Linux Systems Administrator

This position is on our team at DISA, Ft Meade supporting the DNS Hardening mission team

The Linux System Administrator is a highly skilled troubleshooter with a broad range of skills to help keep a newly-deployed, complex, Cross-Domain Solution-based system operational. From diagnosing and fixing network issues to providing administrative support for Red Hat workstations and servers, the ideal candidate will enjoy rolling up the sleeves and getting into the weeds to keep the system online and functioning at peak performance. The ability to communicate with highly technical operators and engineers as well as non-technical managers will be essential to the successful candidate in this role.

This role is an integral part of a small team of professionals committed to the mission

General Responsibilities:

  • Network troubleshooting (primarily layer 2 and layer 3 issues)
  • Red Hat Linux system administration, including account maintenance, filesystem troubleshooting, and firewall issues, etc.
  • Assist with backup and recovery of system software components
  • Implementing operational and technical security controls
  • Communicate with the designers and implementers of the system when necessary to diagnose system-specific issues
    • Strong understanding of general networking concepts, including layer 2 and layer 3 protocols, router and switch configuration and troubleshooting, and Red Hat networking
    • Knowledge of and/or experience with one or more network operating systems (e.g. Cisco IOS, Juniper JunOS, etc.)
    • Knowledge of Red Hat system administration, including firewall configuration and user account management
    • Strong written and verbal communication skills
    • Ability to script in a UNIX language (bash, perl, python, etc.)
    • Familiar with Domain Name Server (DNS) administration using BIND DNS


Equivalent Experience/Education OR
Bachelor's Degree AND
Red Hat Certified


++++You must have or have held a DOD Secret or above level clearance within last 2 years. +++++++
4+ years of information technology experience with 1+ year of
experience administering Red Hat, CentOS 6/7 and Solaris servers
Experience in Linux system administration, configuration, integration
and troubleshooting

    Fort Meade, MD
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