EMS Foreman, Electrical, EMS, Installer, Install, Installation, Service Tech, refridgeration, HVAC, refrigeration, HVAC-R, HVAC/R, diagnostic, commercial, service, mechanical, mechanic, AC, field service, chiller, specialist, HVACR, automation. Troubleshoots, tests, and repairs emergency generators and various electrical systems and power distribution systems to ensure that they are working properly.