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Linux System Administrator Per Diem Jobs (NOW HIRING)

Cymertek

Linux System Administrator

Reston, VA · On-site

Linux System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux ...

Cymertek

Linux System Administrator

Honolulu, HI · On-site

Linux System Administrator LOCATION Honolulu, HI 96815 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled ...

3dB Labs

Linux System Administrator

West Chester, OH · On-site

3dB Labs is seeking a skilled Linux System Administrator to join our corporate team supporting our growing mission. The ideal candidate is a self-starter with great interpersonal skills with the ...

Gigatec

Linux System Administrator

Annapolis, MD · On-site

$95 - $120/hr

What You'll Be Doing (We don't love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible for providing support for a large-scale ...

Bespoke Technologies, Inc.

$100 - $140/hr

Administer, maintain, and optimize Linux-based systems in a production environment * Manage and support IBM Enterprise Storage solutions, ensuring high availability and performance * Configure ...

New

Cymertek

Linux System Administrator

Chantilly, VA · On-site

Linux System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled ...

NewGen

Linux System Administrator

Annapolis, MD · On-site

We are seeking a skilled and detail-oriented Linux System Administrator to join our Partner's IT infrastructure team. The ideal candidate will have strong experience managing enterprise Linux ...

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Linux System Administrator Per Diem information

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$20

$51

$75

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

As of Sep 2, 2026, the average hourly pay for linux system administrator per diem in the United States is $51.96, according to ZipRecruiter salary data. Most workers in this role earn between $41.11 and $62.50 per hour, depending on experience, location, and employer.

What is a Linux System Administrator Per Diem?

A Linux System Administrator Per Diem is an IT professional who manages and maintains Linux-based servers and systems on an as-needed, short-term, or daily basis. Unlike full-time administrators, per diem workers are typically hired for specific projects, to cover staff absences, or to handle urgent technical issues. Their responsibilities include installing and configuring Linux servers, monitoring system performance, applying security updates, and troubleshooting problems. This flexible role is common in organizations that need expert Linux support without a permanent hire.

What are the key skills and qualifications needed to thrive as a Linux System Administrator Per Diem?

To thrive as a Linux System Administrator Per Diem, you need strong expertise in Linux operating systems, scripting, and troubleshooting, often backed by a degree in computer science or relevant certifications like RHCE or CompTIA Linux+. Familiarity with tools such as Bash, Ansible, Nagios, and virtualization platforms is typically required. Excellent problem-solving abilities, adaptability, and clear communication skills help you collaborate effectively and respond quickly to urgent system issues. These skills and qualifications are crucial to ensure system reliability, security, and efficient resolution of technical challenges in a flexible, on-call environment.

What are some unique challenges faced by Linux System Administrator Per Diem professionals, and how can they prepare for them?

Linux System Administrator Per Diem roles often involve stepping into dynamic environments with limited onboarding time, making adaptability and quick troubleshooting skills essential. Since per diem administrators frequently work on short-term projects or fill in for absent staff, they must rapidly familiarize themselves with existing system configurations, documentation, and team workflows. Proactively maintaining up-to-date knowledge of various Linux distributions and scripting languages, as well as strong communication skills, can help in collaborating effectively with permanent IT staff. Being organized and detail-oriented is key to ensuring system stability and smooth handoffs at the end of assignments.

What is the difference between Linux System Administrator Per Diem vs Linux System Administrator?

AspectLinux System Administrator Per DiemLinux System Administrator
CredentialsTypically requires Linux certifications (e.g., RHCE, CompTIA Linux+)Same as per diem, often with additional certifications preferred
Work EnvironmentContract-based, short-term projects, often on-site or remoteFull-time, permanent employment, on-site or remote
Employer & Industry UsageUsed by government agencies, contractors, or consulting firms for temporary staffingEmployed by companies across industries for ongoing IT infrastructure management

The main difference between Linux System Administrator Per Diem and Linux System Administrator lies in employment type and duration. Per diem roles are temporary, contract-based positions suited for short-term projects, while full-time Linux System Administrators have ongoing responsibilities within organizations. Both roles require similar skills and certifications, but their work arrangements differ significantly.

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States with the most job openings for Linux System Administrator Per Diem jobs include:

What job categories do people searching Linux System Administrator Per Diem jobs look for?

The top searched job categories for Linux System Administrator Per Diem jobs are:

Linux System Administrator Per Diem jobs near you
Infographic showing various Linux System Administrator Per Diem job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 13% Part Time, and 2% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $108,079 per year, or $52 per hour.

