Senior Systems Administrator - DoD-Cleared (Onsite TX)
Prattwhitney
RTX, a leading aerospace and defense company, is seeking an IT Systems Administrator to support a DoD-program environment with Red Hat Linux and Windows infrastructure. You will manage server provisioning, storage, and cross-platform authentication, while coordinating with Cyber Security and Network Engineering teams. The role requires DoD security clearance eligibility, DoD 8140/8570 certifications within 6 months, and experience with VMware, AD, WSUS, and Linux/Windows administration. #J-18808-Ljbffr Prattwhitney
Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Senior Systems Administrator - DoD-Cleared (Onsite TX) in Mckinney, TX vacancy
$86.8k - $165.2k
A leading defense contractor in McKinney, TX, is seeking a Principal System Administrator to manage IT systems in a mixed environment. Candidates should have extensive experience with Windows and Linux systems, along with a transferable U.S. government secret clearance....SeniorFor contractors$86.8k - $165.2k
...Date: 2026-09-17Location: US-TX-MCKINNEY-513WA ~ 2501 W University... ...A BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person,... ... Security Clearance Type: DoD Clearance: Secret Security Clearance... ...currently seeking a Linux Systems Administrator that will be working onsite...SeniorTemporary workWork experience placementWork at officeRemote workFlexible hours- ...world’s largest aerospace and defense company, seeks a Senior System Administrator in Plano, TX to support classified programs with Windows and Red Hat... ...citizenship are required. The role involves 24x7 operations, onsite work, and occasional travel up to 5% to support mission...Senior
- ...Plano, Texas, is seeking a Sr. Principal Linux Systems Administrator for Infrastructure Workplace Services. You... ...and secure IT operations, and act as a senior technical resource for the team. This role requires active DoD Top Secret clearance, U.S. citizenship, and...Senior
$86.8k - $165.2k
...09-16Location: US-TX-MCKINNEY-513WC ~ 2... ...Position Role Type:Onsite U.S. Citizen, U.S... ...Clearance Type: DoD Clearance: Secret... ...multispectral EO/IR targeting systems, Pilot Situational... ...opportunity for a Senior Platform Software... ...maintenanceSystem administration tasks such as...SeniorTemporary workWork experience placementWork at officeLocal areaRemote workRelocationFlexible hours$86.8k - $165.2k
...Date: 2026-09-11Location: US-TX-MCKINNEY-513WZS ~ 2501 W University... ...WZS BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or... ... Security Clearance Type: DoD Clearance: Secret Security... ...exciting opportunity for an onsite Senior Systems Engineer to join our Test...SeniorTemporary workWork experience placementInterim roleWork at officeRemote workFlexible hours$68.9k - $131.1k
...America Location: US-TX-MCKINNEY-513WC ~ 2501 W University... ...Position Role Type: Onsite U.S. Citizen, U.S. Person,... ...Clearance Type: DoD Clearance: Secret Security... ...Will Do: Provide IT systems administration in a heterogeneous RedHat Enterprise...SeniorFull timeTemporary workWork experience placementWork at officeRemote workFlexible hoursRaytheon Technologies
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...Date: 2026-07-24Location: US-TX-MCKINNEY-513WC ~ 2501 W University... ...C BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or... ...defense.Raytheon is seeking a Senior Systems Security Engineer - Anti-Tamper... ...compliance with DoD technology release and export...SeniorTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$86.8k - $165.2k
...026-08-27Location: US-TX-MCKINNEY-513WC ~ 2501... ...BLDG Position Role Type:Onsite U.S. Citizen, U.S.... ...Raytheon is seeking a Senior Systems Security Engineer (SSE... ...and maintain an active DoD Secret security clearance... ...Science, Business Administration and/or RoboticsCyber Certifications...SeniorTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$86.8k - $165.2k
...2026-09-23Location: US-TX-MCKINNEY-513WC ~ 2501 W... ...BLDG Position Role Type:Onsite U.S. Citizen, U.S.... ...RequiredSystems Engineering Tools Administrator (DOORS/Rational)... ...Specialist, Business Systems & TransformationRaytheon... ...to interface with senior lead engineers and program...Contract workTemporary workWork experience placementWork at officeRemote workRelocationFlexible hours- ...Senior Systems Security Engineer (SSE) - P3 Raytheon is seeking a Senior Systems Security Engineer... ...must possess and maintain an active DoD Secret security clearance and work in... ...with up to 25% travel required. This is an onsite position at Raytheon in McKinney, Texas....SeniorRelocation package
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Prattwhitney is seeking a Senior Digital Hardware Design Engineer for an onsite position in McKinney, TX. This role involves the design and analysis of FPGA and digital electronics for military applications, requiring a minimum of 5 years of relevant experience. The successful...Senior$107.5k - $204.5k
...026-08-19Location: US-TX-PLANO-465 ~ 465 Independence... ...Position Role Type:Onsite U.S. Citizen, U.S.... ...Security Clearance Type: DoD Clearance: Top Secret... ....Sr. Principal Linux Systems Administrator, in Infrastructure... ...IT operations.Act as a senior technical resource for...SeniorFull timeTemporary workWork experience placementWork at officeRemote workFlexible hours$102.68k - $171.13k
...Senior.NET / AWS Engineer-Hybrid-McKinney, TX NTT DATA Services strives to hire exceptional, innovative and passionate... .... Lead and contribute to system integration efforts across... ...communicate complex technical concepts clearly to both technical and non-technical...SeniorTemporary workFlexible hoursSierra Systems, An Ntt Data Company
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...TodayStart Date: 2026-09-21Location: US-TX-MCKINNEY-513WZS ~ 2501 W... ...~ WZS BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or... ...Security Clearance Type: DoD Clearance: Secret Security Clearance... ...and more secure world.This Senior Supervisor role leads operations...SeniorTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$86.8k - $165.2k
...2026-08-12Location: US-TX-MCKINNEY-513WZS ~ 2501 W... ...BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person... ...and defense.The Systems Engineering and Test Capabilities... ...is currently hiring a Senior Systems Engineer to join... ...procedures along with DoD customer infrastructure...SeniorTemporary workWork experience placementCurrently hiringWork at officeRemote workRelocation packageFlexible hours$68.9k - $131.1k
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...Tewksbury Tb2 200 Sudbury; US-TX-MCKINNEY-513PW ~ 2501 W... ...) Position Role Type:Onsite U.S. Citizen, U.S.... ...Security Clearance Type: DoD Clearance: Secret Security... ...seeking a Cybersecurity Senior Estimator to support our... ...Leads and Information Systems Security Managers (ISSM)...SeniorContract workTemporary workWork experience placementInterim roleWork at officeRemote workRelocation packageFlexible hours$86.8k - $165.2k
Join to apply for the Principal System Administrator role at Raytheon . Location:... ...1 West University, McKinney, TX, 75070 USA Date Posted: 2026... .... Travel up to 10%. 100% onsite in McKinney, TX location.... ...Qualifications We Prefer An active DoD Secret clearance. Department...Temporary workWork experience placementRelocationFlexible hours$22.62 - $27.26 per hour
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...2026-09-09Location: US-TX-MCKINNEY-513WC ~ 2501 W... ...BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person... ...Clearance Type: DoD Clearance: Secret Security... ...multispectral EO/IR targeting systems, Pilot Situational... ...exciting opportunity for a Senior Software Engineer - Embedded...SeniorTemporary workWork experience placementWork at officeLocal areaRemote workRelocationFlexible hours
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