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Senior Systems Administrator Security Clearance

Job in Tucson, Pima County, Arizona, 85701, USA
Listing for: RTX
Full Time position
Listed on 2026-01-17
Job specializations:
  • IT/Tech
    Cybersecurity, IT Support
Job Description & How to Apply Below
Position: Senior Systems Administrator with Security Clearance
Date Posted:

Country:
United States of America

Location:

US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805
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:
Secret - Current 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. We bring 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.

Our team solves tough, meaningful problems that create a safer, more secure world. 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 Program Execution team will allow you to collaborate with RMD 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, protect the integrity of our systems and support Raytheon DT infrastructure around the world. Senior System Administrators, based in Tucson, AZ, internally known as Senior Analyst, Information Workplace Services collaborate with many teams to support fast-paced, 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 and Redhat Enterprise Linux environment.

* Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
* Working as a team member in a fast-paced technological environment. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).

* Understanding data RAID, data backup uses and technologies.

* Install and configure software applications requested by end users.
* Work with Cybersecurity professionals to maintain security requirements. Provide documentation and training on advanced IT processes and procedures and other tasks as assigned.
* Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) or be able to be certified within 6 months of hire date

* Full time 100% onsite position Qualifications You Must Have:
* Typically, bachelor's degree and minimum 2+ years of relevant experience or

* Must have an active and transferable U.S. government issued secret security clearance is required prior to start date. US citizenship is required as only US citizens are eligible for security clearance

* Experience with Linux or Windows

* Experience with some of the following but not limited to the following technologies:
Active Directory, WSUS, VMware, Veeam, AWS, MySQL, Remote Desktop Gateway, infrastructure backup, restore, disaster recovery and business continuity products. Qualifications We Prefer :
* Direct working experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF
* Working experience in Windows Desktop & Server, or Redhat Enterprise Linux

* Experience with data storage, NAS, and SAN technologies and solutions
* Experience with using Information Technology project lifecycle management processes
* Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods
* Experience supporting engineers in software, simulations, and hardware development
* Experience with Microsoft WSUS, SCCM, and/or Exchange

* High Performance Computing (HPC) experience in a Linux environment
* Scripting Experience

What We Offer :
Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:
Trust, Respect, Accountability, Collaboration, and Innovation. Relocation Eligibility RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the…
Position Requirements
10+ Years work experience
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