Linux Systems Administrator - DoD Infrastructure

Beyond New Horizons; Tullahoma (TN); On-site; USD 83,000 - 132,000; Full time

Benefits offered by this job

Competitive salaries

Continuing education assistance

401K with employer matching

Paid time off and holidays

Job summary

Beyond New Horizons is seeking a Linux System Administrator to join the AEDC team at Arnold Air Force Base, TN. You will manage Linux servers/workstations, implement virtualization, and enforce DoD security baselines. This role requires U.S.

citizenship and the ability to obtain/maintain a DoD 8140 certification within six months. Responsibilities include deploying and securing Red Hat environments, collaborating with the ISSM, and providing end-user support.

Qualifications

• Bachelor's degree in IT, CS, or related field and 2+ years as a system admin.
• Ability to obtain/maintain DoD 8140 certs within 6 months of hire.
• U.S. Citizenship required due to federal government contract.
• Active security clearance is required or must be obtainable.

Responsibilities

• Serve as primary System Administrator for Linux systems, workstations, and services.
• Evaluate hardware/software solutions and summarize recommendations to leadership.
• Build and administer RHEL workstation/server infrastructure for AEDC needs.
• Configure and manage virtualization frameworks (VMware, OpenShift).
• Maintain secure baselines and OS images.
• Implement STIGs and DoD security policies.
• Provide secondary admin support for Linux systems and peripherals.
• Handle backups, upgrades, and issue resolution.
• Collaborate with ISSM to ensure cybersecurity compliance.
• Troubleshoot end-user issues via ticket systems.

Skills

Linux administration

Virtualization

Security compliance

Scripting

Troubleshooting

Education

Bachelor's degree in IT/CS

Tools

VMware

OpenShift

RHCSA/RHCE

Docker/Kubernetes

Ansible

Job description

Beyond New Horizons is seeking a Linux System Administrator to join the AEDC team at Arnold Air Force Base, TN. You will manage Linux servers/workstations, implement virtualization, and enforce DoD security baselines. This role requires U.S.

citizenship and the ability to obtain/maintain a DoD 8140 certification within six months. Responsibilities include deploying and securing Red Hat environments, collaborating with the ISSM, and providing end-user support.