Senior Linux System Administrator

  • ManTech
  • Fort Meade, Maryland
  • Full Time

Mantech seeks a motivated, career and customer-oriented Senior Linux System Administrator to join our team in Ft. Meade, MD .

In this role, you will support the implementation, troubleshooting, and maintenance of IT systems, as well as manage IT system infrastructure and associated processes.

Responsibilities include, but are not limited to:

  • Provide support for implementation, troubleshooting, and maintenance of IT systems. Perform Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis, and resolution.
  • Support day-to-day operations and monitoring, and resolve issues related to client/server/storage/network devices and mobile systems.
  • Escalate and communicate status updates to agency management and internal customers.
  • Optimize system operations and resource utilization; perform system capacity analysis and planning.
  • Configure and manage Linux operating systems; install and maintain OS software; implement system enhancements to improve reliability and performance.
  • Troubleshoot and maintain system and network integrity. Provide detailed analysis and feedback to management and internal stakeholders on escalated issues.
  • Support the design of systems, mission architecture, and associated hardware.
  • Analyze and resolve complex problems related to server hardware, software, and application integration.

Minimum Qualifications:

  • Bachelors degree in a technical discipline; An additional 5 years of related experience might be substituted for a degree
  • 14+ years of Systems Administration experience.
  • Must be proficient with troubleshooting in a Linux environment.

Security Clearance Requirements:

  • Current/Active TS/SCI with Polygraph.

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time.
  • Constantly operates a computer and other office productivity machinery (e.g., calculator, copy machine, printer).
  • Frequently communicates with co-workers, management, and customers, which may include delivering presentations.
Job ID: 485225709
Originally Posted on: 7/15/2025

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