewed
Job Description
Date Posted: Country:United States of America. Location:MA 312: Woburn MA 235 Presidential 235 Presidential Way Spencer Building 26, Woburn, MA, 01801 USA - Position Role Type:Onsite. U.S. Citizen, U.S. Person, or Immigration Status Requi Storage, System Administrator, Principal, Network Engineer, Administrator, Data, Manufacturing
Sr. Principal Storage & Data Protection System Administrators
Posted 3 days ago
Job Viewed
Job Description
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world.
This position may require travel to other US domestic locations both local to New England and across the US, as dictated by customer driven work requirements. Relocation support to Woburn, MA is available if the applicant is eligible per company policy.
What You Will Do:
- Collaborate with partners to define computing requirements based on the standard architectural solutions with a strong background in NetApp, storage networking, backup software and tape library systems. Work with storage architects, program leads, and end-users to design end-to-end solutions based on the program's requirements consisting of hardware and operating system technologies.
- Integrate and partner with programs, network engineering and high-performance computing teams to solve complex infrastructure problems.
- Assure a high level of reliability and performance through systems monitoring and infrastructure management. A deep understanding of data storage performance requirements.
- Respond to online service requests from users.
- Ensure server and application compliance with security and performance requirements (DFARS, RMF, NIST Cybersecurity Framework).
- Experience with NAS and or SAN data storage products with an emphasis on:
- NetApp FAS systems including: ONTAP installation, storage configuration, network configuration, data migrations, command line proficiency, software upgrades, command line and GUI troubleshooting, log analysis, high availability, inter-cluster connectivity, disk-to-disk backups, snap technology, health monitoring.
- Communicate and work with associated organizations including the Program Architectural team, mission area Digital Technology Program Leads (DTPLs), end-users, Network Engineering, High Performance Computing (HPC), hardware & software vendors.
- Work with architectural and end-user teams to gather storage requirements for capacity, performance, space & power availability.
- Create updates and status reports for management.
- Attend regularly scheduled meetings to report on project status.
- FC based tape library systems: Hardware & software installation, cabling and fiber channel connections, target configuration,
- Champion the Storage & Data Protection standard and establish yourself as the backup software subject matter expert.
- Collaborate with stakeholders to prioritize client servers and their data to be backed up.
- Background in RAID based storage, backup software applications and tape library systems.
- Monitor and track client and data backups. Troubleshoot, resolve, and restart failed backups ensuring that they have been completed successfully.
- Cycle and track tape inventories.
- Install and upgrade the system's hardware and software.
- Develop, revise, and maintain technical and operational documentation (including procedures) to continually improve our computing environments.
- Maintain and grow your technical competence in multiple areas (such as Windows, Linux, virtualization, User Authentication, DNS, NFS, system imaging/build automation).
- Assist in developing the overall performance and capability of your technical team through mentoring and knowledge sharing.
- Provide timely updates to management on project lifecycles.
- Ability to obtain required Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 1 year of hire date
- Systems are operational 24x7 and occasionally require work effort beyond standard work hours
Start date will not be issued until interim clearance is obtained.
Qualifications you must have:
- Typically requires a bachelor's degree and a minimum of 8 years of prior relevant experience or a master's degree and a minimum of 5 years of prior relevant experience.
- The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
- Experience working with Storage and Data Protection systems.
- Experience with Linux Operating System. (RHEL preferred)
- Experience with Windows operating systems
Qualifications We Prefer:
- Experience with RAID based storage systems e.g., NetApp, and Veritas, CommVault, and VEEAM backup software applications, integral in the system backup and data protection process.
- Strong Excel skills.
- Experience operating and leading in an Agile Scrum environment
- In-depth experience with Active Directory, Domain Controllers, DNS, DHCP
- Working knowledge of system update/patch management WSUS, SCCM, Chef, Puppet, Exchange
- Working knowledge of computer system monitoring Nagios, Retina, etc.
- Working knowledge of compliance assessment tools ACAS, Nessus
- Strong experience with virtual computing technologies with VMWare, vCenter, vSphere and ESXI virtual computing methodologies
- Security+ certification or willingness to obtain within 1 year of employment.
