Performs PM tasks and affects necessary repairs on all life-support related equipment including, but not limited to: freshwater and seawater pumps, filters, heat exchangers, valves, pressure regulators and automation equipment, low-voltage systems, ozone equipment, UV sterilizers, air prep units, blowers, building hardware, LSS plumbing, generators and other duties as deemed necessary to maintain life support operations. Tasks require manual dexterity and the ability to safely use tools and equipment, including but not limited to ladders, hand tools (saws, drills, sanders, wrenches, ratchets, screwdrivers) etc., power tools (battery-powered and electric), and pneumatic (air-powered) tools such as impact guns, torque tools, grinders (including angle grinders).