7,449 IT Administration jobs in the United States

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Network Administrator

Summary:

Under limited supervision, performs network administration & planning for all aspects of IT-network infrastructure - to include network equipment, servers, and software applications. Brings in reliable, durable, and cost-effective solutions for all IT related needs.

Relationships:

Works under the direction of the Network Operations Manager/Network Architect; this position requires excellent technical, customer service, and organizational skills to support network operations for customer connections, administrative personnel, and staff. This position requires the ability to function successfully in both team and independent work environments.

Duties and Responsibilities:

• Perform a wide range of network administration duties including installations, debugging, maintenance, upgrades, and general support for Cisco, Juniper, HP, Nortel, and Extreme network equipment.
• Evaluate, test, and deploy all software and hardware upgrades to the networking infrastructure.
• Assist in the configuration and deployment of core and peripheral network devices, which will require continuous learning of new devices (i.e. Nexus switches, ASR routers, and long-haul optical equipment).
• Proactive monitoring of all network devices, services, and servers using a combination of tools to ensure high availability and SLA's.
• Collect and review network utilization data for capacity and planning purposes
• Assist in developing, implementing, testing, and maintaining disaster recovery plans.
• Interface with vendors for procurement & maintenance of all IT infrastructures.
• Manage & troubleshoot network and Internet connectivity throughout the organization.
• Work closely with the fellow tech team members to provide end-user support and issue resolution.
• Maintain up-to-date knowledge of emerging tools and technologies.
• Research, evaluate and recommend technologies to support business requirements. l Rigorously create and maintain documentation for all processes and procedures. l Collaborate with and support the work of other staff engaged in similar functions l Attend and actively participate in weekly meetings.
• Coordinate with the rest of the MIS team to meet the team objectives.
• Provide emergency 24 x 7 on-call support on a rotating basis.
• Perform other duties as assigned.

• Degree in Networking, Computer Science, Information Technology, or related work experience (relevant experience - field preferred - and education may be considered in lieu of a degree). l Minimum 2-3 years of experience in Network Administration
• At least 2-3 years of experience working with networking equipment specifically, including maintenance and upgrades.
• Significant experience working with Linux and Windows servers and network monitoring tools.
• Strong knowledge of networking, including TCP/IP, V-LANS, Ethernet, SONET, switching, routing and routing protocols (BGP/OSPF), 802.1Q, and DNS.
• Strong technical aptitude and ability to research & solve complex issues independently.
• Willingness and ability to learn new skills and apply them as needed.
• Ability to effectively communicate issues and resolutions to all levels of the organization. l Ability to maintain confidentiality with sensitive customer and internal information.

About the job Network / System Administration

Position Name: Level 3 Networking/System Admin in Blain, WA.

Please see the essential experience requirements below. (This position requires advanced networking and systems knowledge, it is not a desktop support role)

Requirement: TWIC Certification is preferred

PPE Requirement: Fire Resistant coveralls, safety toe boots, hard hats, safety glasses, hearing protection time: 6:30 am to 3:00pmAddress: Cherry Point Refinery4519 Grandview RoadBlaine, WA 98230

Scope of work: The BP Cherry Point Refinery is seeking two resources, assigned to the Cherry Point Instrumentation and Electrical department and Refining Computing Team. These systems are typically non-bp1 but need to be maintained to GDP standards. These resources will play a critical role in the cybersecurity compliance of the Cherry Point Refinery maintenance computers, networks, and applications and will assist in the overall upkeep of these assets.

Accountabilities / Responsibilities • Cybersecurity focus• Provide technical support for IT assets• Cybersecurity (Antivirus) & security patches• Backups and images of all IT assets• Recovery and reporting of compromised systems• Day-to-day maintenance of computer assets• Software management and installation of software on IT assets• Ensures hardware, cabling, and supporting accessories are serviceable and available

Preferred Education • 2-year or 4-year technical degree in Cybersecurity, Computer Information Systems,

Essential Experience
•Thorough understanding of Networking (TCP/IP, Client/Server, Ethernet, LAN)• Domain / Active Directory knowledge• Proven skills in troubleshooting system problems• Strong communication skills (oral and written)• Ability to convey technical concepts and issues to non-technical staff• Strong customer service skills and the ability to maintain a professional attitude when working with Customers, Peers, and Management• A high level of motivation and a bias for action• Highly structured/organized with attention to accuracy and detail• Experience working in a fast-paced, team-oriented/collaborative environment; as well as experience working independently, including task identification & prioritization.

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations who desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include digital transformation, software development, cloud migration, applications & infrastructure, cybersecurity, data delivery & analytics, and IT talent solutions.

M9 Solutions is seeking aNetwork Administration Engineer to work on-site on a government contract for a client located in Oak Ridge, TN. Candidates must be eligible to obtain a Public Trust level clearance.

