Linux Systems Administrator - Cloud & Automation (TS/SCI)

ManTech; San Antonio (TX); On-site; USD 100,000 - 150,000; Full time

Job summary

MANTECH seeks a motivated Linux Systems Administrator to join the LOS team in San Antonio, TX. The role focuses on designing, implementing, and maintaining the organization’s cloud-compute infrastructure with strong Linux and automation skills.

The ideal candidate will have deep Linux knowledge (RHEL 8–10, Amazon Linux), Ansible experience, and cloud proficiency (AWS). DoD 8140 IAT II and TS/SCI with Polygraph are required for employment consideration.

Qualifications

• Bachelor’s degree in a technical discipline with 10 years’ experience as a Systems Administrator or 5 years added SA experience in lieu of the degree.
• In-depth Linux experience (RHEL 8/9/10, Amazon Linux, Rocky, etc.).
• Experience with Ansible and cloud services (AWS/Lambda).
• IAT II certification (DoD 8140 required upon start).
• Design and integrate hardware/software components and perform maintenance.
• Troubleshooting and collaboration with internal/external teams.

Responsibilities

• Analyze problems to determine technical solutions.
• Maintain knowledge of new and existing products and technologies.
• Learn and share knowledge with others and collaborate with stakeholders.
• Design and build the IT environment and framework.
• Guide IT projects to meet requirements and architecture.

Skills

Linux administration

Ansible

AWS

Red Hat Linux

Cloud services

Python scripting

Bash scripting

IAT II

Communication

Education

Bachelor's degree in a technical discipline with 10 years' SA experience OR 5 years additional SA exp in lieu of degree

Tools

Ansible Automation Platform

Red Hat Satellite

Red Hat Image Builder

AWS

Azure

VMware

OpenStack

Job description

MANTECH seeks a motivated Linux Systems Administrator to join the LOS team in San Antonio, TX. The role focuses on designing, implementing, and maintaining the organization’s cloud-compute infrastructure with strong Linux and automation skills.

The ideal candidate will have deep Linux knowledge (RHEL 8–10, Amazon Linux), Ansible experience, and cloud proficiency (AWS). DoD 8140 IAT II and TS/SCI with Polygraph are required for employment consideration.