2,002 Network Administrator jobs in the United States

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.

NETWORK SECURITY ADMINISTRATOR
SpaceX is looking for a Network Security Administrator with expertise in network security technologies (firewalls, VPNs, IDS/IPS, etc.) This employee will be a member of the Network Security Engineering team and will focus on firewalls. The ideal candidate will be flexible, excel at multi-tasking, and flourish in a fast-paced and challenging environment. This person should be a self-starter, self-motivator and possess the ingenuity to excel in this position.

Responsibilities

• Develop and implement network security tools
• Provide subject matter expertise on network security, firewalls and industry best practices
• Manage firewall configurations within the SpaceX enterprise network based on operational requirements
• Analyze and proactively come up with creative network solutions for operational needs that present security challenges
• Manage and maintain network security systems by applying system patches and other periodic maintenance tasks
• Work with other SpaceX teams to determine functional needs and communicate security policies
• Build out threat models and assess risk for proposed architectures

Basic Qualifications

• High school diploma or equivalency certificate
• 3+ years of network security experience; OR a bachelor's degree in information security, cyber security or security engineering

Preferred Skills And Experience

• Proficient understanding of network security technologies, their operation and limitations, including:

• Firewalls (Palo Alto and Juniper)

• Network IDS/IPS Solutions
• Switch/Router ACLs
• Network Access Control solutions

• IPSec and TLS -based VPNs

• Familiarity with networking protocols and the OSI Model

• Experience testing and implementing changes in a production environment
• Adept at learning new technologies and systems
• Strong self-starting and time-management skills
• Good communication skills, both written and verbal

Additional Requirements

• Must be willing to work extended hours and weekends as needed
• This role is located in Cape Carnival and requires you to be onsite. Remote or hybrid work will not be considered
• Ability to pass Air Force background check for Cape Canaveral

Itar Requirements

• To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C.
• 1157, or (iv) Asylee under 8 U.S.C.
• 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here.

SpaceX is an Equal Opportunity Employer; employment with SpaceX is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

Applicants wishing to view a copy of SpaceX's Affirmative Action Plan for veterans and individuals with disabilities, or applicants requiring reasonable accommodation to the application/interview process should reach out to
.

Our company is looking to hire a network administrator who will be responsible for managing the daily operations of our computer networks. You will be in charge of overseeing digital security and performing maintenance to ensure that the system is operating at full capacity. You will also be tasked with installing hardware and software when necessary.

• Assess a company or organization’s network and computer system needs.
• Install hardware and software.
• Make upgrades and repairs as needed.
• Oversee digital security.
• Perform maintenance that all systems are operating.
• Collect and analyze data to optimize performance.
• Onboard users to the network.
• Train users on hardware and software.
• Troubleshoot problems with the system.
• Oversee local area network and wide area network.

• Bachelor’s degree in IT, computer science, or related field of study.
• Strong understanding of computer network infrastructure.
• Ability to implement, administer, and troubleshoot network infrastructure devices.
• Knowledge of application transport and network infrastructure protocols.
• Ability to create network diagrams and documentation for design and planning network communication systems.
• Ability to quickly learn technologies and products using documentation and internet resources.
• Ability to work with all levels of IT staff inside and outside the organization.
• Ability to think through problems and visualize solutions.
• Good analytical and problem-solving skills.
• Dependable and flexible when necessary.
• Experience with local area network and wide area network administration.

The network administrator is responsible for maintaining the networks and systems that keep our organization running. From maintaining ironclad security to supervising network updates and training users, the administrator is not only IT support but also the thread that connects all operations. Deep technological expertise with a wide range of computer systems, hardware, and software is essential for the network administrator to excel in this role and help drive our organization forward.

• Assist in network design, implementation, and maintenance
• Provide network support across organizational operating systems
• Maintain stable and consistent connectivity across all network computers
• Prepare, implement, and monitor disaster procedures and recovery

• Maintain network servers and associated hardware, software, services, and settings
• Recommend, test, and implement system and security upgrades
• Consistently monitor and troubleshoot network stability and performance
• Create, adjust, and maintain network user settings and permissions
• Write technical support documentation for network systems and applications

• Two or more years of experience in a network administration role
• Comprehensive knowledge of networking concepts and computing infrastructures
• Proven skills in network engineering, operations, and performance analysis
• Experience with leading server management and monitoring tools
• Strong communication skills for training and assisting users

• Bachelor’s degree (or equivalent) in computer science or related field
• Experience with Microsoft Windows Server 2008 and forward
• Experience with Cisco switches and routers
• Professional certification, such as CISSP, CCNA, or CCNP

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.

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. This position is part of the Enterprise Infrastructure Services (EIS) organization—responsible for MPO’s Enterprise Information Technology (EIT), the backbone platform supporting all enterprise users. You will work with customers, Integrated Product Teams (IPTs), and vendors to deliver secure and reliable network services across Data Center & Compute environments.

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 and Twelve (12) years of experience as a Network Administrator supporting programs and contracts of similar scope, type, and complexity. In lieu of a Bachelor’s degree, three (3) years of additional Network Administration experience with an Associates degree may be substituted OR eight (8) years of additional experience and a High School Diploma
• 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.