Security Clearance Jobs in Fort Belvoir, VA

Zachary Piper Solutions is seeking a Technical Writer to support a company focused on IT, cybersecurity, and defense operations. This position is on-site at Newington, VA. The Technical Writer will de...

Zachary Piper Solutions is seeking a Data Center Operations Technician to support a company focused on delivering mission-critical enterprise IT infrastructure solutions within the defense sector. Thi...

On-site—DevOps (Full-Time)Ft. Belvoir, Virginia...

On-site — DevOps (Full-Time)Ft. Belvoir, Virginia...

DevOps Engineer - 27098On-site — DevOps (Full-Time)Ft. Belvoir, Virginia...

ResponsibilitiesOBXtek is currently staffing for an Integrated Logistics Support Specialist supporting the Army's United Network Modernization (UNM) organization . Place of performance will be Fort Be...

GES is seeking an experienced Senior Virtualization and Storage Engineer to support the DTRA I3TS Infrastructure Services team to support, maintain and optimize critical mission operations across mult...

Company Overview:At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talen...

Company Overview:At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talen...

Company Overview At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talen...

Senior Network EngineerGES is seeking a Sr. Network Engineer to support large-scale operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTR...

GES is seeking a Senior Communications Security (COMSEC) Engineer in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DoW contract. The I3TS program provides e...

GES is seeking a Senior AIOps Engineer to support critical mission operations within a secure environment and lead the transformation of our IT Service Management (ITSM) capabilities. This role is res...

Desktop Installation Technician*****Short Term Assignment April 15, 2026 - October 31, 2026*****This could be a little longer.We are seeking a skilled and motivated Desktop Installation Technician to ...

SMX is seeking a Cybersecurity SME Senior SIGINT to support GISA at Fort Belvoir, VA. The successful candidate will have experience working as an ISSO on large Department of Defense contracts and lead...

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

This job requires active TS/SCI clearance with a CI Polygraph. Please apply only if you have an active TS/SCI clearance with a CI Polygraph. Program Manager - Senior Position / LCAT: Program Manager L...

This job requires active TS/SCI clearance with a CI Polygraph. Please apply only if you have an active TS/SCI clearance with a CI Polygraph. Mission Trainer - Senior Position / LCAT: Mission Trainer ...