GCI

ISSO/Security Engineer (TS/SCI with Poly Required)

GCI

Chantilly, VA, USAFull timePosted Jul 24, 2026

Job description

Members of the ISSO team support the customer and their assessment and authorization (A&A) of critical systems, detection of adversary behavior, and improving the defensive posture of their information systems. The successful candidate will use various tools and methodologies to evaluate the state of systems and applications for vulnerabilities, verify protection against adversary intent, and evaluate cyber security processes to protect and defend against adversaries.

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