Top Secret / SCI Clearance Jobs

A growing spacecraft manufacturer is looking for a Senior or Principal-level GNC/ACS Engineer to take ownership of guidance, navigation, and attitude control system work across both commercial and nat...

Assured Information Security (AIS) is seeking a DevOps Developer II to contribute to the development and delivery of cross-domain solutions. In this role, you’ll have the opportunity to lead mission-c...

STR is hiring a Senior Model-Based Systems Engineer (MBSE) in our Woburn, MA office to work across a broad portfolio of DoD mission areas. The Systems Engineer should have experience architecting syst...

STR is hiring a Lead Model-Based Systems Engineer (MBSE) in our Woburn, MA office to work across a broad portfolio of DoD mission areas. The Systems Engineer should have experience architecting system...

STR is hiring a Lead Model-Based Systems Engineer (MBSE) in our Woburn, MA office to work across a broad portfolio of DoD mission areas. The Systems Engineer should have experience architecting system...

STR is hiring a Lead Model-Based Systems Engineer (MBSE) in our Woburn, MA office to work across a broad portfolio of DoD mission areas. The Systems Engineer should have experience architecting system...

Sophisticated integrated systems play a critical role in national security efforts, facilitating an understanding of the global situation, strategic planning, and tactical execution. The reliability, ...

About the Team The Sensors Division at STR focuses on technology development for advanced sensor systems and platforms in support of national security. At STR, Defense Systems Analysts study complex ...

About the Team The Sensors Division at STR focuses on technology development for advanced sensor systems and platforms in support of national security. At STR, Defense Systems Analysts study complex ...

Zachary Piper Solutions is seeking a Systems Engineer 4 to support a high-visibility national missile defense program focused on Command and Control, Battle Management, and Communications (C2BMC). Thi...

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purp...

The application window is expected to close on: 09/15/2026Meet the TeamJoin a highly niche security unit dedicated to proactive defense and high-stakes investigation within a secure, onsite environmen...

DescriptionWe are currently seeking a CMMS Engineer to serve as a system mater expert within Amazon data center region. Ideal candidates will posses the ability to design, develop and deploy innovativ...

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 ...

Job Description Are you a highly motivated leader eager to continue your career in program management? The Advanced Compact EW Solutions organization in Countermeasures and Electromagnetic Attack (CE...

Title:ISSEBelong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national secu...

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

DutiesThe primary purpose of this position: is to serve as Management Analyst for HQ AF/AI0 providing support to examine, evaluate, and conduct risk operation assessments of Air Force nuclear enterpri...

Position ResponsibilitiesProvide subject matter expertise on Iranian culture, politics, social media, regime influence, religious groups, ethnic groups, and influential moderate voices.Support efforts...

DutiesThe primary purpose of this position: is to serve as Management Analyst for HQ AF/AI0 providing support to examine, evaluate, and conduct risk operation assessments of Air Force nuclear enterpri...