NISSC 3 Systems Support Specialist III - Lead with Security Clearance

AMERICAN SYSTEMS is seeking our next Systems Support Specialist III AMERICAN SYSTEMS is seeking a Systems Administrator, Senior to support the NISSC 3 program at Raven Rock, Pennsylvania. This position delivers technical and operational support for mission systems by providing onsite and oncall coverage for system administration, troubleshooting, maintenance, and user support in a TS/SCI environment. The Systems Support Specialist will help ensure operational readiness, data integrity, and hig…