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Principal System Administrator- Must have a active TS clearance!

RTX
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Tucson, AZ, USA
Sep 20, 2026

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:

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 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.
  • 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.

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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Job ID

01864600

Security Clearance

Top Secret
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