Responsibilities

• Engineering and Administration: Serve in a dual-capacity role that balances high-level network design and architecture responsibilities with day-to-day operational support and device configuration across enterprise environments.
• Network Infrastructure Management: Administer and maintain a multi-site enterprise network, including the configuration and lifecycle management of routers, switches, firewalls, VPNs, wireless infrastructure, and load balancing technologies.
• Architecture and Design: Develop scalable and resilient network architectures that support high availability, fault tolerance, and future growth, with an emphasis on alignment with enterprise IT strategy and security policies.
• Routing and Protocol Engineering: Design and manage routing strategies utilizing protocols such as EIGRP, OSPF, and BGP across hybrid connectivity environments.
• Firewall and Security Integration: Administer next-generation firewall platforms with features such as high availability, SSL decryption, policy tuning, IDS/IPS configurations, and hybrid security architecture integration.
• Cloud and Hybrid Networking: Design and deploy hybrid topologies in cloud platforms with services such as virtual networking, routing gateways, peering, and cloud-native firewall tools.
• Network Access Control (NAC): Support implementation and integration of NAC solutions with endpoint compliance and identity-based access control systems.
• Project Leadership: Lead infrastructure modernization efforts, including planning and execution of re-architecture projects and deployment of new technologies.
• Monitoring and Performance Optimization: Use performance tools to monitor network availability, perform diagnostics, and optimize performance.
• Documentation and Compliance: Maintain detailed network documentation, including topology diagrams, configuration baselines, and change logs.
• Cross-Functional Collaboration and Mentorship: Collaborate with IT teams across disciplines and provide technical mentorship to junior engineers.

Required Skills and Qualifications

• Eligibility to obtain a Public Trust level clearance.
• Bachelor's degree in Information Technology or related field.
• Minimum of 7 years in enterprise network engineering roles.
• Certifications:
  
  • Cisco CCNP (Routing & Switching or Enterprise)
  • Microsoft AZ-700: Designing and Implementing Microsoft Azure Networking Solutions
  • Microsoft AZ-104: Azure Administrator
  
  
• Technical Skills
  • Deep understanding of TCP/IP, BGP, OSPF, DMVPN, DNS, and DHCP
  • Hands-on experience with enterprise-grade routing/switching hardware
  • Strong skills with firewall platforms including configuration and security tuning.
  • Proficiency in hybrid and cloud networking using cloud service provider tools.
  • Familiarity with software-defined networking solutions or eagerness to learn
  • Experience in physical buildouts including data center infrastructure
  • Scripting experience with PowerShell or Python for automation
  
  
  
  

Preferred Skills and Qualifications

• Advanced certifications (e.g., CCIE, PCNSE, additional cloud network/security certifications).
• Experience with NAC and network automation/management platforms.
• Prior leadership in large-scale enterprise network modernization projects.
• Experience implementing advanced cloud services for network and security
• Consulting or contractor experience in enterprise or regulated environments

Full-Time Employee Compensation

• M9 Solutions' pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include, but are not limited to, responsibilities of the position, education, experience, knowledge, skills, abilities, as well as internal equity, location, alignment with market data, applicable bargaining agreement (if any), or other law.
• M9 Benefits -

M9 Solutions, LLC (M9) is a Federal contractor and we comply with all applicable federal laws prohibiting discrimination in employment, including Title VII of the Civil Rights Act of 1964. We also adhere to the affirmative action requirements of the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA) and Section 503 of the Rehabilitation Act, ensuring equal opportunity for veterans and individuals with disabilities. Please clickhereto complete M9's Voluntary Self-Identification Form and then email it If you need accommodation during the application process or encounter difficulties using our website, please contact our Human Resources Department

With 14+ years of proven delivery and steady growth, M9 Solutions is a unique small business with credible past performance and key capabilities offering project management services, solution architects, business analysts, program managers, technical architects, and technical consultants. M9 was recognized as an Inc. 5000 Fastest-Growing Private Companies in 2021, 2020, 2019, 2018, 2017, 2016, and 2012. M9 Solutions believes that work should be fun, rewarding, and something everyone can be excited about. We offer a competitive compensation package and value diversity in driving the vision of the company.

F 7.2-27 | REV - 8 | 022525

ManTech seeks a motivated, career and customer-oriented Network Administration Engineer in South Burlington, VT or Camp Springs, MD.

Responsibilities include but are not limited to:

• Support network automation processes and procedures for configuration, management, testing, deployment, and operational support for virtual and physical devices with various scripting methods. Works with an experienced team of network engineers in performing vulnerability and fault analysis on enterprise perimeter devices, and developing and implementing system remediation and recovery plans

• Use Maestro collaboration tools such as JIRA, Confluence to manage and document daily work efforts within an Agile methodology

• Build network configurations and connections, monitors and maintains network performance. Maintains worldwide networking environment by updating system configuration and directing system installation.

• Work autonomously on assigned tasks as well as collaboratively on larger projects across teams.

