• Inspects, repairs, and tests fire extinguishers using hand tools, hydrostatic test equipment, and monitoring devices. • Dismantles extinguishers and examines mechanical parts, extinguishing agents, and expelling means; replaces worn or damaged parts. • Cleans extinguishers and recharges them with approved materials. • Inspects, tests, and repairs systems such as smoke detectors, sprinklers, and dry stand pipe systems, and pull systems. • Assists in fire safety inspection. • Maintenance and Installation on Trackless Mobile Machinery