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Top Secret / SCI Clearance Jobs

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Top Secret / SCI Jobs requiring security clearance

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Delivery Practice Manager, WWPS ProServe

New

Amazon

Apply today! Be one of the first candidates to apply for maximum exposure.

Arlington, VA(On-Site/Office)

Updated Today

TS/SCI

Polygraph

DescriptionApplication deadline: Feb 10, 2026The Amazon Web Services Professional Services (ProServe) team is seeking an experienced Delivery Practice Manager (DPM) to join our ProServe Shared Deliver...

Specialist, Systems Engineering - Battlespace Awareness Operator

New

L3Harris Technologies

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Colorado Springs, CO(On-Site/Office)

Updated 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...

Senior Associate Configuration Management

New

L3Harris Technologies

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Palm Bay, FL(On-Site/Office)

Updated Today

TS/SCI

Polygraph

Lead, Structural Mechanical Engineer (Space Systems) 1

New

L3Harris Technologies

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Wilmington, MA(On-Site/Office)

Updated Today

TS/SCI

Not Specified

Specialist, Industrial Security (CPSO)- Contractor Program Secur

New

L3Harris Technologies

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Nashville, TN(On-Site/Office)

Updated Today

TS/SCI

Polygraph

TEMPEST Practitioner

New

Sphinx

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Springfield, VA(On-Site/Office)

Updated Today

5+ yrs exp

TS/SCI

CI Polygraph

About Sphinx Sphinx is a full spectrum security and intelligence company established by a group of like-minded Veterans. We are passionate about supporting our client’s missions and ensuring they are...

Program Security Subject Matter Expert (SME), Special Access Pro

New

General Dynamics Information Technology

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Albuquerque, NM(On-Site/Office)

Updated Today

TS/SCI

Polygraph

The Program Security SME's primary function is to provide expert-level multi-discipline security support for one or more of the customer's Special Access Programs (SAPs). The position will provide "da...

Information Systems Security Manager (ISSM) II

New

General Dynamics Information Technology

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Colorado Springs, CO(On-Site/Office)

Updated Today

TS/SCI

CI Polygraph

Information Systems Security Manager (ISSM) IIThe ISSM's primary function serves as a principal advisor on all matters, technical and otherwise, involving the security of information systems under the...

Acquisition Security Analyst (ASA)

New

General Dynamics Information Technology

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Arlington, VA(On-Site/Office)

Updated Today

TS/SCI

Polygraph

The Acquisition Security Analyst will assist the Government Program Manager with the development and implementation of comprehensive program protection methodologies to protect advanced technology pro...

Manager Cyber Systems Engineering 2

New

Northrop Grumman

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Annapolis Junction, MD(On-Site/Office)

Updated Today

TS/SCI

Polygraph

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE TYPE: PolygraphTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on rev...

Principal/Sr Principal Engineer Software Systems (Software Archi

New

Northrop Grumman

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Annapolis Junction, MD(On-Site/Office)

Updated Today

TS/SCI

Polygraph

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: PolygraphTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on...

Staff SEIT Lead Systems Engineer

New

Northrop Grumman

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Annapolis Junction, MD(On-Site/Office)

Updated Today

TS/SCI

Polygraph

Staff Digital Systems Engineer (OX384)

New

Northrop Grumman

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Annapolis Junction, MD(On-Site/Office)

Updated Today

TS/SCI

Polygraph

Staff Digital Systems Engineer (OX384)

New

Northrop Grumman

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Linthicum Heights, MD(On-Site/Office)

Updated Today

TS/SCI

Polygraph

Staff Software Systems Engineer (Software Architecture)

New

Northrop Grumman

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Annapolis Junction, MD(On-Site/Office)

Updated Today

TS/SCI

Polygraph

Program Manager 2 (Active Top Secret/SCI required)

New

Northrop Grumman

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Dulles, VA(On-Site/Office)

Updated Today

TS/SCI

Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: SCITRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revol...

Principal/Sr. Principal Software Database Engineer

New

Northrop Grumman

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Aurora, CO(On-Site/Office)

Updated Today

TS/SCI

Polygraph

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: PolygraphTRAVEL: NoDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary sys...

Senior Principal Contract Administrator

New

Northrop Grumman

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Dulles, VA(On-Site/Office)

Updated Today

TS/SCI

Not Specified

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revol...