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Senior Red Hat Linux Administrator

SAIC
Full Timesenior
Arlington, Virginia, USPosted March 19, 2026

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Job Description

Description

SAIC is currently seeking an experienced Linux and UNIX Administrator to operate and maintain Red Hat and Oracle Linux (Release 7 and 8), and HP-UX (11.31) operating systems within a Platform Systems Services (PSS) hosting environment.

Shift Schedule: Monday-Friday, 8:00 to 5:00 PM core hours with occasional after hours’ onsite work to support both a NIPR and SIPR environment.

Position Overview:

  • Provide effective provisioning, installation/configuration, operation, and maintenance of Linux and UNIX Servers in test, stage and production environments hosting multiple Oracle databases.
  • Apply DISA STIG compliance controls to secure systems.
  • Responsible for daily system monitoring, security, server health, resources and log management of all Linux and UNIX systems.
  • Troubleshooting and performing root cause analysis. This includes troubleshooting any and all issues with system configurations, backups, files systems, hardware, and user access.
  • Work closely with Oracle Database Administrators (DBAs) group.

Qualifications

  • This position requires US citizenship and an active DOD Secret clearance.
  • Possess DoD 8570.01-M/DoD 8140 Certification IAW established mandate - IAT Level II required (CCNA Security, CySA+, GICSP, GSEC, Security+ CE, SSCP); IAT Level III is desirable (CASP+ CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH). Applicants not meeting this requirement will not be considered.
  • Bachelor’s Degree with at least 6 years of relevant experience or 9 years of experience in lieu of degree.
  • Minimum 3 years of hands-on experience in Linux and HP-UX Server Administrations.
  • Solid knowledge of Linux Networking concepts
  • Skilled in Linux-related scripting (Bash, Perl, Python, etc.)
  • Experience with applying patches to implement functionality or address security concerns.

Desired:

  • Hands on experience with Oracle Linux (OEL) and Oracle Database Appliances (ODA).
  • Oracle Certified Associate or Professional certification, or similar Red Hat certifications.
  • IAT Level III is desirable (CASP+ CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH).
  • Experience with Oracle Support system with opening tickets and downloading patches.

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