Senior Linux Systems Administrator
Quick Summary
This position is fully remote; however, candidates must reside in the Washington, DC, Metropolitan Area (DMV) to accommodate occasional onsite meetings, training,
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.
Responsibilities
~2 min readPeraton is seeking a Senior Linux Systems Administrator (Linux Sys Admin) to join our team of qualified and diverse individuals on our Department of State (DOS) Bureau of Diplomatic Technology (DT) Consular Affairs Enterprise Infrastructure Operations (CAEIO) Program. CAEIO provides IT Operations and Maintenance to modernize the legacy networks, applications, and databases supporting consular applications services globally.
The Linux Sys Admin will be a member of the Infrastructure Support team, supporting CA servers, storage platforms, systems, networking equipment, and hosted systems in use at DOS domestic and overseas facilities. The team works closely with other program team members, contractors, DOS leadership and business stakeholders to monitor performance, address faults, ensure secure service delivery, and craft and implement solutions for operational issues and new requirements.
- →Leverage Red Hat and Oracle Linux experience to deliver measurable results in a fast-paced, professionally challenging environment.
- →Assist in troubleshooting complex issues that cross many functional areas.
- →Perform Linux Administration using AAP, Satellite, and Puppet to automate system builds, upgrades, patching, and hardening.
- →Provide T3 level support for the Red Hat Enterprise and Oracle Linux environments.
- →Deliver technical and user documentation as required.
- →Provide off-hours support.
- →Train junior team members on patching and other O&M related tasks.
- →Comply with certification and accreditation requirements.
- →Create and maintain SOPs.
Requirements
~1 min read- Bachelors degree and 8 years of experience or Masters degree and 6 years of experience or Associates degree and 10 years of experience or a High School diploma/equivalent and 12 years of experience.
- U.S. citizenship and an active SECRET Government Security Clearance.
- 5 years of experience in a similar role within a large, multi-site production environment.
- Strong knowledge of RHEL and/or Oracle Linux.
- In-depth knowledge of and real-world experience in automation.
- Ability to quickly troubleshoot and mitigate issues.
- Proficiency with Ansible.
- Experience working with Security teams to translate common vulnerability and exposures (CVE) into actionable mitigation and remediation steps.
- Experience running databases on Linux (Oracle, MySQL, or PostgreSQL).
- Experience with any of the following: vCenter, VMWare vSphere, Apache HTTP Server.
- Hands-on experience working with Openshift 4.x – RBAC, AD/LDAP Integration, CI/CD, Certificates, SSL/TLS.
- Red Hat Certified Engineer; Red Hat Certified System Administrator.
What We Offer
~1 min readPeraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.
Location & Eligibility
About this job
- Pay per year
- $104,000–$166,000 a year
- 18% above the $113,959 median for Systems Administrator jobs on Jobera (349 salaries).
- Posted
- Today
Listing Details
- Posted
- November 12, 2026
- First seen
- November 12, 2026
- Last seen
- November 12, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 67%
- Scored at
- November 12, 2026
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