Maintains processed air distribution systems; Performs housekeeping duties on all HVAC systems and in all mechanical rooms to maintain a clean, uncluttered, and safe work environment; Completes online permits as necessary, such as: hot work, confined space, lockout/tagout, and so forth; Uses computer, laptop, and/or other mobile devices to access e-mail, receive work instructions and other administrative information to include electronic payroll forms; Communicates daily using a two-way radio, and/or mobile device in order to respond to work-related routine and emergency information; Ensures shop owned equipment in proper working condition; Performs miscellaneous job-related duties as assigned. Must possess knowledge of HVAC installation, troubleshooting, repair and preventive and applied maintenance, mechanical equipment, utilities, distribution systems, controls and/or HVAC systems, including maintenance, troubleshooting and automatic temperature control devices including systems with refrigerants.