Senior Systems Administrator

Leidos

Quick summary

Work type: On-site
Location: Gaithersburg, MDAlexandria, VASt. Louis, MOTucson, AZEnglewood, CO
Salary: $92,300–$166,850 / yr
Posted: 3 days ago
Nearby: 99+ roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $162k

This role $130k

$80k most similar roles pay here $206k

This role pays less than 72% of similar roles. Most pay $129,575–$194,000 — the shaded band above. At the midpoint, this role pays about $130k versus about $162k 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 205 open roles on FindRole.

Listed pay typically runs $107,900–$192,700 across 198 roles with salary data.

Most-posted roles

View all roles at Leidos

At a glance

TL;DR · Senior Systems Administrator

Role Posting Log in to save

The Senior Systems Administrator role at Leidos Intel Sector’s Chinook Program involves managing and securing high-performance, mission-critical systems that support intelligence and geospatial initiatives for defense and intel customers. As a senior member of the IT operations team, you will lead system administration tasks for Linux and Windows environments, diagnose technical issues, manage complex server infrastructure, and ensure compliance with DoD STIGs. You will also oversee automation scripts, maintain documentation, collaborate on security audits, and support disaster recovery plans in a classified setting. The position requires expertise in cloud platforms, virtualization tools like VMware and KVM, scripting languages such as Ansible, Bash, and PowerShell, and familiarity with DevOps practices. Ideal candidates have experience supporting IC or DoD classified environments and possess certifications like Security+ CE or CISSP.

Skills

AWS Azure Government Linux Windows Server RHEL CentOS VMware KVM Ansible PowerShell Bash Python STIG compliance ACAS scans RMF processes DevOps Git Jenkins Docker

What you'll do

Lead system administration for Linux and Windows-based systems in secure environments.
Diagnose and resolve technical issues, manage support tickets through resolution.
Architect and manage complex server, storage, and virtualization infrastructure.
Perform OS installation, configuration, hardening, and patching per DoD STIGs.
Monitor system performance, conduct root cause analysis for complex issues.
Support backup/recovery strategies and disaster recovery plans.

What we're looking for

US citizenship required.
Bachelor’s degree in IT-related field and 8-12 years of experience or Master’s with 6-10 years.
DoD 8570 IAT Level II or III certification (e.g., Security+ CE, CISSP).
Experience with Linux and Windows Server system administration.
Proficiency with cloud platforms (AWS GovCloud, Azure Government) and virtualization tools (VMware, KVM).
Strong scripting skills in Ansible, Bash, PowerShell, Python.
Familiarity with STIG compliance, ACAS scans, RMF processes.

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