Systems Administrator – Lead (LINUX)
$102,000–$155,000 year
On-siteArlington, Virginia, United States or Washington, District of Columbia, United States
Job Summary
Install, configure, tune, patch, and sustain Linux/UNIX operating systems across the supported enclave while troubleshooting applications, databases, and complex data interface issues to root cause. Administer Linux systems within a multi-layered network environment, applying Information Assurance controls including STIG implementation and ACAS scanning. Perform monitoring, intrusion detection, and alert notification, escalating incidents per established procedures. Manage SAN storage, enterprise backup solutions, and fault-tolerant technologies. Develop and maintain installation procedures, configuration standards, and documentation. Provide technical mentorship to junior administrators and serve as the escalation point for complex operating system and application issues. This role serves as the senior technical authority for Army command-and-control mission systems at the Pentagon, requiring an active Top Secret clearance with SCI eligibility.
Required Qualifications
- Eight (8) or more years of Information Technology experience, including a minimum of five (5) years of hands-on Linux/UNIX system administration
- Demonstrated experience administering Linux systems in a complex, multi-layered enterprise network
- Working knowledge and applied experience with current IA and IT security control implementation procedures, to include STIGs and ACAS
- Experience with SAN storage, enterprise backup solutions, and fault-tolerant technologies
- Demonstrated experience serving as a technical lead or senior escalation point
- DoD 8570.01-M / DoDD 8140.01 IAT Level III baseline certification required at time of onboarding
- Computing Environment (CE) / Operating System certification correlating to the Linux environment, required within six (6) months of assignment to the position
- Bachelor's degree in Computer Science, Information Technology, or a related field
- An active Top Secret clearance with SCI eligibility is required at the time of application
- Candidates must be able to maintain the clearance for the duration of the assignment
- This position is full-time on-site at the Pentagon, Washington, DC
- Telework is not available for this role
- Core support hours are Monday through Friday during normal duty hours, with occasional after-hours or weekend support required for maintenance windows, outages, and time-sensitive security actions
Desired Qualifications
- Linux/UNIX administration experience in a U.S. Army or DoD operational environment
- Experience supporting Command and Control (C2) systems
- Virtualization experience (VMware vSphere or equivalent), scripting/automation, and configuration management tooling
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