Senior Systems Administrator

Leidos

Gaithersburg, MD, USA
Base: $92,300.00 - $166,850.00; bonus/equity: not ...
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Linux and windows system administration
Server, storage, and virtualization infrastructure
Os installation, configuration, hardening, patching
** Leidos is seeking a Senior Systems Administrator to join their National Security Sector, focusing on managing and securing mission-critical systems. The role requires deep technical expertise in Linux and Windows systems, as well as experience in cloud platforms and automation, within a fast-paced classified environment. **

Job Summary

  • As a senior member of our IT operations team, you will play a key role in managing, securing, and optimizing high-performance, mission-critical systems that directly affect our customers’ intelligence and geospatial initiatives.
  • You will lead systems operations, mentor junior admins, and ensure availability, reliability, and security of infrastructure supporting geospatial analytics, software development, and data services.
  • At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it.

Matching Summary

Match Score: 75

** Leidos is seeking a Senior Systems Administrator to join their National Security Sector, focusing on managing and securing mission-critical systems. The role requires deep technical expertise in Linux and Windows systems, as well as experience in cloud platforms and automation, within a fast-paced classified environment. **

Salary

Base: $92,300.00 - $166,850.00; Bonus/Equity: Not specified; Benefits: Not specified

Skills & Requirements

Must-have

  • Linux and Windows system administration
  • Server, storage, and virtualization infrastructure
  • OS installation, configuration, hardening, patching
  • System performance monitoring and tuning
  • Backup, disaster recovery, continuity of operations
  • Automation scripts and infrastructure as code
  • System documentation and configuration management

Nice-to-have

  • Disrupt, provoke, and refuse to fail
  • Outthink, outbuild, and outpace the status quo
  • Familiarity with DevOps tools and pipelines
  • Supporting GEOINT missions

Key Requirements

  • 8-12 years relevant experience with Bachelor's degree
  • 6-10 years relevant experience with Master's degree
  • Active Top Secret clearance with ability to obtain TS/SCI with Polygraph
  • DoD 8570 IAT Level II or III certification
  • Experience with cloud platforms (AWS GovCloud, Azure Government)
  • Experience with Linux (RHEL/CentOS) and Windows Server
  • Proficiency with virtualization platforms (VMware, KVM)
  • Experience with automation and scripting (Ansible, Bash, PowerShell, Python)
  • Familiarity with STIG compliance, ACAS scans, RMF
  • Experience supporting IC or DoD classified environments

Work Rights

US citizenship required

Tailored Resume

Cover Letter