Senior Secret-Cleared Systems Administrator
$57.2k - $108.8kRTX
RTX in Tucson is seeking an IT Systems Administrator to manage Microsoft Windows environments and ensure systems security. You will work in a fast-paced environment, tackle technical problems, and manage virtualized systems. A university degree and U.S. citizenship with security clearance are essential. You'll have opportunities to further your certifications and contribute to innovative solutions. Benefits include medical, 401(k) match, and flexible work schedules. Salary range is $57,200 to $108,800 annually. #J-18808-Ljbffr RTX
$68.9k - $131.1k
Raytheon is hiring a Senior Analyst Network Administrator in Tucson, AZ, responsible for ensuring the operation of classified network infrastructure.... ...requires experience with Cisco equipment and a current U.S. Secret security clearance. The successful candidate will...Senior$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 in Tucson, AZ is seeking a Senior System Administrator to support IT systems in a dynamic manufacturing environment. This full-time, 100% onsite position requires an active secret clearance and offers responsibilities in both Windows and Linux environments...SeniorFull time
- Prattwhitney is seeking a Senior System Administrator in Tucson, AZ, focusing on providing IT systems administration in a heterogeneous Microsoft... ...Applicants must hold a bachelor’s degree, possess active secret security clearance, and have experience with Linux or Windows...Senior
$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, and providing IT systems administration in a mixed Windows and Linux environment...SeniorRelocation packageNight shift- Prattwhitney is looking for a Senior System Administrator in Tucson, AZ, to provide IT systems administration across Windows and Linux environments... ..., a university-level education, and hold an active Secret security clearance. Benefits include a competitive salary...SeniorRelocation packageShift workAfternoon shift
- Prattwhitney is seeking a Senior System Administrator to provide IT systems administration in Tucson, AZ. The role demands U.S. citizenship and an active Secret security clearance. Candidates will engage in troubleshooting, implement RAID, and collaborate in fast-paced...SeniorFlexible hours
- RTX is hiring a Systems Administrator to work Onsite in Tucson, AZ. In this role, you'll provide IT systems administration support in a diverse... ...experience, active U.S. citizenship, and a current Secret security clearance. In this position, you'll work with Windows...
$68.9k - $131.1k
Prattwhitney in Tucson, AZ is seeking IT Systems Administrators to provide support in both Microsoft Windows and Red Hat Enterprise Linux environments... ...possess at least 2 years of experience, an active U.S. Secret clearance, and U.S. citizenship. Benefits include a...Senior$57.2k - $108.8k
SwiftCruit is seeking a motivated individual for an IT Systems Administrator role located in Tucson, Arizona. The successful candidate will provide... ...an emphasis on troubleshooting, and system hardening. A Secret security clearance is required prior to start date, along...Flexible hours- SwiftCruit is seeking a dedicated IT Systems Administrator in Tucson, Arizona. This role requires an active U.S. government issued Secret security clearance. The candidate will focus on IT systems administration within a Microsoft Windows environment, responsible for installing...Full timeRelocation package
- Prattwhitney in Tucson, Arizona, is seeking a Principal System Administrator to provide IT systems administration in Microsoft Windows and RedHat Enterprise Linux environments. Candidates must possess strong experience in server administration across these operating systems...Senior
- 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 shift work with a 12% shift differential. Ideal candidates will have at least 2 years of experience or an equivalent...SeniorRelocation packageShift workNight shift
- Prattwhitney is hiring a Senior Analyst (P2) for High-Performance... ...role requires expertise in HPC administration across Windows and Linux... ...Responsibilities include troubleshooting, system tuning, and maintaining... ...must be U.S. citizens with a Secret security clearance and...SeniorRelocation package
$57.2k - $108.8k
RTX in Tucson, Arizona is looking for a System Administrator to provide IT systems administration primarily in a Windows environment and support classified programs. Candidates must possess a valid U.S. government security clearance prior to starting. The successful applicant...Full time- Raytheon is seeking a Senior Network Administrator in Tucson, Arizona, responsible for ensuring the smooth... ...maintenance, and support of network systems. Candidates must have a University... ...years in the field, and a current U.S. Secret Security Clearance. This position...SeniorRelocation package
