Enter a job title or keyword

Linux System Engineer

Pantex

Job Location:

Amarillo, TX - USA

Monthly Salary: Not provided by the employer

Posted: 7 August 2026 (5 hours ago)

Application Deadline: 4 November 2026

Vacancies: 1 Vacancy

Job Summary

Location: Amarillo TX - Pantex Plant
Job Title: Linux System Engineer
Career Level From: Associate
Career Level To: Senior Specialist
Organization: Operating Systems ()
Job Specialty: System Administration

What Youll Do

As a Linux System Engineer you will support national security missions critical to the safety security and effectiveness of the United States nuclear weapons stockpile. You will operate within the IT Infrastructure organization administering and modernizing Linux systems across a large distributed and highly regulated environment.

You will install configure maintain and enhance Red Hat Enterprise Linux (RHEL) systems; manage lifecycle operations through Red Hat Satellite; and automate provisioning configuration compliance and remediation using Ansible Automation Platform (AAP). You will collaborate with engineering cybersecurity project management and operations teams to ensure stability governance zerotrust alignment and compliance with Department of Energy (DOE)/National Nuclear Security Administration (NNSA) requirements.

Additional Responsibilities

Administer maintain and optimize core Linux-based infrastructure.
Manage lifecycle operations through Red Hat Satellite including host onboarding content views patching provisioning and remote execution.
Implement automation using Ansible and Ansible Automation Platform.
Create and maintain enterprise automation content for provisioning configuration enforcement and compliance.
Support Public Key Infrastructure (PKI) certificate-based authentication RSA infrastructure and identity integrations.
Install configure and maintain Linux-based thirdparty and Commercial Off-The-Shelf (COTS) applications.
Ensure configuration compliance with Red Hat Enterprise Linux (RHEL) Baseline Architecture and Security Technical Implementation Guide (STIG) requirements.
Provide after-hours emergency support and occasional weekend maintenance.
Maintain accurate runbooks operational procedures system documentation and training materials.
Partner with engineering and the Enterprise Architecture Office to implement new capabilities.
Work with the Network Operations Center to implement monitoring and proactive remediation strategies.
Assess hardware/software compatibility and provide lifecycle recommendations.
Troubleshoot issues across Operating System (OS) application container and networking stacks.
Follow change control processes for updates and enhancements.
Lead requirement analysis and evaluation of alternatives when needed.

Minimum Job Requirements

Bachelors degree in engineering/science/information technology discipline.
OR Masters degree in engineering/science/information technology discipline.
OR applicants without a bachelors degree may be considered based on a combination of at least 8 years of completed education and/or relevant experience

Department of Energy (DOE) Order 426.2A Requirements

Not applicable.

Preferred Job Requirements

Bachelors degree in engineering/science/IT with 4 years experience or Masters with 2 years
Experience administering Red Hat Enterprise Linux in production environments
Familiarity with Red Hat Satellite for patching provisioning and lifecycle management
Foundational experience with Ansible automation
Ability to adhere to DOE/NNSA cybersecurity directives STIG/Security Requirements Guide (SRG) requirements and secure configuration standards
Understanding of basic networking Security Enhanced Linuc (SELinux) identity management and storage concepts
Ability to document procedures collaborate effectively and resolve technical issues
Experience deploying or operating Ansible Automation Platform including controller execution nodes and automation hub
Experience with VMware virtualized environments
Experience with enterprise storage systems (Pure Storage NetApp)
Experience implementing hardened configurations aligned with RHEL Baseline
Experience with backup and recovery workflows
Understanding of interactions between applications operating systems and thirdparty integrations
General networking knowledge (Domain Name System (DNS) routing Virtual Local Area Networks (VLANs) firewall concepts)
Experience securing Linux systems (System Security Services Daemon (SSSD) certificatebased auth smartcard RSA)
Familiarity with container tooling (Podman) Universal Base Images (UBI) images and emerging modernization efforts
Experience with monitoring/observability tools and centralized logging
Experience supporting Public Key Infrastructure (PKI) RSA and identity management solutions

#JointheMission: Your Impact Starts Here

At Pantex you wont just find a jobyoull discover a career of purpose safeguarding national security through work performed nowhere else on Earth. We empower dedicated innovative individuals like you to achieve their greatest impact surrounded by exceptional talent and limitless opportunities for professional growth.

When you #JointheMission you choose a lifetime career where your commitment is genuinely valued and rewarded. At Pantex we believe that extraordinary talent thrives when supported by a balanced life. Discover the flexibility that empowers you to excel coupled with a benefits package designed for your total peace of mind from comprehensive health coverage and robust retirement planning to opportunities for continuous learning through education reimbursement.

Notes

The minimum education and experience for the lowest career level in the job posting range are listed under Minimum Job Requirements. Successful candidates hired into a higher career level than the minimum in the range must meet the requirements listed in the job leveling charts for the career level into which they are being hired.

If a range of Career Levels is posted i.e. Senior Associate to Senior Specialist internal applicants already in one of the Career Levels would come across at their current Career Level. Internal applicants currently in a lower level Career Level would move to the lowest posted Career Level.

Requires a Q clearance; however all qualified candidates will be considered regardless of their current clearance status. The ability to obtain and maintain a Department of Energy Q clearance is required.

Position may require entry into Materials Access Areas (MAA) and participation in the Human Reliability Program (HRP). If HRP is required candidate must complete a counterintelligence-scope polygraph pursuant to 10 Code of Federal Regulations (CFR) 709. Medical requirements may apply.

Pantex is a drug-free workplace. Candidates accepting a job offer will be required to pass a pre-placement physical drug screening and background investigation. As an employee you may be required to receive and maintain a security clearance from the United States Department of Energy in order to meet eligibility requirements for access to sensitive information or matter. U.S. citizenship is a requirement for security clearance applicants. All employees are subject to random selection for drug testing without advance notification.

Pantex is an equal opportunity employer and does not tolerate discrimination in the terms and conditions of employment on the basis of race color sex sexual orientation pregnancy age religion national origin ancestry genetic information disability veteran status or other characteristic protected by law. Such terms and conditions of employment include but are not limited to hiring training promotion discipline compensation benefits and termination of employment. Pantex takes affirmative action to employ and advance in employment qualified individuals with disabilities and protected veterans; including disabled veterans recently separated veterans active-duty wartime or campaign badge veterans and Armed Forces service medal veterans. All employment decisions are based on business needs job requirements and individual qualifications.

Required Experience:

Apply Now