Linux Systems Administrator - DoD Lab & STIG Expert

Oasys, Inc.; Huntsville (AL); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

BC/BS Alabama Health & Dental

Vision

ESOP

401-K with Matching

Flexible Spending Account

Tuition Reimbursement

Holidays

Vacation

Disability

Job summary

OASYS, INC. in Huntsville, AL is seeking a Mid-Level Linux System Administrator to support our ARMY customer onsite at Redstone Arsenal. The role requires strong Linux, networking, and security skills, with Ansible and STIG compliance experience preferred.

The position includes potential for 10–20% travel, DoD Secret clearance eligibility, and a bachelor’s degree with 3+ years of relevant experience. Onsite work in a secure lab environment is expected.

Qualifications

• Bachelor’s degree in a technical field or equivalent experience.
• 3+ years of Linux system administration experience in a lab or mission environment.
• Experience with DoD environments or similar highly secure settings is a plus.

Responsibilities

• Install, configure, and maintain Linux systems across multiple platforms (RHEL 7-10).
• Perform network configurations and switch maintenance; support cybersecurity scans.
• Manage user accounts and backups; document deviations from STIG requirements.

Skills

Linux administration

Networking

Security concepts

Team communication

Policy compliance

Education

Bachelor's degree in CS/Engineering/Math

Master's degree in related field

Tools

Ansible

Evaluate-STIG

DISA STIG tools

Job description

OASYS, INC. in Huntsville, AL is seeking a Mid-Level Linux System Administrator to support our ARMY customer onsite at Redstone Arsenal. The role requires strong Linux, networking, and security skills, with Ansible and STIG compliance experience preferred.

The position includes potential for 10–20% travel, DoD Secret clearance eligibility, and a bachelor’s degree with 3+ years of relevant experience. Onsite work in a secure lab environment is expected.