Senior Linux Administrator – DoD-Ready Hybrid Cloud

Thales Trusted Cyber Technologies; Maryland; Hybrid; USD 90,000 - 130,000; Full time

Job summary

Thales Trusted Cyber Technologies is seeking a Linux Administrator to manage RHEL-based systems across multi-site, hybrid environments including on-prem, air-gapped, and cloud components for a DoD defense contractor.

The role requires strong Linux administration, security hardening, and collaboration with security, network, and engineering teams to ensure compliance with STIGs, FIPS, and CMMC controls. Some travel to Abingdon/MD areas may be required.

Qualifications

• 4-7+ years Linux admin experience in DoD/regulatory environments
• RHEL 8/9+ experience in multi-site, air-gapped settings
• Automation experience: patching, config management, and cloud provisioning

Responsibilities

• Provide system administration and systems engineering support for RHEL-based and non-RHEL systems across on-premises, air-gapped, multi-site and cloud environments
• Install, configure, harden, patch Linux servers/workstations in standalone, networked, air-gapped, and hybrid cloud setups
• Enforce security baselines and compliance requirements (STIG, FIPS, CMMC 2/NIST 800-171) on Linux systems
• Utilize automation tools (Satellite, Ansible) to provision, configure, patch, and deploy Linux systems
• Support software engineering by maintaining development, build, and CI/CD Linux infrastructure

Skills

Linux systems administration

RHEL

Cloud environments

CI/CD tooling

Scripting (Bash/Python)

Security hardening

Cross-team collaboration

Education

Bachelor's degree in IT/CS or related field

Tools

Ansible

Red Hat Satellite

Red Hat Insights

Terraform

Job description

Thales Trusted Cyber Technologies is seeking a Linux Administrator to manage RHEL-based systems across multi-site, hybrid environments including on-prem, air-gapped, and cloud components for a DoD defense contractor.

The role requires strong Linux administration, security hardening, and collaboration with security, network, and engineering teams to ensure compliance with STIGs, FIPS, and CMMC controls. Some travel to Abingdon/MD areas may be required.