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Top Secret / SCI Clearance Jobs

Top Secret/SCI

Viewing 1 - 20 of 15,881

Top Secret / SCI Jobs requiring security clearance

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Contracts Manager (Leader) (TS clearance required)

New
Lockheed Martin
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Herndon, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 716775BR Description: What is it like to work in contracts at Lockheed Martin? Space is a critical domain, connecting our technologies, our security and our humanity. While others view sp...

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RF Engineer, Staff

New
Lockheed Martin
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Littleton, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 717148BR Description:WHO WE ARELockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future ...

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Sr. Systems Engineer - IT (TS/SCI with Poly to Start)

New
Lockheed Martin
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King Of Prussia, PA(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number 716722BR Description:The coolest jobs on this planet... or any other... are with Lockheed Martin Space.At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and ...

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Laser Communication Engineer (Level IV) - Top Secret clearance

New
Lockheed Martin
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Littleton, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 716697BR Description:***This position is contingent upon contract award to Lockheed Martin. Estimated award date is currently JULY 2026. Any job offers extended to chosen candidates will i...

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Laser Communication Engineer (Level III)

New
Lockheed Martin
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Littleton, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 716696BR Description:***This position is contingent upon contract award to Lockheed Martin. Estimated award date is currently March 2026. Any job offers extended to chosen candidates will ...

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Software Engineering Intern

New
Lockheed Martin
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King Of Prussia, PA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 716899BR Description:By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our...

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Systems Integration and Test Supervisor

New
Lockheed Martin
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Littleton, CO(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number 717039BR Description:About Lockheed Martin Space:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it...

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AI/ML 1 Engineer With Poly

New
Lockheed Martin
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Annapolis Junction, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number 716599BR Description:THE WORKThe Artificial Intelligence/Machine Learning (AI/ML) Engineer designs, creates, tests, and productizes AI/ML algorithms to solve business challenges. The AI/ML...

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Full Stack Dev/Infra Engineer-HW, SW and Kubernetes (Secret Clea

New
Lockheed Martin
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Fort Worth, TX(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 714330BR Description:The 21st Century Security and 5G.MIL Full Stack Engineer Staff will drive Cutting-Edge AI Solutions at Lockheed Martin!Do you have a passion for developing innovative ...

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Senior DevOps Engineer

New
Parsons
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Annapolis Junction, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our ...

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CAT III Spanish Linguist

New
Torden LLC
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Fort Huachuca, AZ(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Polygraph

Torden LLC is seeking a qualified, experienced professional Spanish linguist to provide language support services to military operations with the objective of supporting on-going, real-world operation...

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Software Engineer Staff, Level 4

New
Lockheed Martin
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Colorado Springs, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 710969BR Description:Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities...

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Systems Engineer - Onsite

New
RTX
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Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Polygraph

Date Posted:2026-02-04Country:United States of AmericaLocation:US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requireme...

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Systems Engineer - Onsite

New
RTX
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Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Polygraph

Date Posted:2026-02-04Country:United States of AmericaLocation:US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requireme...

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DevOps Engineer

New
Lockheed Martin
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Hanover, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

Job Number 709502BR Description:This position may be eligible for a $25K sign on bonus for external hires!WHAT WE'RE DOINGLockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to s...

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Systems Engineer Sr - Top Secret Clearance Required

New
Lockheed Martin
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King Of Prussia, PA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 709495BR Description:The coolest jobs on this planet... or any other... are with Lockheed Martin Space.At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and ...

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Software Engineer - Early Career

New
Lockheed Martin
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King Of Prussia, PA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job Number 702154BR Description:By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our...

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Prin Systems Engineer - Onsite

New
RTX
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Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Polygraph

Date Posted:2026-02-04Country:United States of AmericaLocation:US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requireme...

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Electronics Technician 2 - Sacramento, CA

New
M.C. Dean
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Sacramento, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

OverviewAbout M.C. DeanM.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, comp...

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Electronics Technician 4 - Aurora, CO

New
M.C. Dean
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Aurora, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

OverviewAbout M.C. DeanM.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation's most mission-critical facilities, secure environments, comp...

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