Performs work at the journeyperson/tradesperson level in the operation and maintenance of equipment in a central heating and cooling plant. Work is performed under general supervision with evaluation based on performance.

High school or equivalent plus one year as a licensed journeyperson/tradesperson or one year utility plant and job related experience.  Additional related education may substitute on a year for year basis.  Must have completed the Personnel Qualification System (PQS) requirements for Maintenance Mechanic, or if a new hire, must complete within six months.