Cyber Systems Administration

About Peraton 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 to learn how we're keeping people around the world safe and secure. Program Overview Provides IC data management support to modernize mega data repositories, dataflow management, data provenance and compliance validation, and streaming solutions. About The Role Peraton is looking for a Senior Linux Systems Administrator to join our high-performing Cyber Intelligence team in Annapolis Junction, MD. This is more than just a job. It's a chance to work on mission-critical solutions that directly support the Intelligence Community (IC). Our team builds and maintains a suite of secure, web-based applications that streamline and safeguard data movement across complex mission environments. If you're passionate about Linux systems, cloud infrastructure, and supporting national security in a meaningful way, we want to hear from you. What You'll Do: Administer and support robust virtual environments and Linux-based systems
Lead implementation, maintenance, and recovery efforts to ensure system stability and resilience
Apply and maintain compliance with Security Technical Implementation Guides (STIGs)
Analyze and improve system build documentation and operational procedures
Contribute to system architecture and design decisions
Support a mix of cloud technologies and modern automation and monitoring tools
Develop and maintain technical documentation for security compliance and operational continuityWhat You'll Get: Flexibility: Enjoy flexible hours and remote work options
Stability: Long-term project work at a secure contractor facility
Growth: Work alongside highly skilled engineers on cutting-edge solutions
Impact: Play a vital role in improving data sharing and compliance across the ICAbout You: Strong background in Linux systems administration
Familiarity with virtualization platforms and cloud technologies (e.g., AWS, VMware)
Comfortable with scripting, automation tools, and monitoring solutions
Knowledge of STIG compliance and security hardening
Excellent communication and documentation skillsAre you ready to make a difference? Join Peraton and help drive secure, efficient data movement across the intelligence enterprise. Qualifications Basic Qualifications: Active TS/SCI clearance with polygraph clearance is required
Fifteen years' experience as a SA in programs and contracts of similar scope, type, and complexity is required
Bachelor's degree in a technical discipline from an accredited college or university is required (Five years of additional SA experience may be substituted for a bachelor's degree)
Strong Linux administration w/scripting experience required
Experience supporting the design of systems, mission architecture and associated hardware Working knowledge and understanding of system administration inter-dependencies as part of the Service Oriented Architecture (SOA)
DOD 8570 IAT II required, preferably Security+Desired Qualifications: Experience installing and configuring software applications
Ability to adjust to an ever-evolving environment
Basic network understanding
Practical experience with scripting languages i.e. shell, YAML and JSON
Experience integrating with configuration management systems (e.g., git)
Experience implementing and managing system monitoring applications (e.g., Nagios)
Experience with automation / deployment packages (e.g., Ansible, terraform, packer)
Experience with Virtualized Cloud-based infrastructures (AWS, Openstack, VMWare)
Experience maintaining accredited (ATO) systems
Experience implementing and maintaining STE/STN requirements and associated applications (XACTA, LatteArt, Biscotti)
Experience with CI/CD Deployments
Experience with Confluence & the Atlassian Suite
Peraton offers enhanced benefits to employees working on our critical National Security programs, 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 eligible to participate in an attractive bonus plan. SCA / Union / Intern Rate or Range Details Target Salary Range: $146,000 - $234,000. This represents the typical salary range for this position based on experience and other factors. EEO:Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.