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Linux System Administrator Freelance Jobs in Nebraska

Monitise

Principal Linux Architect

Omaha, NE · On-site

Define Linux operating system standards, hardening baselines, lifecycle management processes, and ... Administrator (CKA) &/or Terraform Associate. * Experience with CIS benchmarks. How you'll work:

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Linux System Administrator Freelance information

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$19

$49

$72

How much do linux system administrator freelance jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for linux system administrator freelance in Nebraska is $49.54, according to ZipRecruiter salary data. Most workers in this role earn between $39.18 and $59.57 per hour, depending on experience, location, and employer.

What does a freelance Linux system administrator do?

Linxus is a software system that provides an area to develop and run applications related to the security of technology information. As a freelance Linux system administrator, you work under contract and have responsibilities that cover the entire process. Your duties include designing the infrastructure, implementing new programs and updates, monitoring the network, ensuring the platform is compatible with user equipment, and collaborating with others on system strategies. A freelance administrator can work from home or travel to a business until the project is complete.

What does a freelance Linux system administrator do?

A freelance Linux System Administrator is an IT professional who manages, configures, and maintains Linux-based servers and systems for clients on a contract or project basis. Their responsibilities include installing software, monitoring system performance, ensuring security, troubleshooting issues, and performing regular backups. Working as a freelancer, they often support multiple clients remotely, providing flexible and specialized Linux administration services tailored to different business needs.

What are the key skills and qualifications needed to thrive as a freelance Linux system administrator?

A successful Linux System Administrator Freelance should have strong expertise in Linux operating systems, networking, scripting (such as Bash or Python), and a solid understanding of server security, often supported by a degree in computer science or relevant certifications like RHCSA or CompTIA Linux+. Familiarity with tools such as Ansible, Docker, and cloud platforms (AWS, Azure) is typically required for managing and automating systems. Excellent problem-solving skills, communication, and the ability to work independently are crucial soft skills for freelancers. These competencies ensure reliable system performance, client satisfaction, and the ability to adapt to diverse technical environments.

What are some common challenges faced by freelance Linux system administrators when managing multiple clients?

Freelance Linux System Administrators often juggle several clients at once, each with their own unique systems, security policies, and expectations. This can make it challenging to prioritize tasks, keep documentation organized, and ensure all environments are secure and up-to-date. Effective time management, clear communication, and robust tracking tools are essential for staying on top of updates, troubleshooting requests, and coordinating with client teams. Additionally, freelancers need to be proactive in learning about new technologies and best practices to offer valuable, up-to-date solutions.

What is the difference between Linux System Administrator Freelance vs Linux System Administrator?

AspectLinux System Administrator FreelanceLinux System Administrator
CredentialsCertifications like Linux+, RHCSA, or LPIC often preferred; self-taught skills also commonSimilar certifications required; often employed with companies or government agencies
Work EnvironmentRemote, flexible projects for multiple clientsTypically in-house or remote with a single employer
Employer & IndustryIndependent contractors serving various industriesFull-time employee in IT or tech departments
Work ScopeProject-based, varied tasks, client-specificOngoing system management, maintenance, and support

In summary, a Linux System Administrator Freelance works independently on diverse projects for multiple clients, often remotely, while a Linux System Administrator employed by a company handles ongoing system management within a fixed organization. Both roles require similar certifications and technical skills but differ mainly in work environment and scope.

Are Linux System Administrators Freelance in high demand?

Linux System Administrators working as freelancers are in high demand due to the widespread use of Linux servers, cloud computing, and open-source environments. Skills in scripting, security, and cloud platforms like AWS or Azure increase employability, and many organizations seek flexible, remote IT professionals for system management tasks.

How much do Linux system administrators freelance make?

Freelance Linux system administrators typically earn between $30 and $100 per hour, depending on experience, certifications, and project complexity. Annual income can vary widely, often ranging from $50,000 to over $120,000 for experienced professionals working on complex or long-term projects.

Is a Linux System Administrator freelance a good career?

A freelance Linux System Administrator can have a flexible schedule and the opportunity to work on diverse projects, often requiring skills in scripting, networking, and security. However, it may involve inconsistent income and the need for self-marketing and client management. Success depends on experience, reputation, and the ability to stay current with evolving Linux technologies.
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What are the most commonly searched types of Linux System Administrator jobs in Nebraska?

The most popular types of Linux System Administrator jobs in Nebraska are:

What are popular job titles related to Linux System Administrator Freelance jobs in Nebraska?

For Linux System Administrator Freelance jobs in Nebraska, the most frequently searched job titles are:

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The top searched job categories for Linux System Administrator Freelance jobs in Nebraska are:

Linux System Administrator Freelance jobs near you
Infographic showing various Linux System Administrator Freelance job openings in Nebraska as of August 2026, with employment types broken down into 77% Full Time, and 23% Part Time. Highlights an 84% In-person, and 16% Hybrid job distribution, with an average salary of $103,048 per year, or $49.5 per hour.

Specialist, Systems Engineer - RC-135 Computer Systems Administrator

L3Harris Technologies

Offutt Air Force Base, NE • On-site

Full-time

Re-posted 28 days ago

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Systems Engineer - RC-135 Computer Systems Administrator

Job Code: 37534

Job Location: Offutt AFB, NE

Schedule: 5/8 Employees work 8 hours per day, 5 days a week/mission dependent

Job Description:

L3Harris is seeking a Specialist, Systems Engineering, RC-135 Computer Systems Administrator (CSA) for our location at Offutt AFB, Nebraska, supporting the USAF's RC-135 mission aircraft and its related ground support systems.

Essential Functions:

  • Provides support for all RC-135 operational and ground training missions by preparing and recovering mission software loads.
  • Conducts recoveries of all missions by extracting critical data for customer use.
  • Provides Ground Data Processing System (GDPS) operations support, data import/export operations and mission data archiving.
  • Assists with GDPS hardware and software malfunction isolation, and configuration for special operations modes and testing as required.
  • Manages GDPS daily operations and make recommendations to correct system anomalies.
  • Responsible for GDPS database and software configuration control, and login/password security controls.
  • Must be worldwide deployable with the ability to travel up to 30% CONUS/OCONUS.
  • Must be able to work various shifts.
  • Ability to move up to 50 lbs and ascend/descend ladders up to 5% of the time.
  • Active Secret Clearance with the ability to obtain Top Secret/SCI Security Clearance and pass a CI polygraph within the first year.
  • Ability to obtain DoD IAT level II certification or higher within six months ie CompTIA Security+.

Qualifications:

  • Bachelor's Degree and minimum 4 years of prior relevant experience in IT/computer systems experience.
  • Graduate Degree and a minimum of 2 years of prior related experience.
  • In lieu of a degree, minimum of 8 years of prior related experience.
  • Demonstrated experience with computer hardware and software performance, sustainment, and administration.
  • Demonstrated experience preparing and recovering mission software loads.
  • Demonstrated experience with data import/export operations and mission data archiving.

Preferred Additional Skills:

  • Experience or qualification with the current RC-135 mission systems or equivalent platform or systems.
  • Programming experience with Linux shell scripting, MySql, PHP, Perl, Java and HTML.
  • Cisco Certified Network Associate (CCNA).
  • CompTIA Network+ or Security+ certification.
  • Familiarity with LINUX and UNIX-based operating systems using command line and Oracle database administration.
  • Active Top Secret/SCI clearance.

#LI-RWI

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Employment Type: Full-Time

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