Security Clearance Jobs in Herndon, VA

Steely is a fast-growing, high-tech, mission-driven company based out of Reston, Virginia that prides itself on delivering technical and mission-related solutions that allow our customers to succeed i...

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...

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...

Zachary Piper Solutions is seeking an Application Developer to support a company focused on delivering mission-critical technology solutions for government and defense initiatives. This position is on...

Job Number 720406BR Description:The coolest jobs on this planet... or any other... are with Lockheed Martin Space.At the dawn of a new space age, Lockheed Martin Space is a pioneer, partner, innovato...

R-00187142Description Looking for an opportunity to make an impact?At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who arededicated to our customers&#...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

OverviewAllied Universal®, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and ...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with Full-Scope Pol...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with Full-Scope Pol...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with Full-Scope Pol...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with a Full-Scope P...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with Full-Scope Pol...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with Full-Scope Pol...

Clearance Requirement Due to the nature of our work, Insight Xcite does not sponsor or process security clearances at this time. Applicants must currently possess an active TS/SCI with Full-Scope Pol...

The application window is expected to close on: 09/04/2026 Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received . Job posting may be r...

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, ch...

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, ch...

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, ch...