Security Clearance Jobs in Herndon, VA

General Atomics (GA), and its affiliated companies, is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted aircraft, ai...

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...

R-00173936Description The Leidos Partnership for Defense Health is seeking a Laboratory Subject Matter Expert to work REMOTELY and support its $4.6B single award DHMSM IDIQ contract, known as MHS ...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

Overview Allied 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...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

R-00173889Description Perform efficiently and independently to support 365/24/7 support commitment to customer. Duties include installation, decommission, preventative and corrective maintenance on va...

R-00173835Description Leidos is seeking a Computer Operator to support an IT program for The Centers for Medicaid and Medicare Services Internal Service Desk . The service desk consists of a centraliz...

R-00173829Description Leidos is seeking a Computer Operator to support an IT program for The Centers for Medicaid and Medicare Services Internal Service Desk . The service desk consists of a centraliz...

DescriptionThe Amazon Web Services Professional Services (ProServe) team is seeking a highly skilled and versatile Engagement Manager (EM) to join our team and lead the delivery of complex cloud solut...

DescriptionApplication deadline: Jan 21, 2026Amazon Web Services (AWS) is the world leader in providing a highly reliable, scalable, low-cost infrastructure platform in the cloud powering hundreds of ...

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...

Job Number 715206BR Description:• Analyze and evaluate technical systems and development processes.• Provide technical expertise throughout the project lifecycle, including design, engine...

Job Number 714620BR Description:Lockheed Martin Space (LMS) is seeking an experienced Capture Manager (CM) to lead large capture campaigns across the company for opportunities valued at $100M to $2B ...

Job Number 712597BR Description:Do you belong in a fast-paced and dynamic business-focused Human Resources team? We provide strategic human capital support that aligns to the programs and initiatives...

R-00173683Description Leidos Digital Modernization Sector is looking for a Senior TDP Proposal Manager to work on the Army Global Unified Network (AGUN) – Increment 1 (INC1) program.  The G...

R-00173827Description Job Description:We are seeking a talented and motivated Systems Engineer to join our team dedicated to support the design, enhancement, and sustainment of the SLE/FAST training p...