Mission-Critical UNIX Systems Engineer — Remote

Peraton; Radford (VA); Hybrid; USD 112,000 - 179,000; Full time

Benefits offered by this job

Medical benefits

401(k)

Paid time off

Job summary

Peraton is seeking a seasoned UNIX/Linux Systems Administrator to sustain and advance our Red Hat/Oracle Linux and Solaris environments in a mixed customer setting. You will harden, automate, and modernize servers to support mission-critical programs worldwide, with DoD 8140/DCWF requirements and a DoD Secret clearance.

The role allows remote options in Radford, VA or other locations. You will plan HW/SW integrations, tune performance, and produce security/status reports while maintaining robust

Qualifications

• Minimum experience aligned with DoD/DoW environments.
• Active DoD security clearance required.
• UNIX/Linux systems administrator experience with automation.
• Experience patching and hardening system configurations.

Responsibilities

• Manage UNIX/Linux servers across a mixed environment.
• Plan and implement hardware/software upgrades and integrations.
• Monitor performance and ensure continuous operations.
• Harden systems using STIGs, SELinux, firewalld/iptables.
• Maintain SOPs and runbooks for repeatable processes.

Skills

UNIX/Linux Admin

Automation

Security hardening

Security clearance

Networking

Education

Background in Computer Science or IT

Tools

Red Hat RHCSA/RHCE

Oracle Solaris

DNF/YUM/RPM

Job description

Peraton is seeking a seasoned UNIX/Linux Systems Administrator to sustain and advance our Red Hat/Oracle Linux and Solaris environments in a mixed customer setting. You will harden, automate, and modernize servers to support mission-critical programs worldwide, with DoD 8140/DCWF requirements and a DoD Secret clearance.

The role allows remote options in Radford, VA or other locations. You will plan HW/SW integrations, tune performance, and produce security/status reports while maintaining robust