Top Secret / SCI Clearance Jobs

Top Secret/SCI

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Top Secret / SCI Jobs requiring security clearance

Test Engineer [$190k/yr+] TS/SCI-FS Poly

SYSTOLIC
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Columbia, MD(On-Site/Office)
Posted 2 weeks ago
2+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Develop and test software throughout the full life cycle, encompassing Integrati...

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Operations Manager (Remote)

Koniag Government Services
Not provided(On-Site/Office)
Posted 5 months ago
Secret
Not Specified

Koniag Operations Services, a Koniag Government Services company, is seeking an Operations Manager with a Top-Secret Clearance to support KOS and our government customer. This is a Remote opportunity....

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Lead, Embedded Software Test Engineer (Optical Space Systems) :

New
L3Harris Technologies
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Wilmington, MA(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, Field Engineering

New
L3Harris Technologies
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Palm Bay, FL(On-Site/Office)
Posted today
TS/SCI
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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Principal, IT Project Management

New
L3Harris Technologies
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Melbourne, FL(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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Engineering Technician B - Aerospace Vacuum Testing

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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System Administrator with TS/SCI Full Scope Polygraph

New
IBM
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Junction(On-Site/Office)
Posted today
TS/SCI
Polygraph

Joining the IBM Technology Expert Labs team means you'll have a career delivering world-class services for our clients. As the ultimate expert in IBM products, you'll bring together all the necessary ...

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Data Center Technician, Infraops AG

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

DescriptionApplication deadline: May 19, 2026The Infrastructure Operations team is looking for cleared Data Center Technicians to join our expanding Infrastructure Operations team. Data Center Technic...

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Field Sales Operations Analyst, WWPS Partners & WW A&S Operation

New
Amazon
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Arlington, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

DescriptionApplication deadline: May 19, 2026AWS is seeking a driven and talented Business Operations Analyst to play a critical role on our Worldwide Public Sector Partners and WW Aerospace & Satelli...

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Embedded Software Engineer (Level 5)

New
Northrop Grumman
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Redondo Beach, CA(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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Embedded Software Engineer (Level 5)

New
Northrop Grumman
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Aurora, 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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Archibus Database Administrator

New
Guidehouse
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Springfield, VA(On-Site/Office)
Posted today
TS/SCI
None

Job Family :Database Administration Travel Required :None Clearance Required :Active Top Secret SCI (TS/SCI) What You Will Do :The Archibus Database Administrator will work as part of a team supporti...

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Optical Engineer (Experienced or Senior)

New
Boeing
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Kirtland Afb, NM(On-Site/Office)
Posted today
TS/SCI
Not Specified

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with ...

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Senior/Lead Java Software Engineer-Developer (AGA)

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

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with ...

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Data Engineer, Junior

New
Anonymous Employer
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Reston, VA(On/Off-Site)
Posted today
TS/SCI
CI Polygraph

Job Name: Data Engineer, Junior Location: Reston, VA Remote Work: No Required Clearance: TS/SCI with CI Polygraph Position Type: Immediately Available Key Responsibilities: Utilize statistical tec...

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Cybersecurity Engineer (TS/SCI FS Poly Required)

New
TEKsystems c/o Allegis Group
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Aurora, CO(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Full Scope Polygraph

Top Skills' Details 1. 6-8 yrs experience implementing/engineering SIEM/SOAR tools (Trellix is must have but Splunk and Rapid7 also used) 2. 6-8 years of experience with RMF accreditation functions- M...

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Sr Principal Network Engineer

New
Northrop Grumman
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San Antonio, TX(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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Program Security Manager SME

New
Gemini Industries Inc
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Fort Washington, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI

POSITION DESCRIPTION As Of: 12 May 2026 GEMINI INDUSTRIES INC. provides technical, management and operations services to support National Security projects. We provide rapid response to the critical ...

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Network Engineer Level 3

New
Visionary Technologies Inc
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Columbia, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Full Scope Polygraph

This position will provide Network support requiring system level design, architecture or enterprise security and security boundaries, datacenter virtualization, CAN/MAN/LAN infrastructure packet capt...

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Fault Management Systems Engineer- Level 2 or 3

New
Northrop Grumman
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Redondo Beach, CA(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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Technician 1 - Help Desk Support

New
Maximus Inc
Remote/Hybrid
United States(Off-Site/Hybrid)
Posted today
TS/SCI
Not Specified

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs for the Centers for Medicare & Medicaid Services (CMS). Through these partnerships,...

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Senior Front-End Developer

New
Maximus Inc
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San Antonio, TX(On-Site/Office)
Posted today
TS/SCI
Not Specified

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Recent contract awa...

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