• Defines, documents, and enforces system standards. Troubleshoot network disruptions, outages and security incidents. Install, configure and support network / firewall infrastructure within the enterprise

• Configure firewall rules (source, destination, port, protocol) as well as Layer7 based rules. Creation / maintain firewall object library and application definitions. Network hardware configuration / performance tuning

• Utilize ServiceNow ticket and incident management system and incorporate automations with other management systems. Function as member of team overseeing SNOW ticket queue to resolve escalation tickets from operations support tier.

Minimum Qualifications:

• 5 + years of enterprise network experience.

• Strong documentation skills using MS Office applications.

• Professional track record of enterprise network engineering LAN, WAN, WLAN, SDWAN.

• Experience with IPAM management (preferably Infoblox) and firewall configuration auditing / cleanup (preferably Palo Alto, Panorama).

• Strong skills in MS Office suite especially Word, Excel, Visio in the management and documentation of network design and administration.

• Experience with cloud AWS/Azure as well as on-premise virtualization platforms (VMWare: ESXi, NSX and Hyper-V).

Preferred Qualifications:

• Bachelor's degree.

• CCNP, CCNA, PCNSA, PCNSE.

• Experience administration of Infoblox.

• Experience administering Palo Alto firewalls.

• Experience supporting government contracts.

Clearance Requirements:

• Must be a U.S. Citizen and be able to obtain and maintain a DHS EOD Suitability.

Physical Requirements:

• Office work, typically sedentary with some movement around the office.

• Ability to travel to support network troubleshooting or installs (rare).

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at and provide your name and contact information.

Location: Cedar Rapids, IA

Duration: Long

Rate: 110K+

Benefits: US Citizen, Green card, GC EAD, H1

Qualifications: Understanding of computer software, hardware, & networks. Windows, IIS, AWS Scripting

Strong experience on AIX & Informix relevant experience 7-10 years required Perform basic system administration on our legacy servers (AIX 5.3 on Power 7700) Perform basic database administration on our legacy database (Informix 11.5) Report into Hosting Services to ensure resource has the appropriate access rights and ensure segregation of duties Please note that all job details are subject to change.

• Implement, maintain, and monitor robust security measures across the organization's IT infrastructure, including network systems, servers, and user access.
• Protect corporate systems and sensitive data from unauthorized access, breaches, and cyber threats.
• Install, configure, and maintain IT infrastructure. This includes, but not limited to, Physical Servers, Virtual Servers (VMWare), Network routing, Firewalls, and VPN.
• Manage multiple Cloud compute, storage, and DB environments (Primarily AWS).
• Maintain storage appliances (SAN / NAS).
• Enhance operational efficiencies and optimize cost management within the company's IT infrastructure.
• Evaluate and implement cost-effective solutions, streamlining processes, and ensuring the efficient use of resources across network systems, servers, and other IT assets.
• Deploy and maintain enterprise level software solutions and platforms.
• Monitor LAN/WAN networks and resolve any network issues promptly.
• Diagnosing and troubleshooting network problems, ensuring network performance and reliability, and implementing solutions to prevent future issues.
• Manage system and data backups in accordance with company policies.
• Implementing, maintaining, and regularly testing backup solutions to ensure data integrity and compliance with organizational standards.

• Bachelor's degree or equivalent combination of relevant education and experience
• Experience working with a variety of server/workstation hardware.
• Strong knowledge of Windows Server administration including Active Directory, DFS, GPO, etc.
• Strong Experience with networking technologies including DNS and DHCP.
• Experience with VMware
• Experience with Amazon Web Services and Microsoft Azure.
• Experience with Single Sign On technologies (SAML, OIDC, Keycloak, LDAP).
• Advanced Desktop support and remediation concepts.
• Experience with client VPN technologies (AWS VPN).
• Experience with Imaging technologies such as Intune Autopilot or WDS/MDT.
• Experience with Compliance Frameworks or Information Security.
• Experience managing an MDM solution/mobile device administration (Android/iOS).
• Experience with Centos, RedHat and/or Suse Linux a plus .
• Basic SAP administration a plus
• Experience with any ERP solution administration a plus
• Self-motivated, result oriented, and resourceful with the proven ability to handle multiple projects simultaneously and operate successfully under deadlines and time pressures.
• Demonstrated capability to take initiative, work independently, and follow through on tasks
• Excellent written and oral communication skills
• Ability to maintain a high level of confidentiality and integrity
• Ability to learn new processes and procedures as well as adapt quickly to a constantly evolving environment
• Be available after hours/weekends as part of an on-call rotation or as needed for special projects
• Able to lift/move equipment up to 50lbs

• Employee base HSA plan, dental, life and short-term disability coverage 100% paid for by Prometheus Group
• HSA & FSA plan options
• Retirement Savings with Generous Company Match & Immediate Vesting
• Gym membership to O2 Fitness
• Casual dress attire
• Half-Day Fridays
• Generous Paid Time Off
• Company Outings, Trips & Activities