Linux & Cyber Tools Administrator

Peraton; Beltsville (MD); On-site; USD 80,000 - 128,000; Full time

Job summary

Peraton is seeking a qualified candidate to join the DoS DSCM program, delivering Linux and cyber tools administration, patch management, and security-focused IT support across a global environment. Location is Beltsville, MD, with responsibilities spanning deployment automation, patching, and documentation.

Candidates should have a strong Linux background, Ansible skills, and a valid clearance. The role emphasizes hands‑on RHEL administration, Ansible playbook development, and DISA STIGs

Qualifications

• Bachelor’s degree and 5 years of experience; 3 years with Masters. An additional 4 years of experience may be substituted in lieu of the bachelor's degree requirement.
• One of the following certifications: CISSP-ISSAP, CISSP-ISSEP, CISSP, Security+ CE, CySA+, PPDA, Agile IC, SNOW App Dev.
• RHEL 7, 8, 9 hands‑on administration, patching and deployment; RHEL 9 experience required.
• Ansible playbooks -- create and modify for automation.
• Red Hat Satellite experience managing distributed RHEL patching at scale.
• Bash scripting -- write basic-to-intermediate scripts.
• DISA STIGs / system hardening experience.
• SCAP tools familiarity for scanning and compliance validation.
• IDS tooling — basic updates or signature management.
• Process documentation skills.
• U.S. citizenship and active Secret clearance to start.

Responsibilities

• Provide Linux and cyber tools administration and Tier 2 support globally.
• Maintain Ansible playbooks for rapid deployment of updated containers.
• Maintain Satellite server for distributed RHEL patching.
• Develop and maintain process documentation regarding Linux administration and patching.
• Assist in updating IDS definitions.

Education

Bachelor’s degree and 5 years experience; 3 years with Masters

Tools

Ansible

Red Hat Satellite

Bash scripting

SCAP tools

DISA STIGs

RHEL patching

Job description

Responsibilities

Peraton is seeking a qualified candidate who will become part of Peraton’s Department of State (DoS) Diplomatic Security Cyber Mission (DSCM) program providing leading cyber and technology security experience to enable innovative, effective, and secure business processes. Peraton’s DSCM program encompasses technical, engineering, data analytics, cyber security, management, operational, logistical, and administrative support to aid and advise DoS Cyber & Technology Security (CTS) Directorate. This includes protecting a global cyber infrastructure comprising networks, systems, information, and mobile devices all while identifying and responding to cyber risks and threats. Those supporting Peraton’s DSCM program strive to leverage their expert knowledge and propose creative solutions to real-world cybersecurity challenges.

Location: Beltsville, MD.

What you’ll do:

• Provide Linux and cyber tools administration and Tier 2 support across a range of systems spread globally.
• Maintain Ansible playbooks for rapid deployment of updated containers.
• Maintain and leverage Satellite server for distributed RHEL patching.
• Develop and maintain process documentation regarding Linux administration and patching.
• Assist in updating of IDS definitions.

Qualifications

Minimum Qualifications

• A Bachelor’s degree and 5 years of experience; 3 years with Masters. An additional 4 years of experience may be substituted in lieu of the bachelor's degree requirement.
• Must either possess and maintain, or obtain prior to start date, one of the following professional certifications:
  • CISSP-ISSAP, CISSP-ISSEP, CISSP, Security+ CE, CySA+, PPDA, Agile IC, SNOW App Dev.
• Red Hat Enterprise Linux (RHEL) 7, 8, and 9 — hands‑on administration, patching, and deployment from scratch; working experience with RHEL 9 environments specifically required
• Ansible — ability to both run and write/modify playbooks for automated deployment and configuration
• Red Hat Satellite — experience managing distributed RHEL patching at scale
• Bash scripting — must be able to author basic-to-intermediate scripts, not just execute them
• DISA STIGs / system hardening — practical experience applying security configurations
• SCAP tools — familiarity with scanning and compliance validation
• IDS/security tooling — basic experience with definition updates or signature management
• Process documentation — ability to write and maintain clear technical procedures
• U.S. citizenship and an active Secret security clearance to start.

Desired Qualifications

• Basic networking knowledge — OSI model, firewalls, switches/routers
• VMware or equivalent virtualization — creating and managing VMs
• Basic hardware troubleshooting experience

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.

Target Salary Range

$80,000 - $128,000. 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.