John Sims

John Sims is an experienced technician with a diverse background in controls and engineering. Currently serving as a Controls Technician at Micro Control Systems since September 2021, John previously worked as a Senior Controls Technician at Johnson Controls and held positions at the U.S. Department of Homeland Security as a Federal Officer. John’s career includes extensive experience in building controls, sales support at Walmart, and significant technical roles in the U.S. Navy, where duties encompassed the operation and maintenance of diesel engines and auxiliary machinery. John holds multiple certifications in HVAC and controls, including training from North American Technician Excellence and Johnson Controls Service Technical Academy.