Linux System Administrator

Cymertek

Reston, VA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 12 days ago

Job description

Linux System Administrator
LOCATION
Reston, VA 20190
CLEARANCE
TS/SCI Full Poly (Please note this position requires full U.S. Citizenship)
KEY SUMMARY
We are looking for a dedicated and skilled Linux Systems Administrator to join our team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and security. You will collaborate with cross-functional teams to support system integration, implement automation solutions, and enhance system scalability. If you have a passion for Linux systems, a proactive approach to problem-solving, and a commitment to delivering high-quality support, we invite you to apply and help us drive our technical operations forward.
*** Please note that our job openings are dynamic and can open or close quickly (much faster than we can publish). If you do not see an opening you are looking for, know that we see almost all types of positons. We strive to keep our listings up to date, but please consider submitting your current resume. Our team will work with you to identify the most recent opportunities that align with your skillset and career goals. We look forward to you joining our family. ***
SIMILAR CAREER TITLES
Linux Administrator, Systems Administrator, DevOps Engineer, Unix Administrator, IT Systems Engineer, Infrastructure Engineer, Cloud Systems Administrator, Server Administrator, Network Systems Administrator, etc.
DEGREE (Level Desired)
Bachelor's Degree
DEGREE (Focus)
Computer Science, Information Technology, Cybersecurity, Network Engineering, Systems Engineering, Information Systems, Software Engineering, Computer Engineering, Data Science, etc.
ALTERNATE EXPERIENCE
General comment on degrees: Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some contracts give 4-5 years experience credit for a Bachelor's Degree. Some contracts give 2 years experience credit for a Master's Degree. We will work with you to find the right fit.
POSITION RESPONSIBILITIES
  • Install, configure, and maintain Linux servers
  • Monitor system performance and ensure uptime
  • Manage user accounts and permissions
  • Troubleshoot and resolve server issues
  • Implement and maintain security updates
  • Create and maintain system documentation

REQUIRED SKILLS
  • Proficiency with Linux command-line tools
  • Experience with shell scripting
  • Knowledge of server virtualization
  • Familiarity with configuration management tools
  • Understanding of file systems and storage
  • Ability to monitor system logs effectively

DESIRED SKILLS
  • Knowledge of cloud platforms (e.g., AWS, Azure)
  • Experience with containerization tools (e.g., Docker)
  • Familiarity with CI/CD pipelines
  • Understanding of network protocols (e.g., TCP/IP)
  • Knowledge of security hardening practices
  • Experience with high-availability environments

PLUG IN to CYMERTEK - And design your future...
YOUR FOREVER CAREER STARTS HERE
Are you looking for more than just a job? Join a company where employees are treated like family, and your career is built to last. We are a growing small business and a trusted federal contractor offering full scope consulting services in information technology, cybersecurity, and analyst workforce development.
At our company, you come first. We're committed to creating an environment where you'll thrive professionally and personally. We provide meaningful, challenging work using cutting-edge technologies while investing in your growth and success. With direct access to company leadership, a laid-back and inclusive atmosphere, and exceptional work-life balance, you'll feel valued every day.
We also believe in taking care of our family - both yours and ours. Our benefits are phenomenal, family-friendly, and designed with your well-being in mind. From employee and family events to career-long support, we create a community you'll never want to leave.
Ready to make your next move the best one? Join us and experience the difference.
BENEFITS
  • Excellent Salaries
  • Flexible Work Schedule
  • Cafeteria Style Benefits
  • 10% - 401k Matching (Vested Immediately)
  • Additional 401k Profit Sharing
  • 30 days Paid Leave/Holiday (No Use or Lose!)
  • The day off for your birthday
  • Medical/Dental/Vision - 100% employee coverage. ($1200 allowance - or a bonus)
  • HSA/FSA
  • AFLAC
  • Long Term/Short Term Disability - 100% employee coverage. No cost to you.
  • Life Insurance - 100% employee coverage. No cost to you.
  • Additional Discretionary Life Insurance
  • Paid Training
  • No long, wordy reviews with tons of paperwork!!!
  • Referral bonus program with recurring annual payments

HOW TO APPLY
Email us atjobs@cymertek.comor apply today:www.cymertek.com
Want to see what our employees think? Clickhere .
EQUAL OPPORTUNITY EMPLOYER STATEMENT
Cymertek is proud to be an Equal Opportunity Employer committed to fostering an inclusive and diverse workplace. We embrace and celebrate differences in our employees, recognizing that a diverse workforce enhances our creativity, innovation, and overall success. At Cymertek, employment decisions are made based on merit, qualifications, and business needs without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other characteristic protected by applicable laws. We believe in creating an environment where all individuals are treated with respect and dignity, and where opportunities for professional growth and advancement are accessible to everyone, regardless of background or identity.

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