Senior Linux Systems Administrator

Peraton

Senior Linux Systems Administrator providing IT Operations and Maintenance for the Department of State. Supporting legacy networks and applications with a focus on Red Hat and Oracle Linux environments.

Posted 7/29/2026full-timeWashington • District of Columbia, 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 Enterprise and Oracle Linux, while leveraging automation tools like Ansible, AAP, and Puppet to enhance system efficiency. Capable of providing high-level support and training to junior team members, ensuring effective troubleshooting and documentation practices.

Highest-signal resume keywords

Linux AdministrationRed Hat Enterprise LinuxOracle LinuxAnsible ProficiencyAutomation Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux AdministrationAutomationTroubleshootingSystem BuildsPatchingHardeningTechnical DocumentationSOP MaintenanceUser DocumentationO&M Tasks

Soft Skills

TrainingCollaborationProblem-Solving

Tools & Technologies

AAPSatellitePuppet

Certifications & Qualifications

SECRET Government Security Clearance

Industry Keywords

Multi-Site Production EnvironmentCommon Vulnerability and Exposures (CVE)T3 Level Support

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 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
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 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

Benefits

Comp & perks

Health insurance
401(k) retirement plan
Paid time off
Flexible work arrangements