Components may include door hardware, electronic locks, card readers, request to exit devices, access control panels, reader boards, power supplies, cable pathways, cameras, monitors, network video recorders (NVRs), panic alert devices, intercoms, video workstations, badging stations, VMS software, servers, and databases. Environment: Work outside and inside; exposure to temperature and humidity extremes; work around machinery with moving parts; work around moving vehicles; work on ladders and scaffolding; work on personnel lifts; work with all forms of electricity; ability to work a variety of shifts including nights, weekends, and holidays, and to have schedule altered with little or no warning; high potential for crisis conditions.