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Senior Linux Systems Engineer Jobs (NOW HIRING)

SG Cap Trading

Linux Systems Engineer

Chicago, IL

Linux Systems Engineer ID: 1018 Location: Chicago, IL More about this job > Description SG is a ... Work-Life Balance - no excessive overtime Mentorship from senior engineers Experience with ...

DPG Solutions LLC

DevSecOps Engineer

Lakewood Ranch, FL · On-site

CompTIA Security+ Senior Linux Systems Engineer / Linux SME DPG is seeking a Senior Linux Systems Engineer / Linux SME to support a mission critical customer in a classified environment. This role is ...

DPG Solutions LLC

DevSecOps Engineer

Lakewood Ranch, FL · On-site

$180K - $325K/yr

CompTIA Security+ Senior Linux Systems Engineer / Linux SME DPG is seeking a Senior Linux Systems Engineer / Linux SME to support a mission critical customer in a classified environment. This role is ...

Princeton IT Services

Sr Linux Engineer

Orange, CT · On-site

Senior Linux Engineer Location: Orange, Connecticut (Onsite) Job Type: Full-Time Contract Job ... Perform system administration tasks including user management, security hardening, system ...

SAIC

Senior Linux Systems Administrator

Princeton, NJ · On-site

SAIC is recruiting for a Senior Linux Systems Administrator to join their program supporting the ... S. in Computer Science, Information Technology, Software Engineering, or related field and nine (9) ...

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Senior Linux Systems Engineer information

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$158.5K

How much do senior linux systems engineer jobs pay per year?

As of Jun 12, 2026, the average yearly pay for senior linux systems engineer in the United States is $127,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,000.00 and $138,000.00 per year, depending on experience, location, and employer.

What does a Senior Linux Systems Engineer do?

A Senior Linux Systems Engineer is responsible for designing, implementing, and maintaining complex Linux-based systems and servers within an organization. Their duties often include configuring system architecture, ensuring system security and reliability, automating processes with scripting, and troubleshooting advanced issues. They may also mentor junior engineers, manage large-scale deployments, and contribute to planning the IT infrastructure. This role requires deep expertise in Linux operating systems, networking, and system optimization.

How does a Senior Linux Systems Engineer typically collaborate with development and security teams?

A Senior Linux Systems Engineer often works closely with development teams to ensure that infrastructure is tailored to the needs of applications, facilitating smooth deployments and resolving compatibility issues. Collaboration with security teams is also essential, as they help implement and maintain system hardening, intrusion detection, and compliance with security policies. Regular meetings, ticketing systems, and cross-functional project planning are common ways these teams work together to ensure system reliability, security, and performance.

What is the difference between Senior Linux Systems Engineer vs Linux Systems Administrator?

AspectSenior Linux Systems EngineerLinux Systems Administrator
CertificationsLinux Professional Institute Certification (LPIC), RHCELPIC, RHCE often preferred
Work EnvironmentDesigning, implementing, and optimizing Linux infrastructureMaintaining, monitoring, and supporting Linux systems
ResponsibilitiesAdvanced system architecture, scripting, troubleshooting complex issuesRoutine system setup, updates, user management
Industry UsageTech companies, data centers, cloud providersEnterprises, hosting providers, IT departments

The main difference is that Senior Linux Systems Engineers focus on designing and optimizing Linux infrastructure, while Linux Systems Administrators handle daily maintenance and support tasks. The engineer role involves more strategic planning and complex problem-solving, whereas the administrator role emphasizes operational support and system stability.

What are the key skills and qualifications needed to thrive as a Senior Linux Systems Engineer, and why are they important?

To thrive as a Senior Linux Systems Engineer, you need expert-level knowledge of Linux/Unix systems administration, scripting languages (such as Bash or Python), and a degree in computer science or a related field. Familiarity with configuration management tools (like Ansible or Puppet), cloud platforms (AWS, Azure), and relevant certifications (e.g., RHCE, LFCS) are highly valued. Strong problem-solving abilities, effective communication, and the ability to mentor junior engineers distinguish top performers in this role. These skills and qualities are vital for ensuring system reliability, optimizing performance, and driving team success in complex IT environments.
What cities are hiring for Senior Linux Systems Engineer jobs? Cities with the most Senior Linux Systems Engineer job openings:
Who are the top companies hiring for Senior Linux Systems Engineer jobs? The top employers for Senior Linux Systems Engineer jobs are:
What states have the most Senior Linux Systems Engineer jobs? States with the most job openings for Senior Linux Systems Engineer jobs include:
What are popular job titles related to Senior Linux Systems Engineer jobs? For Senior Linux Systems Engineer jobs, the most frequently searched job titles are:
Senior Linux Systems Engineer jobs near you
Infographic showing various Senior Linux Systems Engineer job openings in the United States as of June 2026, with employment types broken down into 97% Full Time, 1% Part Time, 1% Contract, and 1% Nights. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $127,927 per year, or $61.5 per hour.
Senior Linux System Engineer

Senior Linux System Engineer

General Dynamics Information Technology

Fort Huachuca, AZ • On-site

$88K - $117K/yr

Full-time

Retirement, PTO

Posted 2 days ago

General Dynamics Information Technology rating

7.8

Company rating: 7.8 out of 10

Based on 62 frontline employees who took The Breakroom Quiz

71st of 204 rated it services

Job description

REQ#: RQ217991Public Trust: None Requisition Type: Regular Your Impact

Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure.

Job Description

Deliver simple solutions to complex problems as a Senior Linux System Engineer at GDIT. Here, youll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, youll make the end users experience your priority and well 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 YOULL NEED TO SUCCEED (Required):

Education & Experience: Bachelors 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: Current DoW IAT level III.

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 DISAs 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 youll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
Work Requirements
Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

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

Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

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.
View information about benefits and our total rewards program.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology 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 over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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About General Dynamics Information Technology

Sourced by ZipRecruiter

GDIT is 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. Its 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. The company operates across 50+ countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber, and application development.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

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