Top Secret / SCI Clearance Jobs in Denver, CO

Top Secret/SCI Denver, CO

Viewing 1 - 20 of 73

Top Secret / SCI Jobs in Denver, CO requiring security clearance

Cyber Support Developer - Senior

New
Crimson Phoenix
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Denver Co, CO(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Job Description What You Will Be Doing:Developing ServiceNow solutions and enhancements using core platform capabilities.Developing the applications including configuration, report development, and da...

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Voice and Hardware Systems Engineer - TS/SCI with Poly

New
Leidos
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Colorado Springs, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

R-00171588Description The National Solutions Sector at Leidos has an opening for a Voice and Hardware Systems Engineer to support a client’s requirements in a challenging and dynamic setting loc...

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UX Researcher - Human Insight in Mission Contexts

New
Shadow Strategies, LLC
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Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

UX Researcher - Human Insight in Mission Contexts Location: Colorado Clearance Required: TS//SCI with Polygraph Compensation Range: $110,000 - $260,000 What You'll Do This role is centered on disc...

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Software Engineer

New
CACI
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Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated ...

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Mission Integration Engineer

New
Zachary Piper Solutions, LLC
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Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Zachary Piper Solutions is seeking a Mission Integration Engineer to support satellite ground system integration for commercial and government space missions. This is a full-time hybrid position with ...

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Forward Deployed Product Engineer

New
Zachary Piper Solutions, LLC
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Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Zachary Piper Solutions is hiring a Forward Deployed Product Engineer with a TS/SCI for a growing satellite communications company based in Denver, Colorado. In this hybrid role, you'll be embedded w...

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Platform Engineer

New
Zachary Piper Solutions, LLC
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Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Zachary Piper Solutions is hiring a Platform Infrastructure Engineer with a TS/SCI to Join a cutting-edge satellite communications company that's redefining how space systems operate. As a Platform I...

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Spacecraft Signals Analyst

KBR
Denver, CO(On-Site/Office)
Chantilly, VA(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Title:Spacecraft Signals Analyst Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelli...

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Lead Proposal Writer

Lockheed Martin
Highlands Ranch, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 711544BR Description:The Senior Proposal Writer will bring proven federal proposal writing expertise and excellent interpersonal skills to collaborate with technical and proposal teams, dr...

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Program Security / Administrative Assistant

CACI
Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

Program Security / Administrative AssistantJob Category: SecurityTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: None...

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Front End Software Engineer

CACI
Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

Front End Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of ...

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Front End Software Engineer (Mid-Level)

CACI
Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

Front End Software Engineer (Mid-Level)Job Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to...

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Ground Systems Engineer

KBR
Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Title:Ground Systems EngineerBelong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligenc...

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Harness Product Development Lead

Lockheed Martin
Highlands Ranch, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 710619BR Description:IGNITE is looking for a driven person to assist our development of distribution systems leveraged across our common product lines. This role is a great bridge for expe...

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Thermal Subsystems Product Development Lead

Lockheed Martin
Highlands Ranch, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 710616BR Description:IGNITE is looking for a driven person to assist our development of bus platform thermal subsystems leveraged across our common product lines. This role is a great brid...

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System Dev Engineer II, Analytics ADC

Amazon
Denver, CO(On-Site/Office)
Updated Yesterday
TS/SCI
Polygraph

DescriptionApplication deadline: Jan 28, 2026The Analytics Agentic AI GovCloud team is at the forefront of delivering AWS Agentic AI cloud services to our customers in GovCloud environments. We are de...

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Systems Engineer

Lockheed Martin
Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Polygraph

Job Number 706982BR Description:You will be a Systems Engineer for the R&D team that investigates and exploits the newest technological advances to solve complex, mission-critical problems.What You'l...

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ADC Manager, ADC Monitoring & Observability

Amazon
Denver, CO(On-Site/Office)
Updated Yesterday
TS/SCI
Polygraph

DescriptionApplication deadline: Jan 28, 2026Seeking a Leader to expand the AWS Monitoring & Observability team in Denver! Would you like to implement innovative cloud computing solutions and solve th...

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Senior Software Engineer

Altamira
Denver, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Altamira Technologies is seeking Senior Software Engineers to join our world-class Space Systems engineering team in Denver, CO. As a candidate for this opportunity, you should have a good foundation ...

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Senior Reliability Engineer

Lockheed Martin
Highlands Ranch, CO(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 709419BR Description: Protecting what matters most is the mission that matters most. The coolest jobs on this planet... or any other... are with Lockheed Martin Space.At the dawn of a new ...

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