Senior DoD Network & Systems Administrator (TS/SCI)

tharros; Lexington Park (MD); On-site; USD 120,000 - 170,000; Full time

Job summary

Tharros seeks a Network and Computer System Administrator to support Navy cyber warfare engineering and security services in Pax River, MD. You will install, configure, secure, and maintain networks, operating systems, and physical and virtual servers for DoD customers.

The role requires senior-level troubleshooting, experience in secure environments, and the ability to guide less experienced admins while ensuring mission-ready infrastructure.

Qualifications

• Active TS, SCI-eligible.
• 7+ years of experience performing work related to network and computer system administration.
• BS Degree OR Approved DoD Training Course.
• Senior-level experience administering networks, servers, virtualization platforms, or operating systems in a cleared DoD environment is preferred. Microsoft or Linux operating system certification is also preferred.
• IAT Level III (CCSP, CISSP, CCNP Security, CompTIA SecurityX, FITSP-O, or GFACT).

Responsibilities

• Lead installation, configuration, and maintenance of local area networks, data communications networks, operating systems, and physical and virtual servers.
• Perform system monitoring and verify the integrity and availability of hardware, network, and server resources and systems.
• Review system and application logs and verify completion of scheduled jobs, including system backups.
• Analyze network and server resource consumption and control user access.
• Install and upgrade software and maintain software licenses.
• Assist in network emulation and virtualization, analysis, planning, and coordination between network and data communications hardware and software.
• Guide junior administrators on administration methods, troubleshooting, and documentation quality.

Skills

System administration

Network administration

Security concepts

Leadership/guidance

Education

BS Degree or approved DoD training

Tools

Microsoft Windows OS

Linux OS

Virtualization platforms

Job description

Tharros seeks a Network and Computer System Administrator to support Navy cyber warfare engineering and security services in Pax River, MD. You will install, configure, secure, and maintain networks, operating systems, and physical and virtual servers for DoD customers.

The role requires senior-level troubleshooting, experience in secure environments, and the ability to guide less experienced admins while ensuring mission-ready infrastructure.