Senior On-Site Software Engineer for Cyber Operations

Software Engineer Senior (Secret Clearance Required) Job Category: Software Engineering Requisition Number: SOFTW002249 Posted : August 10, 2026 Full-Time On-site Salary Range : $107,744 USD to $179,940.80 USD GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while...

Software Engineer - Full Stack Developer (TS/SCI with Poly Required) Job Category : Software Engineering Requisition Number : SOFTW002233 Posted : July 29, 2026 Full-Time On-site Salary Range : $124,092.80 USD to $207,251.20 USD GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission...

(Technical Targeter- Operations Support) Cyber Technical Analyst Sr Principal (TS/SCI with Poly Required) Job Category: Cyber and IT Risk Management Requisition Number: CYBER002235 Posted : August 3, 2026 Full-Time On-site Salary Range : $142,792 USD to $238,451.20 USD Step into a high‑impact Cyber Technical Analyst role where your expertise directly...

Twenty Technologies is seeking a Mission Deployment Lead to make Twenty’s products operationally useful for Intelligence Community users. You will understand cyber operations, targeting, networking environments, and mission planning, working directly with operators, analysts, and engineers to translate field feedback into product decisions.This on-site...

Technical Targeter - Operations Support / Cyber Technical Analyst Principal (TS/SCI with Poly Required) Job Category: Cyber and IT Risk Management Requisition Number: TECHN002135 Posted: May 29, 2026 Full-Time On-site Salary Range: $124,092.80 USD to $207,251.20 USD Location Chantilly, Chantilly, VA, USA Description GCI embodies excellence, integrity and...

Cyber Security Anlst Adv (TS/SCI with Poly Required) Job Category: Cyber Security Requisition Number: CYBER001645 Posted: December 11, 2025 Full-Time On-site Salary Range: 95,721.6 to 159,868.8 Locations Chantilly, Chantilly, VA, USA Description GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique,...

Systems Engineer (TS/SCI with Poly Required) Job Category: IT Infrastructure and Operations Requisition Number: SYSTE002300 Posted : September 15, 2026 Full-Time On-site Salary Range : $142,792 USD to

Location: Chantilly, VA (On-site)Clearance Required: Active Secret ClearanceEmployment Type: Full-timeSalary: $185,000-$215,000 Position Overview We are seeking a Senior Web Developer to act as a member of an AGILE development team working with HTML5, JavaScript, Bootstrap, CSS, C#.NET, SQL, Ruby on Rails, Artificial Intelligence, and Amazon Web Services to...

Tech Lead/Software Engineer (TS/SCI with Poly Required) Job Category : Software Engineering Requisition Number : TECHL002272 Posted : August 19, 2026Full-TimeOn-siteSalary Range : $187,179.20 USD to $318,198.40 USD GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while...