- Working knowledge of thin client technologies
- Working knowledge of unified OS
Sr. Principal Storage & Data Protection System Administrators

Posted 2 days ago
Job Viewed
Job Description
**Country:**
United States of America
**Location:**
MA312: Woburn MA 235 Presidential 235 Presidential Way Spencer Building 26, Woburn, MA, 01801 USA
**Position Role Type:**
Onsite
**U.S. Citizen, U.S. Person, or Immigration Status Requirements:**
Active and transferable U.S. government issued security clearance is required prior to start date.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
**Security Clearance:**
DoD Clearance: Secret
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world.
**Sr. Principal Storage & Data Protection System Administrators** collaborate with a motivated team to support fast-paced, critical programs with classified information system capabilities. Success in this role means you can develop, implement and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-of-end solutions to solve complex DT infrastructure problems.
As a **Senior Principal level System Administrator,** this role will require a seasoned professional contributor who can handle difficult and complex issues within the Mission areas of the Woburn, MA facilities related to Storage and Data Protection systems in Classified areas.
**Note on Location:**
This position may require travel to other US Domestic locations both local to New England and across the US, as dictated by customer driven work requirements **.** Relocation support to Woburn, MA is available if the applicant is eligible per company policy.
**What You Will Do:**
+ Collaborate with partners to define computing requirements based on the standard architectural solutions with a strong background in NetApp, Storage networking, Backup Software and tape library systems. Work with storage architects, program leads, and end-users design end-to-end solutions based on the program's requirements consisting of hardware and operating system technologies.
+ Integrate and partner with programs, network engineering and high-performance computing teams to solve complex infrastructure problems.
+ Assure a high level of reliability and performance through systems monitoring and infrastructure management. A deep understanding of data storage performance requirements.
+ Respond to online service requests from users.
+ Ensure server and application compliance with security and performance requirements (DFARS, RMF, NIST Cybersecurity Framework).
+ Experience with NAS and or SAN data storage products with an emphasis on:
+ NetApp FAS systems including: ONTAP installation, storage configuration, network configuration, data migrations, command line proficiency, software upgrades, command line and GUI troubleshooting, log analysis, high availability, inter-cluster connectivity, disk-to-disk backups, snap technology, health monitoring.
+ Communicates and works with associated organizations including the **Program Architectural** team, mission area Digital Technology Program Leads (DTPLs), end-users, Network Engineering, High Performance Computing (HPC), hardware & software vendors.
+ Work with architectural and end-user teams to gather storage requirements for capacity, performance, space & power availability.
+ Create updates and status reports for management.
+ Attend regularly scheduled meetings to report on project status.
+ FC based tape library systems: Hardware & software installation, cabling and fiber channel connections, target configuration,
+ Champion the Storage & Data Protection standard and establish yourself as the backup software subject matter expert.
+ Collaborate with stakeholders to prioritize client servers and their data to be backed up.
+ Background in **RAID based storage** , Backup software applications and tape library systems.
+ Monitor and track client and data backups. Troubleshoot, resolve, and restart failed backups ensuring that they have been completed successfully.
+ Cycle and track tape inventories.
+ Install and upgrade the system's hardware and software.
+ Develop, revise, and maintain technical and operational documentation (including procedures) to continually improve our computing environments.
+ Maintain and grow your technical competence in multiple areas (such as Windows, Linux, virtualization, User Authentication, DNS, NFS, system imaging/build automation).
+ Assist in developing the overall performance and capability of your technical team through mentoring and knowledge sharing.
+ Provide timely updates to management on project lifecycles.
+ . Ability to obtain required Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 1 year of hire date
+ Systems are operational 24x7 and occasionally require work effort beyond standard work hours
+ **Start date will not be issued until interim clearance is obtained.** **Qualifications you must have:**
+ Typically requires a bachelor's degree and a minimum of 8 years of prior relevant experience or a master's degree and a minimum of 5 years of prior relevant
+ **The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.**
+ Experience working with Storage and Data Protection systems.
+ Experience with Linux Operating System. (RHEL preferred)
+ Experience with Windows operating systems
**Qualifications We Prefer** :
+ Experince with RAID based storage systems e.g., NetApp, and Veritas, CommVault, and VEEAM backup software applications, integral in the system backup and data protection process.
+ Strong Excel skills.
