Senior Linux Systems Administrator - Classified RMF Focus
$86.8k - $165.2kPrattwhitney
Pratt & Whitney in Tucson, AZ is hiring a Principal Systems Administrator. The successful candidate will provide IT systems administration in a mixed Microsoft Windows and Red Hat Linux environment, ensuring efficient management of classified information systems. This role requires a university degree with 5 years of experience and an active U.S. government Secret clearance. Benefits include medical, dental, and more, with a salary range of $86,800 - $165,200. #J-18808-Ljbffr
- ...Principal Systems Administrator We are hiring for a Principal Systems... ...critical programs with classified information system... ...and Red Hat Enterprise Linux environment, with a strong focus on RHEL systems management... ...security posture, support RMF/NISPOM/JSIG-aligned processes...SuggestedFull timeCasual work
$86.8k - $165.2k
...hiring for a Principal Systems Administrator to join the Digital... ...AZ. The role supports classified information systems,... ...across programs, and focuses on developing, implementing... ...Red Hat Enterprise Linux environment, with a... ...posture, support RMF/NISPOM/JSIG-aligned processes...SuggestedFull timeCasual workFlexible hours$85k - $125k
...We are seeking a mid-level Linux System Administrator to support multiple... ...of Defense (DoD) programs focused on the design, installation... ...application and remediation RMF control implementation and... ...requirements for access to classified information. Successful...SuggestedFull timeContract workWork experience placementWork at officeLocal area- Prattwhitney in Tucson, AZ is seeking a Senior System Administrator to support IT systems in a dynamic manufacturing environment. This full-time,... ...clearance and offers responsibilities in both Windows and Linux environments. Successful candidates will need a university...SeniorFull time
$132.4k - $251.6k
...Details Title: Electrical Subsystems Digital Senior Principal Engineer Location: Tucson,... ...: 2026‑04‑08 Overview Provide electrical systems engineering for Advanced Effector Guidance... ...AEGS) within Raytheon Hardware Engineering. Focus on architecture, requirements,...SeniorTemporary workRelocation packageFlexible hours- ...Principal Linux System Administrator RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial... ...(eWAN) to support fast-paced, critical programs with classified information system capabilities. Provide systems...WorldwideFlexible hours
$68.9k - $131.1k
...aerospace and defense. Senior System Administrator Tucson, AZ. Must have an active... ..., critical programs with classified information system... ...Windows and Redhat Enterprise Linux environment. Understanding... ...JAFAN, JSIG, DFARS and/or DoD/RMF Experience with data storage...SeniorTemporary workWork experience placementWork at officeRemote workRelocationRelocation packageMonday to FridayFlexible hoursShift workNight shift$68.9k - $131.1k
...aerospace and defense. Senior System Administrator Tucson, AZ. Must have an active... ..., critical programs with classified information system... ...Windows and Redhat Enterprise Linux environment. Understanding... ...JAFAN, JSIG, DFARS and/or DoD/RMF Experience with data storage...SeniorTemporary workWork experience placementWork at officeRemote workRelocationRelocation packageFlexible hoursShift workAfternoon shift- Overview Senior System Administrator, Tucson, AZ. Must have an active secret clearance... ...and Red Hat Enterprise Linux environment. Apply understanding... ...to support programs with classified information system... ...JAFAN, JSIG, DFARS and/or DoD/RMF; data storage (NAS/SAN); VMware...SeniorFull timeRelocation packageFlexible hoursShift work
$68.9k - $131.1k
Senior System Administrator - Tucson, AZ Date Posted: 2026-05-11 Location: 848 ~ 1... ...System Administrator supporting classified programs in a heterogeneous... ...and Redhat Enterprise Linux environment. Requires 100%... ...JAFAN, JSIG, DFARS, and DoD/RMF compliance. Experience with...SeniorTemporary workRelocation packageFlexible hoursShift workNight shift$68.9k - $131.1k
Senior System Administrator, Tucson, AZ. Active secret clearance required. Relocation... ...Services, will support classified information systems. Success... ...Windows and Redhat Enterprise Linux environment. Understand... ...JAFAN, JSIG, DFARS, or DoD/RMF. Experience with NFS, NAS,...SeniorCasual workWork at officeRelocationRelocation packageMonday to FridayFlexible hoursShift workNight shift$68.9k - $131.1k
Senior System Administrator - Tucson, AZ Date Posted: 2026-05-11 Country: United States... ...Windows and RedHat Enterprise Linux environment. It requires working within classified programs, ensuring secure,... ...JAFAN, JSIG, DFARS, and/or DoD/RMF. Experience with data storage...SeniorFull timeTemporary workRelocation packageFlexible hoursShift work- ...Prattwhitney in Tucson, AZ is seeking an experienced procurement manager to oversee activities for classified programs. Candidates must possess a Bachelor's degree and at least 10 years of relevant experience, with a strong background in FAR/DFARS compliance. The role...SeniorRelocation package
- MBL Technologies Inc. is seeking a Linux Systems Administrator in Tucson, AZ, who is focused on deployment and management of systems. This role involves close collaboration with senior engineers on infrastructure projects and operational tasks to ensure system availability...
