Top Secret/SCI

Top Secret / SCI Clearance Jobs

Showing 20,811 Jobs

Senior Specialist, Systems Engineering - Flight Test 1

New
L3Harris Technologies
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Greenville, TX(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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Hardware Technician TS/SCI Polygraph

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

R-00189131Description Junior/Mid-Level Hardware Technician Leidos has a new and exciting opportunity for a Junior/Mid-Level Hardware Technician in our Intel Sector's Cyber & Analytics Busines...

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Sr. Tier 2 Helpdesk Specialist

New
Leidos
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Fort Belvoir, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

R-00189118Description Leidos is seeking an Sr. Tier 2 Helpdesk Specialist to support large-scale migration and operations on a large, high-profile DOD contract in Fort Belvoir, VA. The I3TS program pr...

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ISSO 4 - Annapolis Junction, MD

New
M.C. Dean
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Annapolis, MD(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,...

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ISSO 3 - Annapolis Junction, MD

New
M.C. Dean
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Annapolis, MD(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,...

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UI/UX Developer

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

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the bou...

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Test Engineer

New
Two Six Technologies
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Herndon, VA(On-Site/Office)
Posted today
TS/SCI
Polygraph

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the bou...

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UI Developer

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

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the bou...

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Applications Developer

New
AEVEX Aerospace
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Washington, DC(On-Site/Office)
Posted today
TS/SCI
Polygraph

Information Management Technology Division (IMTD) provides software development, operations and maintenance of a variety of systems and initiatives supporting IMS business areas. IMTD focuses on strea...

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IO Planner - Special Activities Planner (SAP) Specialist

New
Strategic Resilience Group
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Fort Meade, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

Position Responsibilities Provide SAP core capability support and sensitive operational products across steady-state ops, contingencies, crisis action, disaster relief, and exercises Integrate informa...

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Outreach Subject Matter Expert Level 3 (OSME3) | TS/SCI with a f

New
NuAxis Innovations LLC
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Annapolis(On-Site/Office)
Posted today
TS/SCI
Full Scope Polygraph

Overview We are seeking a mid- to senior-level Technical Operations Support Analyst to support a mission-critical software environment within a classified government program. This role sits at the int...

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Strategic Operational Planner (Journeyman)

New
Analytic Services Inc
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Honolulu, HI(On-Site/Office)
Posted today
TS/SCI
Not Specified

Company Overview:ANSER enhances national and homeland security by strengthening public institutions. We provide thought leadership for complex issues through independent analysis, and we deliver pract...

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Industry Engagement Analyst

New
Analytic Services Inc
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Arlington, VA(On-Site/Office)
Posted today
TS/SCI
Not Specified

Company Overview:ANSER enhances national and homeland security by strengthening public institutions. We provide thought leadership for complex issues through independent analysis, and we deliver pract...

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WWPS Principal PAM, Aerospace and Defense Partners

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

DescriptionIn this role, you will establish deep business and technical relationships with an AWS partner through your knowledge of the customer's enterprise and mission across all domains, processing...

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Sr. Delivery Consultant, WWPS Professional Services

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

DescriptionApplication deadline: Aug 10, 2026 This position requires that the candidate selected be a US Citizen and obtain and maintain an active TS/SCI security clearance. The Amazon Web Services Pr...

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High-Performance Computing (HPC) (SA2) (Government)

New
AT&T Government Solutions
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

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High-Performance Computing (HPC) (SA2) (Government)

New
AT&T Government Solutions
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

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High-Performance Computing (HPC) (SA2) (Government)

New
AT&T Government Solutions
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

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High-Performance Computing (HPC) (SA2) (Government)

New
AT&T Government Solutions
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

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High-Performance Computing (HPC) (SA2) (Government)

New
AT&T Government Solutions
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Columbia, MD(On-Site/Office)
Posted today
TS/SCI
Polygraph

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

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