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Principal System Administrator- Must have a active TS clearance

Job in Tucson, Pima County, Arizona, 85718, USA
Listing for: Prattwhitney
Full Time position
Listed on 2026-08-08
Job specializations:
  • IT/Tech
    Systems Administrator, Cybersecurity, IT Support
Salary/Wage Range or Industry Benchmark: 86800 - 165200 USD Yearly USD 86800.00 165200.00 YEAR
Job Description & How to Apply Below
Position: Principal System Administrator- Must have a active TS clearance!

Date Posted:  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:
Top Secret - Current Security Clearance Status:
Active and existing security clearance required on day 1

Empowering a global business. Providing affordable solutions. Delivering competitive discriminators by unleashing deep expertise. These are just some of the many ways the Digital Technology team at Raytheon Technologies creates success for our customers. Joining our team will allow you to collaborate with Raytheon organizations to enable business growth, speed, and agility through business innovation, technical proficiency, and operational excellence. Our Digital Technology (DT) organization ensures that Raytheon teammates across the globe are able to communicate, collaborate and innovate for customer success.

We create leading-edge technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. Principal System Administrator, based in Tucson, AZ will collaborate and support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement, and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems.

What You Will Do:
  • Provide IT systems administration in a heterogeneous Microsoft Windows environment supporting 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.
  • Full time 100% Onsite position.
Qualifications You Must Have:
  • Typically requires a university degree and minimum 5 years prior relevant experience, or an Advanced Degree in a related field and minimum 3 years of experience.
  • Must have and maintain a U.S. government issued top secret security clearance is required.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
  • Must have Linux or Windows experience.
  • Experience in one of the following:
    Active Directory, VMware, networking administration experience.
Qualifications We Prefer:
  • Active and transferable U.S. government issued Secret security clearance.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
  • Experience with Containerization Technologies such as Open Shift, Kubernetes, Docker, Tanzu, and Rancher.
  • Experience with Continuous Integration/Continuous Delivery Tools such as Gitlab, Jenkins, and Azure Dev Ops.
  • 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.
  • Experience with networking administration, data storage, NAS, and SAN technologies.
  • 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.

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…
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