4+ years of technical skills and experience of installing, repairing, and troubleshooting in any of the following GSA approved security containers, locking devices, electromechanical locks, mechanical spin dial locks, vaults, LFICs, pushbutton locksets, electrical systems, electronic systems, hydraulic systems, IoT devices, IP-CCTV, computer network equipment, installation of infrastructure, copper power, communication and signal wiring, coaxial cable and fiber optics and associated equipment. Intrusion Detection Systems covers alarm systems, alarm sensors, fiber conversion modules, fiber optic communications cabling and infrastructure, uninterruptible power systems, and NEC-compliant electrical wiring and infrastructure installations.