Performs operation and maintenance of utility equipment and systems, including plant steam systems, HVAC Systems, exhaust systems, hot water heating systems/ hot water heat circulating pumps, humidification systems, chillers / HVAC chilled water systems/ chilled water circulating pumps, compressed air systems, building waste systems, domestic water systems.

Calculates, prepares, loads and detonates explosive charges in mines, quarries, civil engineering and building sites.

Lays and maintains trackworks for railways or other vehicles.

Gathers, analyses, interprets and uses geospatial information for applications in natural resources, geology environmental research and land use planning; performs software development and provides support and maintenance services of geospatial data map platform.

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Performs tasks involved in the installation of precast concrete, including hollowcore panels, wall panels, beams, columns, bleachers and balconies.

Assists the diver and is responsible for communicating with the diver in diving.