Studies and prepares specifications for shipbuilding, conversion or repair. Studies, designs, and advises on the hulls and superstructures. Plans and supervises and be responsible for the overall design, their development, construction, maintenance and repair.

Obtains basic data and set up detailed cost sheets for materials, overhead and labour in the preparation of tenders for shipbuilding and repair work; takes off quantities for work.

Prepares structural, layout, detail and assembly drawings or circuit diagrams for the maintenance and repair of plants, equipment and ship structures.

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Carries out duties of berthing/unberthing, watchkeeping duties on deck/bridge and in engine-room, cleaning and maintenance work on deck and in cargo spaces/engine-room, and assists engineers to repair and maintain machinery.

Carries out engineering maintenance work under the supervision of marine engineer officer.

Supervises general purpose ratings engaged in duties on deck, cargo space, in the engine-room and general cleaning and maintenance work aboard ship.