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Information Systems Security Engineer (ISSE) - FULLY CLEARED with POLYGRAPH REQUIRED

Constellation Technologies is hiring for Information Systems Security Engineer (ISSE) - FULLY CLEARED with POLYGRAPH REQUIRED in Annapolis Junction, MD. Senior level. First seen August 25, 2026; open as of November 10, 2026. Jobs taken straight from company career pages — no aggregator in between.

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Company
Constellation Technologies
Where
Annapolis Junction, MD
Level
Senior
First seen
August 25, 2026
Listed via
Lever

What the posting says

Risk Management Framework (RMF), NMAP, PKI, Wireshark, auditing, penetration testing, scripting, IASAE, CISSP, ISSEP, NISCAP Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required: Must be a US Citizen Must have TS/SCI clearance w/ active polygraph Bachelor's degree in Computer Science, Information Assurance, Information Security System Engineering, or a related discipline. Must have twelve (12) years of experience working as an ISSE on a large technical program. Must have a solid…

Read more and apply on Constellation Technologies' site