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Linux System Administrator Contract Temporary Jobs in Arizona

Windows and/or Linux experience. * Experience in one of the following: Active Directory, VMware ... System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, data storage ...

Windows and/or Linux experience. * Experience in one of the following: Active Directory, VMware ... System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, data storage ...

Senior System Administrator

Tucson, AZ · On-site

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience in one of the following: Active Directory ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Oracle DBA

Chandler, AZ · On-site

$50 - $68/hr

System Administration & Infrastructure Management * Install, configure, and maintain Oracle Enterprise Linux (OEL) operating systems and related software stacks. * Manage Logical Volume Manager (LVM ...

Senior System Administrator

Tucson, AZ

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience in one of the following: Active Directory ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Senior System Administrator

Tucson, AZ · On-site

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience with Active Directory, VMware, Administration ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Senior System Administrator

Tucson, AZ

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience with Active Directory, VMware, Administration ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Senior System Administrator

Tucson, AZ

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience with Active Directory, VMware, Administration ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Senior System Administrator

Tucson, AZ · On-site

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience with Active Directory, VMware, Administration ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Senior System Administrator

Tucson, AZ · On-site

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience with Active Directory, VMware, Administration ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Senior System Administrator

Tucson, AZ · On-site

$81K - $110K/yr

Experience with Windows and/or Linux. * Experience with Active Directory, VMware, Administration ... Operating System Certification). * Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF.

Showing results 41-60

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.

What job categories do people searching Linux System Administrator Contract Temporary jobs in Arizona look for? The top searched job categories for Linux System Administrator Contract Temporary jobs in Arizona are:
What cities in Arizona are hiring for Linux System Administrator Contract Temporary jobs? Cities in Arizona with the most Linux System Administrator Contract Temporary job openings:
Infographic showing various Linux System Administrator Contract Temporary job openings in Arizona as of August 2026, with employment types broken down into 84% Full Time, 8% Temporary, and 8% Contract. Highlights an 100% In-person job distribution.

Principal System Administrator

Raytheon

Tucson, AZ

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 16 days ago


Raytheon rating

9.1

Company rating: 9.1 out of 10

Based on 99 frontline employees who took The Breakroom Quiz

2nd of 538 rated manufacturers


Job description

Date Posted:

2026-08-05

Country:

United States of America

Location:

US-AZ-TUCSON-848 ~ 1151 E Hermans Rd ~ BLDG 848

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required on day 1
Job Description

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. 

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression.


What You Will Do:

  • Provide IT systems administration in a heterogeneous Microsoft Windows environment supporting SIPR and other information systems.

  • Work as a team member in a fast-paced technological environment.  Use troubleshooting techniques to resolve technical problems of basic to moderate scope and complexity to include the integration of hardware and operating systems.

  • Manage virtualized environments.

  • Utilize your experience with Windows Server internals to include DNS, DHCP, AD, and server replication methods.  

  • Utilize your experience with hardware RAID, hardware and software encryption and server management tools.

  • Utilize your experience in data backup and restore, using industry best practice.

  • Install and configure software applications requested by end users. 

  • Work with Cybersecurity professionals to maintain security requirements.  

  • Obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date. 

  • Systems are operational 24x7 and occasionally require work effort beyond standard work hours. 

  • Travel  required as business needs dictate to other US Domestic locations, up to 10% per year. 

  • Work full time, 100% Onsite position.

Qualifications You Must Have:

  • Typically requires a University degree or equivalent experience and a minimum of 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years experience.

  • Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

  • Windows and/or Linux experience.

  • Experience in one of the following: Active Directory, VMware, networking administration experience.

Qualifications We Prefer:

  • An Active and transferable U.S. government issued Top Secret security clearance.

  • Experience with Containerization Technologies such as OpenShift, Kubernetes, Docker, Tanzu, and Rancher.

  • Experience with Continuous Integration\Continuous Delivery Tools such as Gitlab, Jenkins, and Azure DevOps.

  • Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification and an Operating System Certification).

  • Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, data storage, NAS, and SAN technologies and solutions.

  • Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods.

  • Experience with Microsoft WSUS, MECM, and/or Exchange.

  • High Performance Computing (HPC) experience in a Linux environment.

What We Offer

  • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Relocation assistance is available. 

  • Relocation assistance available, provided final candidate meets eligibility requirements.

Learn More & Apply Now

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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