- Raytheon is looking for a Senior Network Administrator (P2) to ensure the smooth operation of classified network infrastructure in Tucson, Arizona... ...of 2 years of relevant experience and an active US Secret security clearance. The role involves maintaining voice and...SeniorRelocation package
$68.9k - $131.1k
...Job Summary Position: IT Systems Administrator (Onsite) – Tucson, AZ. Post Date: 2026-06-25. Requires U.S. citizenship and an active, transferable DoD Secret clearance. 100% onsite, with up to 10% domestic travel. Responsibilities Provide IT systems administration in...SeniorTemporary workRelocation packageFlexible hours$68.9k - $131.1k
...Senior System Administrator – Tucson, AZ (Onsite) U.S. citizenship is required. This is a U.S.-based role demanding an active and transferable Secret security clearance prior to start date. Responsibilities Provide IT systems administration in a heterogeneous Microsoft...SeniorTemporary workRemote workRelocationFlexible hours$92.3k - $166.85k
...critical assets. The Chinook Program is currently seeking a Senior Systems Administrator. As a senior member of our IT operations team, you will... ...MO Tucson, AZ Clearance Level Required: Top Secret with the ability to obtain SCI, as well as a Polygraph....SeniorContract workLocal areaImmediate start- Associates Systems LLC is looking for a Mechanical Design Engineer in Tucson, AZ. The role involves leading mechanical design efforts... ...Candidates should have hands-on experience with 3D CAD tools and active Secret clearance. The position offers full-time employment with...SeniorFull time
$68.9k - $131.1k
...About the Role On‑site, 100% full time. Requires active U.S. Secret clearance and U.S. citizenship. Must obtain DoD Directive 81... ...or equivalent) within 6 months. What You Will Do Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise...SeniorFull timeTemporary workFlexible hours$57.2k - $108.8k
...for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 What You Will Do Provide IT systems administration in a heterogeneous Microsoft Windows environment supporting SIPR...SeniorTemporary workRelocation packageFlexible hours$68.9k - $131.1k
We are hiring for a Systems Administrator to join our Digital Technology (DT) team in Tucson, AZ, ensuring Raytheon teammates across the globe... ...related field. Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S....SeniorTemporary workCasual workFlexible hours- Raytheon in Tucson, Arizona, is looking for an IT Systems Administrator. This role involves administering IT systems in a diverse Microsoft Windows... ..., a university degree, and an active US government issued Secret security clearance. The position comes with a competitive...Senior
$68.9k - $131.1k
Senior System Administrator - Tucson, AZ Date Posted: 2026-05-11 Location: 848 ~ 1151 E Hermans Rd, BLDG 848, Tucson, AZ Security Clearance: Secret (active and transferable U.S. government issued clearance required before start). Job Overview Senior System Administrator...SeniorTemporary workRelocation packageFlexible hoursShift workNight shift- Overview Senior System Administrator, Tucson, AZ. Must have an active secret clearance. Full-time, 100% onsite. Travel up to 10% per year. This position supports a manufacturing effort in a challenging and dynamic environment where successful quality execution is a key...SeniorFull timeRelocation packageFlexible hoursShift work
$68.9k - $131.1k
Senior System Administrator, Tucson, AZ. Active secret clearance required. Relocation offered. Senior System Administrator, internally known as Senior Analyst, Information Workplace Services, will support classified information systems. Success requires developing, implementing...SeniorCasual workWork at officeRelocationRelocation packageMonday to FridayFlexible hoursShift workNight shift$68.9k - $131.1k
...eligible for a security clearance Security Clearance Type: Secret - Current Security Clearance Status: Active and existing... ...us and help shape the future of aerospace and defense. Senior System Administrator, Tucson, AZ Must have an active secret clearance. We offer...SeniorTemporary workWork experience placementWork at officeRemote workRelocationRelocation packageFlexible hoursShift workAfternoon shift$68.9k - $131.1k
...United States of America | Location: Tucson, AZ | Position: System Administrator, High Performance Computing (HPC) - P2 Senior Analyst Role Type: Onsite | Citizenship: U.S. Citizen required | Clearance: Secret (Active and transferable U.S. government issued security clearance...SeniorTemporary workRelocationRelocation packageFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Secret-Cleared Systems Administrator. Be the first to apply!
- hpc system administrator Tucson, AZ
- remote systems administrator Tucson, AZ
- enterprise administrator Tucson, AZ
- IT infrastructure administrator Tucson, AZ
- system admin Tucson, AZ
- systems administrator Tucson, AZ
- computer systems administrator Tucson, AZ
- server administrator Tucson, AZ
- IT administrator Tucson, AZ
- microsoft systems administrator Tucson, AZ