+ Experience operating and leading in an Agile Scrum environment
+ In-depth experience with Active Directory, Domain Controllers, DNS, DHCP,
+ Working knowledge of system update/patch management - WSUS, SCCM, Chef, Puppet, Exchange
+ Working knowledge of computer system monitoring - Nagios, Retina, etc.
+ Working knowledge of compliance assessment tools - ACAS, Nessus
+ Strong experience with virtual computing technologies with VMWare, vCenter, vSphere and ESXI virtual computing methodologies
+ Security+ certification or willingness to obtain within 1 year of employment.
+ Working knowledge of thin client technologies
+ Working knowledge of unified OS
Network administrator
Posted 3 days ago
Job Viewed
Job Description
Are you a tech-savvy individual with a passion for networking and systems administration? If so, we have an exciting opportunity for you at Climate Control Systems of Greenwood INC! As a Network Administrator, you will play a crucial role in ensuring the smooth operation of our company's network infrastructure.
Responsibilities:- Designing, implementing, and maintaining network infrastructure
- Monitoring network performance and troubleshooting issues
- Installing and configuring network equipment and software
- Managing network security measures to protect company data
- Collaborating with IT team members to optimize network efficiency
- Bachelor's degree in Computer Science or related field
- Proven experience as a Network Administrator or similar role
- Strong knowledge of networking protocols and technologies
- Excellent problem-solving skills and attention to detail
- Certifications such as CCNA or CompTIA Network+ are a plus
If you are a proactive, results-driven individual with a passion for technology, we want to hear from you! Apply now to join our dynamic IT team at Climate Control Systems of Greenwood INC as a Network Administrator.
Company Details
Network Administrator
Posted 1 day ago
Job Viewed
Job Description
Mantech seeks a motivated, career and customer-oriented Network Administrator , to join our team in San Antonio, TX .
The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation
Responsibilities Included but are not limited to:
- Responsible for supporting customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices. Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.
- Responsible for performing planning, deployment and quality assurance functions for system and network upgrade projects.
- Will develop high, mid and lower-level diagrams and schematics to document the system and network infrastructure for planning, historical and continuity purposes.
- Responsible for designing, installing, configuring, troubleshooting and maintaining a LAN/WAN equipment required to provide telecommunications services in a complex environment consisting of various Cisco network equipment to include Nexus and Catalyst model as well as Integrated Service Routers.
- Responsible for designing networks utilizing switching technology to include VLAN, Inter-VLAN routing, trunking, and port aggregation on the WAN/LAN environment.
Minimum Qualifications:
- Bachelor’s degree with 12+ years of relevant experience OR associates degree with 15 years OR high school diploma with 20 years of relevant experience
- Experience configuring and troubleshooting Cisco catalyst switches
- Experience configuring and troubleshooting Cisco ASR routers
- IAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)
Preferred Qualifications:
- Experience with supporting cross-domain customer networks (VPNs, one-way data transfers, unclassified infra, Taclane 175), with expertise in Core/Distribution routing (MPLS/VPLS, OSPF, EIGRP) and Access switching.
- Experience with Linux network troubleshooting
Clearance Requirements:
- Must have a current/active TS/SCI w/ Polygraph.
Physical Requirements:
- Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.
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Network Administrator
Posted 1 day ago
Job Viewed
Job Description
Mantech seeks a motivated, career and customer-oriented Network Administrator with a focus on Cisco Networks to join our team in Laurel, MD .
You will be part of a mission-driven team delivering enterprise infrastructure capabilities to support a global workforce engaged in national defense operations
Responsibilities include, but are not limited to:
- Maintain and upgrade network infrastructure, including routers and switches
- Update and configure antivirus software and other tools to secure the network
- Apply Security Technical Implementation Guide (STIG) updates to switches and follow Software Test and Evaluation (STE) policies
- Design and plan Cisco NEXUS network infrastructure, including setup and ongoing maintenance
- Configure Remote Authentication Dial-In User Service (RADIUS) for switch administration
- Use network monitoring and management tools such as Solarwinds to oversee network performance
- Must be willing to work a flexible schedule between 6:00am-6:00pm and may be assigned to an evening patching schedule
Minimum Qualifications:
- Bachelor’s degree in a technical discipline from an accredited college or university with 12+ years of experience as a Network Administrator. 3 additional years of Network Administration experience with an associate’s degree OR 8 years of additional experience and a high school diploma might be substituted
- Demonstrated experience downloading software and upgrading Cisco switches and firewalls
- Strong technical background in Cisco FirePower Firewalls
- IAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)
Preferred Qualifications:
- Familiarity with configuring, scripting, and managing Unix, RHEL and Windows operating systems
- Familiarity with Scanboy
- Familiarity with JIRA ticketing system
- Familiarity with Enclave environments
- Familiarity with Solarwinds
- Familiarity using LatteART and XACTA
Clearance Requirements:
- Must have a current/active TS/SCI with Polygraph
Physical Requirements:
- The candidate must be able to move, carry, and deliver workstations from the office to the customer’s desk
- The person in this position must be able to remain in a stationary position 50% of the time
- Must communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.
