Senior Linux Systems Administrator

Leidos

Actively hiring
5943 Undisclosed Md Customer Site 20701 Posted 49 days ago $92,300–$166,850 / year
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At a glance

AI generated

TL;DR

Leidos’s Intelligence Sector’s Cyber & Analytics Business Area (CABA) seeks a Senior Linux Systems Administrator to manage and maintain Linux-based systems across cloud and containerized environments. This role involves administering storage solutions, virtualization technologies, IP networking, and firewall components while ensuring compliance with security policies such as PKI/TLS/cryptography standards. The ideal candidate will contribute to system automation efforts using available tools and support Security Control Testing and Evaluation (SCTE) requirements on Linux systems. Strong proficiency in Linux administration is essential, along with experience in IP networking, firewall technologies, and cryptographic solutions. Candidates must hold an IAT Level II certification and have a TS/SCI clearance with Polygraph to succeed in this high-impact role within a large-scale security environment.

Skills

Linux IP Networking Firewall Technologies PKI TLS Cryptography SSP Compliance STE/STN Requirements System Automation Tools

What you'll do

  • Administer and maintain Linux-based systems across cloud and containerized environments.
  • Manage storage solutions and virtualization technologies in diverse IT settings.
  • Configure and troubleshoot IP networking and firewall components for security.
  • Apply and support PKI/TLS/cryptographic solutions adhering to crypto policies.
  • Perform advanced system troubleshooting within Linux environments for reliability.

What we're looking for

  • Bachelor’s degree in a relevant field with 10+ years of experience or equivalent professional experience
  • IAT Level II certification (e.g., Security+ CE, SSCP)
  • Strong proficiency in Linux system administration across cloud and containerized environments
  • Experience with IP networking and firewall technologies
  • Solid understanding of PKI/TLS/cryptography and associated policies
  • Active TS/SCI clearance with Polygraph required

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $163k
This role $130k
$80k most similar roles pay here $211k

This role pays less than 78% of similar roles. Most pay $130,522–$195,812 — the shaded band above. At the midpoint, this role pays about $130k versus about $163k for comparable roles.

Based on 240 similar postings.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 214 open roles on FindRole.

Listed pay typically runs $107,900–$195,050 across 204 roles with salary data.

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