$95k - $115k
...an operational mission impact. We are seeking a Linux-focused Systems Administrator who will assist in developing and supporting enterprise... ...management tools under team lead guidance. Collaborate with senior administrators to support infrastructure projects and...Temporary workImmediate startFlexible hours- ...Raytheon is looking for a Senior System Administrator in Tucson, AZ to provide IT systems administration... ...requires experience with Windows and Linux operating systems, alongside an active... ...ensuring operational integrity. With a focus on safety, trust, and innovation, the...Senior
- ...SOC LLC is seeking a Senior Information Systems Engineer for a long-term contract opportunity in Tucson, AZ. The role requires Active Secret Clearance and focuses on maintaining secure Windows and Linux environments. The ideal candidate will administer servers, troubleshoot...SeniorLong term contract
- MRINetwork is actively seeking an experienced commercial lender in Tucson, Arizona to join a successful team focused on developing creative financing solutions for local businesses. The ideal candidate should have over 5 years of commercial lending experience and a strong...SeniorLocal area
- Raytheon is seeking an experienced security specialist in Tucson, Arizona. The role involves administering security procedures in a classified environment, developing local SOPs, and overseeing security for subcontractors. Candidates must have a minimum of 5 years of...SeniorFor subcontractorLocal areaFlexible hours
- ...extensive experience in C/C++ development within a team focused on developing digital signal processing solutions for... ...the ability to obtain a security clearance. Candidates should be prepared to work in a classified environment and support SIGINT systems. #J-18808-Ljbffr...
$68.9k - $131.1k
Raytheon is seeking a Senior System Administrator in Tucson, AZ, to provide IT systems administration for critical classified programs. This role requires an active secret clearance and at least 2 years of experience with Linux and Windows systems, alongside knowledge of...SeniorRelocation package- Prattwhitney is seeking a Senior System Administrator in Tucson, AZ, to support classified programs in a diverse IT environment. The position requires on-site 3rd... ...experience or an equivalent degree, proficiency in Linux and Windows, and familiarity with VMware and...SeniorRelocation packageShift workNight shift
$68.9k - $131.1k
Raytheon is seeking a Senior System Administrator in Tucson, AZ, requiring active Secret clearance. This role involves managing classified information systems, collaborating with program teams... ...in a mixed Windows and Linux environment. Candidates must have a...SeniorRelocation packageNight shift- ...Senior System Administrator This position requires 100% on-site support for 3rd shift, working Monday... ...Microsoft Windows and Redhat Enterprise Linux environment. Understanding and... ...NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF Experience with data storage, NAS,...SeniorRelocation packageMonday to FridayShift workNight shift
$86.8k - $165.2k
...Role Overview Principal System Administrator – Tucson, AZ (Onsite, Full Time) Responsibilities... ...Windows and Red Hat Enterprise Linux environment supporting classified programs. Provision, install,... ...with NISPOM, JAFAN, JSIG, DFARS, DoD/RMF. In‑depth Windows Server experience...Full timeTemporary workCasual workFlexible hours$68.9k - $131.1k
...world. What You Will Do: Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. Experience with Windows... ...with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, data storage, NAS, and SAN technologies and...SeniorFull timeTemporary workWork experience placementFlexible hours$68.9k - $131.1k
...Raytheon IT Systems Administration Role At Raytheon, the foundation of everything we do is rooted... ...Microsoft Windows and Redhat Enterprise Linux environment. This includes support for... ...NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF. Experience with data storage, NAS,...SeniorTemporary workWork experience placementFlexible hoursWeekend work$68.9k - $131.1k
...Systems Administrator We are hiring for a Systems Administrator to join our Digital Technology (... ...Microsoft Windows and Red Hat Enterprise Linux environment. Apply foundational... ...as NISPOM, JAFAN, JSIG, DFARS, or DoD/RMF. Experience with Windows Server administration...SeniorTemporary workWork experience placementCasual workFlexible hours$132.4k - $251.6k
...Prattwhitney in Tucson, AZ is seeking an experienced systems engineer to interface with customers and suppliers, lead cross-functional... ...field and over 10 years of engineering experience, ideally with a focus on embedded software and systems engineering. This position offers...Senior$68.9k - $131.1k
Responsibilities Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. Apply knowledge of Windows Server internals or... ...with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, data storage, NAS, and SAN technologies and...SeniorFull timeTemporary workFlexible hours
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