Linux Systems Administrator — Hybrid, DoD Cleared

DMI; Washington (District of Columbia); Hybrid; USD 109,440 - 133,760; Full time

Benefits offered by this job

Healthcare coverage

401(k) match

Tuition assistance

Paid time off

Job summary

DMI is seeking a Unix/Linux Administrator to join our Washington, DC team. You will design, implement, and maintain Linux-based systems with a focus on stability, security, and performance.

Responsibilities include end-to-end Linux management, CIS baseline configuration, and cross-functional collaboration to support mission-critical applications. The role requires DoD IAT Level 2 certification readiness and candidates may pursue RHCE/LPIC-2 and CompTIA Linux+ certifications.

Qualifications

• DoD IAT Level 2 certification or equivalent is required.
• RHCE/LPIC-2 and CompTIA Linux+ certifications are highly desired.

Responsibilities

• Design, implement, and maintain Linux-based systems and environments.
• Manage end-to-end Linux operations including performance, backups, and security.
• Configure CIS baselines and apply patches to systems.
• Collaborate with cross-functional teams to support mission-critical apps.
• Troubleshoot hardware, software, and network issues promptly.
• Document configurations, procedures, and troubleshooting steps.

Skills

Linux administration

Bash scripting

Python scripting

Git version control

Networking basics

Security best practices

VMware/Hyper-V basics

Education

RHCE

LPIC-2

CompTIA Linux+

Tools

Red Hat Linux

Job description

DMI is seeking a Unix/Linux Administrator to join our Washington, DC team. You will design, implement, and maintain Linux-based systems with a focus on stability, security, and performance.

Responsibilities include end-to-end Linux management, CIS baseline configuration, and cross-functional collaboration to support mission-critical applications. The role requires DoD IAT Level 2 certification readiness and candidates may pursue RHCE/LPIC-2 and CompTIA Linux+ certifications.