Building Maintenance Technicians complete a variety of maintenance and repair jobs, and typical duties can vary from day to day. One day they may remodel an office, and the next they may be working on the building's electrical system. Building Maintenance Technicians diagnose mechanical problems and determine how to correct them, checking blueprints, repair manuals, or parts catalogs, as necessary. They install equipment to improve the energy or operational efficiency of residential or commercial buildings. Building Maintenance Technicians repair machines, equipment, or structures, using hand and power tools, and operate precision measuring instruments such as electrical or electronic testing devices. They should be proficient in plastering, dry wall installation and painting.

A Building Maintenance Technician may be required to order supplies and work within a budget. Technicians may be responsible for inventory control and assisting the building manager with developing a budget. The technician may also hire, train and supervise other employees. They often keep maintenance schedules and records and might be required to maintain material safety data sheets. In addition, technicians may be required to perform safety checks throughout the facility. He or she might be responsible for maintaining warranties on equipment and performing preventative maintenance.

Most employers look for workers who have experience in construction and building maintenance. Requirements for employment vary from employer to employer, depending on the size of the company. Smaller employers may seek building maintenance technicians with experience in construction, and finish-carpentry. Other firms, such as those that manage large real estate holdings, may seek a technician who has a certificate or associate’s degree in areas such as HVAC, or electrical construction and maintenance.