Network Administrator
Posted 1 day ago
Job Viewed
Job Description
Mantech seeks a motivated, career and customer-oriented Network Administrator , to join our team in San Antonio, TX .
The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation
Responsibilities Included but are not limited to:
- Responsible for supporting customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices. Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.
- Responsible for performing planning, deployment and quality assurance functions for system and network upgrade projects.
- Will develop high, mid and lower-level diagrams and schematics to document the system and network infrastructure for planning, historical and continuity purposes.
- Responsible for designing, installing, configuring, troubleshooting and maintaining a LAN/WAN equipment required to provide telecommunications services in a complex environment consisting of various Cisco network equipment to include Nexus and Catalyst model as well as Integrated Service Routers.
- Responsible for designing networks utilizing switching technology to include VLAN, Inter-VLAN routing, trunking, and port aggregation on the WAN/LAN environment.
Minimum Qualifications:
- Bachelor’s degree with 12+ years of relevant experience OR associates degree with 15 years OR high school diploma with 20 years of relevant experience
- Experience configuring and troubleshooting Cisco catalyst switches
- Experience configuring and troubleshooting Cisco ASR routers
- IAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)
Preferred Qualifications:
- Experience with supporting cross-domain customer networks (VPNs, one-way data transfers, unclassified infra, Taclane 175), with expertise in Core/Distribution routing (MPLS/VPLS, OSPF, EIGRP) and Access switching.
- Experience with Linux network troubleshooting
Clearance Requirements:
- Must have a current/active TS/SCI w/ Polygraph.
Physical Requirements:
- Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.
Network Administrator
Posted 1 day ago
Job Viewed
Job Description
Mantech seeks a motivated, career and customer-oriented Network Administrator with a focus on Cisco Networks to join our team in Laurel, MD .
You will be part of a mission-driven team delivering enterprise infrastructure capabilities to support a global workforce engaged in national defense operations
Responsibilities include, but are not limited to:
- Maintain and upgrade network infrastructure, including routers and switches
- Update and configure antivirus software and other tools to secure the network
- Apply Security Technical Implementation Guide (STIG) updates to switches and follow Software Test and Evaluation (STE) policies
- Design and plan Cisco NEXUS network infrastructure, including setup and ongoing maintenance
- Configure Remote Authentication Dial-In User Service (RADIUS) for switch administration
- Use network monitoring and management tools such as Solarwinds to oversee network performance
- Must be willing to work a flexible schedule between 6:00am-6:00pm and may be assigned to an evening patching schedule
Minimum Qualifications:
- Bachelor’s degree in a technical discipline from an accredited college or university with 12+ years of experience as a Network Administrator. 3 additional years of Network Administration experience with an associate’s degree OR 8 years of additional experience and a high school diploma might be substituted
- Demonstrated experience downloading software and upgrading Cisco switches and firewalls
- Strong technical background in Cisco FirePower Firewalls
- IAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)
Preferred Qualifications:
- Familiarity with configuring, scripting, and managing Unix, RHEL and Windows operating systems
- Familiarity with Scanboy
- Familiarity with JIRA ticketing system
- Familiarity with Enclave environments
- Familiarity with Solarwinds
- Familiarity using LatteART and XACTA
Clearance Requirements:
- Must have a current/active TS/SCI with Polygraph
Physical Requirements:
- The candidate must be able to move, carry, and deliver workstations from the office to the customer’s desk
- The person in this position must be able to remain in a stationary position 50% of the time
- Must communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.