Linux Sys Admin​/DevOps Engineer; Systems Administrator

Requisition Number: 28850
Required Travel: 0 - 10%

Employment Type:

Full Time/Salaried/Exempt
Anticipated Salary Range: $65,592.00 - $90,000.00
Security Clearance:
Ability to Obtain
Level of

Experience:

Mid HI
This opportunity resides with
All-Domain Operations (ADO)
, a business group within HII’s Mission Technologies division. All-Domain Operations comprises multi-domain operations, platforms and logistics, and intelligence operations.
HII designs, develops, integrates and manages the sensors, systems and other assets necessary to support integrated ISR operations and accelerated decision-making. With data fusion and mission management capabilities for the Department of Defense, the combatant commands and the intelligence community, HII advances the mission around the globe.

Leadership At HII Is a Mindset, Not a Title. Through Our Leadership Capability Framework, We Define How Every Team Member Contributes To Our Mission And Culture

These capabilities guide how all employees contribute to our shared success across Mission Technologies.

HII Mission Technologies has been selected as one of "Top 25 Employers for Veterans in 2024" and a Forbes Best Large Employer for 2023.

Are you ready to take your career to the next level? We are seeking a skilled and motivated Red Hat System Administrator to join our team.

HII Mission Technologies has an immediate opportunity available for a
Linux System Administrator/Dev Ops Engineer (Infrastructure Operations) located in Warren, MI. The ideal candidate will have experience administering Red Hat Enterprise Linux (RHEL) systems in a DoD RMF environment. The System Admin will build, operate, and automate Linux-based infrastructure that supports software development, build, and testing environments and maintain system integration lab infrastructure while automating repetitive operational work
This role requires on-site work in Warren, MI and cannot be performed remotely.
Come support our work with Ground Vehicle Systems Center and join a high-performing team of engineers!

• Document infrastructure
• Debug complex systems interactions
• Own end to end infrastructure
• Containers and Dev Environments

• Build and maintain container images
• Debug containerized applications
• Support build/test pipelines using containers
• Understanding of container networking and storage

• Automation & Infrastructure as Code

• Write and maintain playbooks and roles
• Build idempotent infrastructure automation
• Automate operational tasks and diagnostics

• Troubleshoot performance, service failures, and networking issues

• 3 years relevant experience with Bachelors in related field; 1 year relevant experience with Masters in related field; or High School Diploma or equivalent and 7 years relevant 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
• Strong 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 issue
• Expereince managing systems via CLI without reliance on GUI tools
• Experience with: systemd, networking configuration, storage and file systems, package management, SHH and secure remote administrators
• Needs to be able to be certified as an admin for Linux based on DoD requirements
• Ability to obtain and maintain a secret security clearance with the US DoD (must be a US citizen in order to obtain a clearance with the US Gov)

• A secret security clearance with the US DoD
• Strong troubleshooting and root-cause analysis skills
• A mindset focused on automation and repeatability
• Comfort operating independently with minimal supervision
• Ability to collaborate effectively with software engineers
• A practical, hands‑on approach to building and…