Senior Linux System Engineer

General Dynamics Information Technology (GDIT); Fort Huachuca (AZ); On-site; USD 88,000 - 118,000; Full time

Benefits offered by this job

Comprehensive benefits and wellness

401K with company match

Paid time off

Full flex work week

Job summary

General Dynamics Information Technology (GDIT) is seeking a Senior Linux System Engineer for full-time onsite support at our Fort Huachuca facility. You will review, analyze, and provide Tier III support for patches and updates, testing baselines in EOF prior to RCC release.

The role focuses on secure, scalable Linux infrastructure and enterprise-wide STIG compliance. Required bachelor’s degree with 5+ years of experience or equivalent.

Qualifications

• Bachelor’s Degree with 5 years’ experience, or 9 years’ experience in lieu of degree.
• Active Secret clearance required.
• Able to obtain IAT level III (reimbursement for exam after starting).

Responsibilities

• Designs and defines system architecture for new or existing computer systems.
• Develop Enterprise Technical Procedures (ETPs) for patching, upgrades and security configurations.
• Ensure Linux systems stay compliant with baseline and enterprise policy.
• Monitor solutions via a centralized alerting system.
• Develop OS lifecycle plan with DoW STIGs and security standards.

Skills

VMWare management

RHEL/Linux

STIG security

System analysis

Education

Bachelor’s Degree

Tools

VMware

STIGs

Job description

Job Description

Deliver simple solutions to complex problems as a Senior Linux System Engineer at GDIT. Here, you’ll tailor cutting‑edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.

At GDIT, people are our differentiator. As a Senior Linux System Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Linux System Engineer joining our team to review, analyze and provide Tier III support for patches and updates, to include testing the baseline in the Engineering Operations Facility (EOF) prior to release to the RCCs.

Selected candidate will provide full‑time onsite support at our Fort Huachuca facility.

MEANINGFUL WORK AND PERSONAL IMPACT

• Designs and defines system architecture for new or existing computer systems.
• You will also develop Enterprise Technical Procedures (ETPs) with the directions to apply patches, upgrades and security configurations and/or updates to the baseline system in the EOF for testing IAW with the STIGs.
• Ensure that already‑provisioned Linux systems are kept in compliance with baseline requirements & ever‑changing enterprise policy (e.g., equivalent to Group Policy in the Windows realm for ongoing compliance updates).
• Monitor all solutions integrated via a centralized alerting system.
• Develop an operating system lifecycle plan with integration of DoW STIGs and other recommended security standards.

WHAT YOU’LL NEED TO SUCCEED (Required)

Education & Experience

Bachelor’s Degree and a minimum of 5 years’ experience required. An additional 4 years of experience may be substituted in lieu of degree.

Clearance

Active Secret security clearance required.

Certification

Able to obtain IAT level III. (GDIT will reimburse for cost of exam after you begin employment)

Technical Skills

• VMWare management/administration experience.
• Thorough experience with Red Hat Enterprise Linux (RHEL), Ubuntu or a derivative.
• Knowledge of Windows and Linux Security Technical Implementation Guide (STIG) and current DISA’s hardening protocol.
• Experienced in systems analysis, design, integration, documentation, and engineering.

GDIT IS YOUR PLACE:

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI‑powered career tool that identifies career steps and learning opportunities.
• Support: An internal mobility team focused on helping you achieve your career goals.
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off.
• Flexibility: Full‑flex work week to own your priorities at work and at home.
• Community: Award‑winning culture of innovation and a military‑friendly workplace

OWN YOUR OPPORTUNITY

• Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

The likely salary range for this position is $88,130 - $117,875. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Total Rewards at GDIT:

Our benefits package for all US‑based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post‑tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

To ensure our employees are able to protect their income, other offerings such as short and long‑term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission‑ready capabilities in AI, cloud, cyber and software development.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Skills

Documentations,Linux,Systems Design,Systems Engineering

Certifications

Certified Information Systems Security Professional (CISSP) | International Information System Security Certification Consortium (ISC2) - International Information System Security Certification Consortium (ISC2)

Experience

5 + years of related experience

US Citizenship Required

Yes