Linux Systems Administrator & DevOps Engineer (On-Site)

Huntington Ingalls Industries; Detroit (MI); On-site; USD 65,592 - 90,000; Full time

Job summary

HII Mission Technologies has an immediate opportunity for a Linux System Administrator/DevOps Engineer (Infrastructure Operations) in Warren, MI. The role requires Red Hat Enterprise Linux expertise in a DoD RMF environment, building and automating Linux-based infrastructure that supports development, build and testing environments.

On-site work in Warren, MI is required; no remote work. You will document infrastructure, debug complex interactions, own end-to-end systems, and manage containers

Qualifications

• 3 years relevant experience with Bachelor's in related field; 1 year with Masters in related field; or high school diploma with 7 years experience.
• Practical experience with Docker or OCI container ecosystems.
• Experience administering Linux systems in production or engineering environments.
• Strong experience with Linux system administration from the command line.
• Hands-on experience administering enterprise Linux distributions (e.g., Ubuntu, RHEL, Rocky, Debian).
• Hands-on experience with Ansible automation.
• Experience writing automation scripts in Bash and/or Python.
• Familiarity with Git-based workflows for infrastructure code.
• Experience troubleshooting system, networking, and service-level issues.
• Experience managing systems via CLI without GUI tools.
• Experience with systemd, networking, storage, file systems, package management, SSH and secure remote administration.
• Ability to obtain and maintain a DoD secret security clearance; US citizenship required.

Responsibilities

• Document infrastructure.
• Debug complex systems interactions.
• Own end-to-end infrastructure.
• Build and maintain container images and debug containerized apps.
• Support build/test pipelines using containers.
• Automate operational tasks and diagnostics.
• Troubleshoot performance, service failures, and networking issues.

Skills

Docker

Linux

Ansible

Bash/Python

Git

CLI

Education

Bachelor's degree in related field

Master's degree in related field

High School Diploma or equivalent with 7 years experience

Tools

OCI container ecosystems

Kubernetes

Job description

HII Mission Technologies has an immediate opportunity for a Linux System Administrator/DevOps Engineer (Infrastructure Operations) in Warren, MI. The role requires Red Hat Enterprise Linux expertise in a DoD RMF environment, building and automating Linux-based infrastructure that supports development, build and testing environments.

On-site work in Warren, MI is required; no remote work. You will document infrastructure, debug complex interactions, own end-to-end systems, and manage containers