Top Secret/SCI

Top Secret / SCI Clearance Jobs

Showing 20,638 Jobs

Software Release Manager, EW

New
Anduril Industries
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Posted today
TS/SCI
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

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Experimental Test Pilot, Air Dominance & Strike

New
Anduril Industries
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Posted today
TS/SCI
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

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Jr. Systems Engineer (Digital Engineering Engagement)

New
KBR
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Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Title:Jr. Systems Engineer (Digital Engineering Engagement)Belong. Connect. Grow. with KBR!KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our...

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Specialist, Cyber Intelligence (ISSO)

New
L3Harris Technologies
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Colorado Springs, CO(On-Site/Office)
Posted today
TS/SCI
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Senior Specialist, Industrial Security (CSSO)

New
L3Harris Technologies
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Rochester, NY(On-Site/Office)
Posted today
TS/SCI
Not Specified

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Senior Specialist, Systems Engineering - Space Intelligence Anal

New
L3Harris Technologies
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Springfield, VA(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Senior Specialist, Systems Administration

New
L3Harris Technologies
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Melbourne, FL(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest fo...

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Sr Principal Classified Cybersecurity Analyst - TS/SCI

New
Northrop Grumman
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Dulles, VA(On-Site/Office)
Posted today
TS/SCI
CI Polygraph

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible o...

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Principal or Sr. Principal Cyber Systems Engineer

New
Northrop Grumman
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Annapolis, MD(On-Site/Office)
Posted today
TS/SCI
Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: SCITRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredibl...

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Production Operations - Level 3 and Level 4

New
Northrop Grumman
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Baltimore, MD(On-Site/Office)
Posted today
TS/SCI
None

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: NoneTRAVEL: NoDescriptionAt Northrop Grumman, our employees have incredible opportunities to wo...

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Staff Classified Cybersecurity Analyst - TS/SCI

New
Northrop Grumman
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Redondo Beach, CA(On-Site/Office)
Posted today
TS/SCI
Polygraph

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: NoDescriptionAt Northrop Grumman, our employees have incredible opportunities to wo...

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Staff Cyber Systems Engineer

New
Northrop Grumman
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Fairfax, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: PolygraphTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have in...

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Electrical Engineer Level 3/4 - Electrical Ground Support Equipm

New
Northrop Grumman
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Dulles, VA(On-Site/Office)
Posted today
TS/SCI
None

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: NoneTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

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Flight Director Level 3/4 - Spacecraft Operations - Colorado Spr

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

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredib...

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Front End Application Developer

New
Leidos
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Suitland, MD(On-Site/Office)
Posted today
TS/SCI
Not Specified

R-00189728Description Front End Application Developer Location: Suitland, MDClearance: Active TS/SCILeidos is hiring a Front End Application Developer to support the Office of Naval Intellig...

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Print Circuit Board and Manufacturing Lead

New
Leidos
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Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

R-00189685Description The Mission Solutions Group at Leidos is pursuing a government contract with a classified customer in the National Capital Region which requires a PCB Engineering and Manufacturi...

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Printed Circuit Board Fabricator

New
Leidos
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Chantilly, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

R-00189260Description The Mission Operations Division at Leidos is seeking a Printed Circuit Board (PCB) Fabricator to support a government contract in the National Capital Region (NCR). The ideal can...

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Chief Engineer - TS/SCI Poly Required

New
Leidos
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Reston, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

R-00189725Description At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contrib...

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Senior Physicist

New
Leidos
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Reston, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

R-00188537Description Leidos is seeking a Senior Physicist who thrives in research, algorithm development, modeling, simulation, and implementation. The ideal candidate demonstrates strong scientific ...

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M2C2 CTC Integrated Product Team Lead (IPTL)

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

Date Posted:2026-08-14Country:United States of America Location:US-CO-AURORA-S79 ~ 16510 E Hughes Dr ~ BLDG S79 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements...

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