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Linux System Administrator Per Diem Jobs in Washington

Socket.dev

Linux System Administrator

College Park, MD · On-site

$100 - $125/hr

Dark Wolf is looking for a Linux System Administrator who is interested in working in a fast- paced ... On-site presence is expected 3 days per week with the option of 2 days of remote work. The ...

Nwis

Linux System Administrator

Arlington, VA

$99K - $206K/yr

Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity ...

CTC Group

Linux System Administrator

Annapolis, MD · On-site

$150 - $200/hr

Summary CTC Grouphas a new and exciting opportunity for Linux Systems Administrators to maintain and secure Linux-based systems, support Cisco and Palo Alto network infrastructure, automate system ...

Nwis

Linux System Administrator

Arlington, VA

$77K - $163K/yr

Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity ...

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Linux System Administrator Per Diem information

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.

What are the most commonly searched types of Linux System Administrator jobs in Washington?

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

What are popular job titles related to Linux System Administrator Per Diem jobs in Washington?

For Linux System Administrator Per Diem jobs in Washington, the most frequently searched job titles are:

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

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

What cities in Washington are hiring for Linux System Administrator Per Diem jobs?

Cities in Washington with the most Linux System Administrator Per Diem job openings:

Linux System Administrator Per Diem jobs near you
Infographic showing various Linux System Administrator Per Diem job openings in Washington as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 12% Part Time, and 4% Contract. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution.

Linux System Administrator

MANTECH

Fort George G Meade, MD • On-site

Other

Re-posted 8 days ago

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 15 frontline employees who took The Breakroom Quiz

48th of 247 rated software companies

Job description

MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team in Ft. Meade, MD.
 

Responsibilities include but are not limited to:

  • Creating and managing virtual environments
  • Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems
  • Administration of Linux (i.e., Redhat/Rocky 8)
  • Scripting with Basic Shell (Bash), PUTTY
  • Configuring and maintaining storage and file systems
  • Developing and delivering briefings, technical presentations, and program documentation to senior program management

Minimum Qualifications:

  • 5+ years’ of overall technical experience
  • Linux administrative experience (command-line)
  • Server STE/STN Compliancy (ex., NESSUS, MacAfee Agents) and performing server management relating to security tools such as patch management (applying O/S updates, IAVAs, and configuration changes)
  • Demonstrated experience working with a team to introduce and integrate new technologies into  existing production environments

Preferred Qualifications:

  • Familiar with installing, troubleshooting, and maintenance on OS on Linux
  • Experience with installing PKI certs
  • Create/Maintain bash scripts to dump and load databases
  • Use SALT to deploy config files to end node and do various interrogations (ping, DNS)

 Clearance Requirement:

  • Active TS/SCI clearance with Poly
     

Physical Requirements:

  • Must be able to remain in a stationary position at least 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer.

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