What is "utilitiesman"

Utilitiesman (abbreviated as UT) is a United States Navy occupational rating.

Utilitiesmen plan, supervise and perform tasks involved in installation, maintenance and repair of plumbing, heating, steam, compressed air, fuel storage and distribution systems, water treatment and distribution systems, air conditioning and refrigeration equipment, systems, as prescribed by drawings and specifications; schedule and evaluate installation and operational tasks; prepare records and reports; maintain individual combat readiness; and perform tasks required in combat and disaster preparedness or recovery operations.

At the master chief petty officer level, utilitiesman merges with the construction electrician rating to become a master chief utilitiesman (UCCM).