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Linux System Administrator — Security & Hybrid Infra

Job in Washington, District of Columbia, 20022, USA
Listing for: CACI International Inc.
Full Time position
Listed on 2026-08-30
Job specializations:
  • IT/Tech
    Systems Administrator, Cybersecurity, Unix/Linux
Salary/Wage Range or Industry Benchmark: 90000 - 190000 USD Yearly USD 90000.00 190000.00 YEAR
Job Description & How to Apply Below

CACI International Inc. is seeking a Linux System Administrator to support FEMA’s Office of the Chief Information Security Officer in Washington, D.C.

You will secure Linux-based infrastructure across on-premises and hybrid environments, applying DISA STIGs or CIS Benchmarks and maintaining strict hardening, logging, and patching practices. You will collaborate with cybersecurity professionals, system owners, and enterprise admins to ensure availability, resilience, and compliance while

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