TS/SCI Cleared Linux Systems Administrator – On-Site MD

Peraton Labs; College Park (MD); On-site; USD 104,000 - 166,000; Full time

Job summary

Peraton Labs in Maryland is seeking a poly cleared Linux Systems Administrator to support the infrastructure team for a cleared R&D program. This on-site role focuses on implementation, maintenance, and day-to-day operations of Linux-based systems across classified and unclassified environments.

The ideal candidate has hands-on Linux experience, strong troubleshooting, scripting in Bash or Python, and the ability to assist researchers, engineers, and customers in a fast-paced setting.

Qualifications

• 3+ years of experience with a Bachelor's degree, 1+ year with a Master's, or 7+ years total experience in related fields.
• Strong experience with Linux systems administration.
• Experience with Windows system administration in mixed environments.
• Experience supporting IT systems in programs of similar scope and complexity.
• Experience with Linux installation, configuration, patching, troubleshooting, user support, and maintenance.
• Experience with scripting/automation using Python, Bash, or similar.
• Understanding of TCP/IP, DNS, DHCP, routing, switching, firewalls, ports, and troubleshooting.
• Experience with client/server systems, storage, network devices, and user workstations.
• Ability to provide Tier 1 and 2 support and communicate status clearly.
• Strong communication and teamwork across customers, subcontractors, Peraton personnel.
• US Citizenship is a requirement for this position
• Active TS/SCI w/ Polygraph required

Responsibilities

• Provide day-to-day administration, maintenance, monitoring, and troubleshooting for Linux-based IT systems
• Support implementation, configuration, operation, and sustainment of servers, workstations, storage, and network-connected devices
• Provide Tier 1 and Tier 2 support for system access, user issues, software problems, hardware issues, and incidents
• Diagnose and resolve Linux system, application, storage, network, and user access issues
• Develop scripts and automation using Bash, Python, or similar tools to improve operations
• Monitor system performance, availability, logs, and resource utilization
• Maintain system documentation, procedures, and troubleshooting notes
• Support security posture activities including patching and vulnerability remediation

Skills

Linux systems administration

Windows system administration

Python scripting

Bash scripting

Networking basics

Communication skills

US Citizenship

TS/SCI w/ Polygraph

Education

Bachelor's degree in CS/IS/CE/Cybersecurity

Master's degree

PhD

Tools

VMware

KVM

Proxmox

Hyper-V

OpenStack

Docker

Kubernetes

Ansible

Puppet/Chef

Job description

Peraton Labs in Maryland is seeking a poly cleared Linux Systems Administrator to support the infrastructure team for a cleared R&D program. This on-site role focuses on implementation, maintenance, and day-to-day operations of Linux-based systems across classified and unclassified environments.

The ideal candidate has hands-on Linux experience, strong troubleshooting, scripting in Bash or Python, and the ability to assist researchers, engineers, and customers in a fast-paced setting.