Systems Administrator

At Peraton, we're supporting critical missions across the national security space. We are seeking a Systems Administrator to join our team, where you’ll play a pivotal role in maintaining the performance, security, and reliability of multi-user computer systems across multiple security domains.

In this role, you’ll work alongside network engineers and IT security specialists to ensure our systems operate efficiently and securely. If you're a proactive problem solver with hands-on experience in Linux and Windows system administration, and you're looking to make an impact, we’d like to meet you.

What You’ll Do:

• Ensure smooth operations of multi-user computer systems across multiple security domains.

• Coordinate closely with network engineers and security teams to optimize system performance and uptime.

• Monitor system resources (CPU, disk, memory) to maintain optimal performance and operating efficiency.

• Perform system security administration tasks including creation and management of user accounts and access profiles.

• Configure and manage administrator accounts, maintain system documentation, and allocate mass storage.

• Install and support COTS (Commercial Off-The-Shelf) software, including developing automated installation processes.

• Debug and resolve system integration issues and deployment-related problems.

• Monitor AWS services; help develop scripts for system monitoring and proactive issue detection.

• Maintain and update server certifications across multiple classified environments.

• Support backup and recovery processes.

Required Qualifications:

• Active TS/SCI clearance adjudication or ability to obtain SCI and pass a poly

• Bachelor's degree and 3+ years of relevant experience.

  • Additional 4 years’ experience may be considered in lieu of degree.

• Experience with:

  • Linux and Windows System Administration

  • VCenter System Administration

  • Multi-domain security operations and protocols

  • Basic network troubleshooting

• Strong technical problem-solving and analytical skills.

Desired Qualifications:

• Proficiency with scripting languages (e.g., Bash, Python)

• Experience with AWS, Postgres, and COTS tools such as Jive

• Familiarity with Java, PHP, or Python programming

• Active CompTIA Security+ CE certification

• Knowledge of IC compliance, audit, and monitoring requirements (e.g., Splunk, Nessus)

• Familiarity with endpoint security tools (e.g., McAfee/Trellix)

• Experience supporting system accreditation efforts

• Background in developing and troubleshooting cloud-based software solutions

Peraton offers enhanced benefits to employees working on 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 eligible to participate in an attractive bonus plan