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Senior Linux System Engineer Jobs (NOW HIRING)

GDIT

$88K - $117K/yr

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 ...

Apple

Senior Linux System Engineer - ACS

Seattle, WA · On-site

$175K - $308K/yr

... Senior Linux system Engineer position with dedicated focus on E2E system validation - Build, Automate and support critical infrastructure supporting applications used across multiple teams - Run ...

SolGenie

Linux System Engineer

Santa Clara, CA · On-site

Linux Cloud System Engineer Location: Santa Clara CA (Onsite) Duration: Long Term Main Skills: Linux system administration, Data Center, Storage managemen, Scripting We are seeking a Linux Cloud ...

Elliot Partnership

Senior Linux Engineer

New York, NY · On-site

* Senior Linux Systems Engineer - (Kernel & Performance) * New York, NY (Hybrid, 3 days in office) * Highly competitive compensation package Join an elite technology and research group at the forefront ...

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 ...

GDIT

Senior Linux System Administrator

Center, MS

$90K - $123K/yr

No Senior Linux System Administrator The position is for the Senior Linux System Administrator ... An understanding of programming languages, such as Java, Python, PHP, and Perl. Experience in ...

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Senior Linux System Engineer information

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

As of Sep 2, 2026, the average yearly pay for senior linux system 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 system engineer do?

A Senior Linux System Engineer is responsible for designing, implementing, maintaining, and troubleshooting Linux-based systems and servers within an organization. They ensure the reliability, security, and optimal performance of these systems, often leading projects and mentoring junior engineers. Their tasks may include automation, scripting, system updates, monitoring, and responding to incidents. They also collaborate with other IT teams to support business needs and implement best practices for system administration.

What are the key skills and qualifications needed to thrive as a senior Linux system engineer?

To thrive as a Senior Linux System Engineer, you need deep expertise in Linux operating systems, scripting (such as Bash, Python, or Perl), system architecture, and a relevant degree or equivalent experience. Familiarity with configuration management tools (like Ansible or Puppet), virtualization platforms, cloud services, and certifications such as RHCE or LPIC are highly valued. Strong problem-solving, collaboration, and communication skills help you efficiently manage complex environments and mentor junior staff. These capabilities are crucial for ensuring system stability, security, and scalability in mission-critical IT infrastructures.

What are some common challenges a senior Linux system engineer faces when managing large-scale server environments?

Senior Linux System Engineers often encounter challenges related to maintaining system uptime, managing complex configurations, and ensuring security across a large number of servers. Troubleshooting issues in distributed environments, automating repetitive tasks, and keeping systems up-to-date with the latest patches are also frequent responsibilities. Collaboration with development, security, and networking teams is essential to resolve cross-functional issues and implement new solutions efficiently. Staying current with evolving technologies and best practices is key to overcoming these challenges and excelling in the role.

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

AspectSenior Linux System EngineerLinux System Administrator
CertificationsLinux Professional Institute Certification (LPIC), RHCELPIC, RHCE often preferred
Work EnvironmentDesigning, implementing, and optimizing Linux infrastructureMaintaining and supporting existing Linux systems
ResponsibilitiesAdvanced troubleshooting, system architecture, scriptingSystem setup, user management, routine maintenance

The Senior Linux System Engineer typically focuses on designing and optimizing Linux environments, requiring advanced skills and certifications. In contrast, the Linux System Administrator handles daily maintenance and support tasks. Both roles often require similar certifications and work in similar environments, but their responsibilities differ in scope and complexity.

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Senior Linux System Engineer jobs near you
Infographic showing various Senior Linux System Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $127,927 per year, or $61.5 per hour.

Senior Linux System Engineer

GDIT

$88K - $117K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 23 days ago

General Dynamics Information Technology rating

7.8

Company rating: 7.8 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

88th of 226 rated it services

Job description

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Secret

Clearance Level Must Be Able to Obtain:

Secret

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

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

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: 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 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.

Scheduled Weekly Hours:

40

Travel Required:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA AZ Fort Huachuca

Additional Work Locations:

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.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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