Senior Linux Systems Administrator

Peraton

Senior Linux Systems Administrator supporting IT operations for the Department of State. Experience in managing Linux environments and infrastructure for diplomatic technology operations.

Posted 7/29/2026full-timeWashington, D.C. • Virginia, Washington • 🇺🇸 United StatesSenior💰 $104,000 - $166,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Linux Administration, particularly with Red Hat and Oracle Linux, while leveraging automation tools like Ansible, AAP, and Puppet to enhance system efficiency and security. Capable of providing high-level support and training to team members, ensuring compliance with security standards and operational procedures.

Highest-signal resume keywords

Linux AdministrationRed Hat Enterprise LinuxOracle LinuxAnsibleAutomation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux AdministrationAutomationTroubleshootingSystem BuildsPatchingHardeningTechnical DocumentationSOP CreationUser DocumentationCVE Mitigation

Soft Skills

TrainingCollaborationProblem-Solving

Tools & Technologies

AAPSatellitePuppet

Certifications & Qualifications

SECRET Government Security Clearance

Industry Keywords

Multi-Site Production EnvironmentCertification and Accreditation Requirements

Tech Stack

Tools & technologies

AnsibleLinuxOraclePuppet

About the role

Key responsibilities & impact

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

What you’ll need

Masters degree and 6 years of experience or Bachelors degree and 8 years of experience or Associates degree and 10 years of experience or 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.

Benefits

Comp & perks

Health insurance
401(k) matching
Paid time off
Remote work options
Flexible work hours