Senior Systems Engineer - TS/SCI Poly Clearance (SIGINT)

2HB Incorporated seeks a Principal Systems Engineer to support a government customer in Annapolis Junction, MD. The role focuses on documenting design, implementation, and maintenance for deploying new systems and upgrading FS sites. Responsibilities include drafting design reviews, transition plans, and ensuring system integrity across diverse Linux/Windows environments, Cisco networking, and data processing integration. Strong collaboration via JIRA/Confluence is required.