Sr. Linux Systems Administrator

Peraton; Corridor North (MD); On-site; USD 176,000 - 282,000; Full time

Benefits offered by this job

PTO 25 days

Bonus plan

Benefits package

Job summary

Peraton is seeking a highly experienced Linux Systems Administrator in the United States to deploy, manage and secure Linux environments across mission-critical workloads. This role requires hands-on administration, patching, and documentation, with a focus on reliability and performance.

The ideal candidate holds TS/SCI with poly, 15 years of experience, a technical bachelor's degree (or equivalent experience), and proven AWS and scripting skills.

Qualifications

• Active TS/SCI with current Polygraph required.

Responsibilities

• Linux systems deployment and management.
• Systems patching and upgrades.
• Software installation and configuration.
• IAVA patching and documentation creation and maintenance.
• Monitoring and initial troubleshooting of Linux based systems.
• Creating POA&M's as necessary.

Skills

Shell scripting

Ansible

SALT

AWS

Elastic Search

Networking fundamentals

Documentation

Education

Bachelor's degree in a technical discipline

Tools

Linux

Job description

Job Locations

US-MD-Annapolis Junction

Requisition ID 2026-172677

Position Category Cyber Security

Clearance Top Secret/SCI w/Poly

Peraton Overview

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

Job Description:

• Linux systems deployment and management
• Systems patching and upgrades
• Software installation and configuration
• IAVA patching and documentation creation and maintenance.
• Monitoring and initial troubleshooting of Linux based systems.
• Creating POA&M's as necessary

Highly Desired Skills:

• Minimum of 6 years' recent experience managing Linux based systems
• Experience with AWS environment for managing VPC's, configuring and deploying virtual systems.
• IAVAs STE/STN and system patching
• Experience with Elastic Search functionality
• Knowledge of Network Protocols
• Experienced providing customer support
• Understanding of fundamental networking and distributed computing environment concepts, Linux desktop systems, performance tuning and capacity planning of servers (hardware and software levels)
• Ability to write Shell and Ansible or SALT scripts.
• Write and maintain system technical documentation.
• A self-starter who can work closely with the team but requires little oversight in completing requires SA tasks.

Qualifications

Basic Requirements:

• Active TS/SCI with current Polygraph required
• DOD 8570 compliance (such as Security+ cert)
• Fifteen (15) years' experience as a Systems Administrator
• Bachelor's degree in a technical discipline
  • 5 additional years of experience as a system administrator may be substituted for a degree

Benefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan.

Benefits Statement

Peraton 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.

Target Salary Range

$176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.