I-66 Express Mobility Partners (EMP) operates and maintains 22.5 miles of express toll lanes on I-66 from I-495/Capital Beltway to Gainesville, VA. The Field Systems Technician Trainer develops, delivers, and supports technical training for Toll Collection Systems (TCS), Intelligent Transportation Systems (ITS), and Network Communication Systems (NCS). This is also a working technician role; the Trainer must be able to support field operations when needed, including maintenance, troubleshooting, repairs, outages, and system testing. This position reinforces safe work practices, standardized procedures, technician development, documentation, and operational readiness.