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Linux System Administrator Contract Temporary Jobs in Arizona

Peraton

Cyber Systems Administration

Fort Huachuca, AZ · On-site

$66K - $106K/yr

Job Title: RedHat Linux/Unix Systems Administrator Job SummaryWe are seeking a skilled and ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Peraton

Cyber Systems Administration

Fort Huachuca, AZ · On-site

$66K - $106K/yr

Job Title: RedHat Linux/Unix Systems Administrator Job SummaryWe are seeking a skilled and ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

Kyndryl

Mainframe z/VM & Linux

Phoenix, AZ

Administer z/VM components such as: * DirMaint * VMSES/E * RACF for z/VM security * Apply system ... Install, configure, and maintain Linux distributions on IBM Z: * RHEL, SUSE, Ubuntu * Support ...

Peraton

Cyber Systems Administration

Fort Huachuca, AZ · On-site

$66K - $106K/yr

Responsibilities Peraton is seeking a Linux/Unix systems administrator.Job Title: RedHat Linux/Unix ... and contract considerations. Depending on the position, employees may be eligible for overtime ...

TrustedSite

System Administrator

Scottsdale, AZ · On-site

System Administrator / Cloud Operations Specialist Halo Security , a TrustedSite brand, is seeking ... The ideal candidate will have extensive experience with AWS, Linux management, and automation ...

NovAtel Inc.

System Administrator

Tucson, AZ · On-site

Hexagon's Autonomous Solutions division is looking for a System Administrator to join our team in ... Experience with Linux server administration and configuration management tools such as Proxmox ...

Hexagon

System Administrator

Tucson, AZ · On-site

Overview Hexagon's Autonomous Solutions division is looking for a System Administrator to join our ... Experience with Linux server administration and configuration management tools such as Proxmox ...

Hexagon

System Administrator

Tucson, AZ · On-site

Overview Hexagon's Autonomous Solutions division is looking for a System Administrator to join our ... Experience with Linux server administration and configuration management tools such as Proxmox ...

Hexagon

System Administrator

Tucson, AZ

Hexagon's Autonomous Solutions division is looking for a System Administrator to join our team in ... Experience with Linux server administration and configuration management tools such as Proxmox ...

Inficare Technologies

Linux Admin

Phoenix, AZ · On-site

Contract (Long Term) Experience: Mid to Senior level Job Overview Our client is seeking an ... Support elastic logging frameworks and message queue systems such as Kafka * Apply Infrastructure ...

Jobtailor

L2 System Administrator

Tempe, AZ · On-site

Perform Linux system administration, shell scripting, and system maintenance * Troubleshoot and maintain server hardware * Troubleshoot networks, including TCP/IP, DNS, DHCP, and VLAN configuration

InfiCare

Linux Admin

Phoenix, AZ · On-site

Contract (Long Term) Experience: Mid to Senior level Job Overview Our client is seeking an ... Support elastic logging frameworks and message queue systems such as Kafka * Apply Infrastructure ...

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All JobsLinux System Administrator Contract JobsLinux System Administrator Contract Temporary JobsLinux System Administrator Contract Temporary Jobs in Arizona

Linux System Administrator Contract Temporary information

What is the difference between Linux System Administrator Contract Temporary vs Linux System Engineer?

AspectLinux System Administrator Contract TemporaryLinux System Engineer
CredentialsTypically requires Linux certifications (e.g., LPIC, RHCSA)Similar certifications, often with additional engineering or scripting skills
Work EnvironmentContract roles, often short-term, in various organizationsPermanent or long-term roles, focusing on system design and optimization
Employer UsageUsed by companies needing temporary expertise or project-based workUsed by organizations for ongoing system development and engineering

The main difference lies in the role's duration and scope. Contract Temporary positions focus on short-term tasks, troubleshooting, and maintenance, while Linux System Engineers are involved in designing, implementing, and optimizing Linux systems for long-term use.

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Linux System Administrator Contract Temporary jobs near you
Infographic showing various Linux System Administrator Contract Temporary job openings in Arizona 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.

Linux Administrator with Security Clearance

Tucson, AZ • On-site

Anonymous Employer
See more jobs at Anonymous Employerexternal

Other

This job post has expired 3 days ago. Applications are no longer accepted.

Key responsibilities

  • Support the deployment, management, and maintenance of Linux systems and services across multiple sites.

  • Collaborate with senior administrators on infrastructure projects, including upgrades, capacity improvements, and technology refreshes.

  • Perform routine system health checks, monitor performance, security, and availability, and assist with backup and disaster recovery operations.

Job description

Linux Systems Administrator – TS/SCI – Tucson, AZ Our client is seeking a talented, tenacious, and results‑driven Linux-focused Systems Administrator to join a multi‑disciplinary R&D team of electrical engineers, mathematicians, computer scientists, and analysts. This group develops custom digital signal processing solutions and transforms them into real operational impact. In this role, you will help build and support enterprise systems while contributing to our client’s evolving development infrastructure. It’s an opportunity to work alongside senior engineers, deepen your systems administration expertise, and support mission‑critical technology. Come join the team building the next generation of cutting‑edge signal processing and geolocation systems. Primary Responsibilities
As a Linux Systems Administrator, you will support the modernization, reliability, and scalability of our client’s infrastructure. Responsibilities include, but are not limited to: • Assisting with deployment and management of Linux systems and services across multiple sites, using automation and configuration management tools under team‑lead guidance.
• Collaborating with senior administrators on infrastructure projects and migrations, including upgrades, capacity improvements, and technology refreshes.
• Participating in operational cycles—patching, monitoring, maintenance, and performance optimization—to ensure availability, security, and compliance targets are met.
• Contributing to documentation such as user guides, knowledge bases, and system maintenance records.
• Following established technical designs, processes, and procedures to maintain system standards.
• Performing routine system health checks and assisting with monitoring performance, security, and availability.
• Supporting recovery events and backup/disaster‑recovery operations.
• Learning and contributing to automation and scripting efforts using tools such as Ansible, Puppet, Terraform, and other IaC frameworks.
• Maintaining lab environments in a clean, organized, and compliant state. Required Background
• Active TS/SCI Security Clearance
• U.S. Citizenship (required)
• Bachelor’s degree in Computer Science, Information Systems, Engineering, Business, or related field ◦ May be substituted with 5+ years of relevant experience
• Ability to obtain a DoD 8570‑compliant security certification within 90 days of hire
• Ability to obtain a professional certification within 6 months of hire ◦ Examples: RHCSA, RHCE, CKA, CCNA, AWS Associate Preferred Skills
• Knowledge of Linux systems and service administration (RHEL, Rocky, CentOS), including remediation and patching.
• Basic familiarity with configuration management and automation tools (Ansible, Puppet, Terraform) and interest in IaC and Git workflows.
• Understanding of enterprise storage technologies (SAN, NFS, iSCSI, block/object storage).
• Experience with virtualization (KVM) and containerization (Docker).
• Understanding of networking fundamentals (TCP/IP, DNS, DHCP, VLANs, subnets) and ability to assist with troubleshooting.
• Working knowledge of security compliance frameworks such as STIGs, DISA Benchmarks, CMMC, or CUI.
• Experience or strong interest in scripting/programming (Bash, Python, PowerShell, Go) for automation and tooling.
• Strong troubleshooting mindset and eagerness to learn from senior administrators.

Apply