GCI is looking for a Software Developer Principal to lead the design and development of complex software systems and scalable platforms. You will be hands-on, guiding junior engineers, and coordinating development across Linux, C/C++, Python, and related tools. Strong communication
Software Developer Principal (Security Clearance Needed) Job Category : Software Engineering Requisition Number : SOFTW Posted: July 6, 2026 Full-Time On-site Salary Range: $124,092.80 USD to $207,251.20 USD Locations Chantilly Chantilly, VA, USA Description At GCI, we solve hard
Overview XMSTART is always looking to add experienced and strategic full-time Systems Engineers to our team, in Chantilly, VA or Washington, DC . These positions are 100% onsite . Security Clearance Requirements Active TS/SCI with Polygraph is
Front-End Software Engineer (TS/SCI with Poly Required) Job Category: Software Engineering Requisition Number: SOFTW Posted : March 4, 2026 Full-Time On-site Salary Range : $164,382.40 USD to $274,518.40 USD GCI embodies excellence, integrity and professionalism. The employees supporting
Software Engineer Senior (Security Clearance Needed) Job Category: Software Engineering Requisition Number: SOFTW Posted: July 6, 2026 | Full‑Time | On‑site | Salary Range: $107,744 USD to $179,940.80 USD The Software Engineer will design and develop complex software systems and make
(Cyber Operations Coordinator) Cyber Technical Analyst Sr Advisor (TS/SCI with Poly Required) Job Category: Cyber Security Requisition Number: TECHN Posted: January 28, 2026 Full-Time Salary Range: $142,792 USD to $238,451.20 USD Locations Showing 1 location Chantilly
