Systems Engineer SME (TS/SCI with Poly Required) with Security Clearance

Job Category: IT Infrastructure and Operations Requisition Number: SYSTE002181 Posting Details * Posted: June 27, 2026 * Full-Time * On-site * Salary Range: $164,382.40 USD to $274,518.40 USD Job Details Description GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analy…