The engine department keeps a ship alive — propulsion, power, fuel, fresh water and every system on board. If you are mechanically minded, it offers one of the clearest career ladders at sea. This guide explains who does what and how you climb.
Ratings: where many careers start
- Wiper — the entry rating, cleaning and assisting in the engine room while learning the plant.
- Motorman / Oiler — maintains machinery, stands engine-room watches and supports the engineers.
- Fitter — the department's mechanic and welder, handling repairs and fabrication.
- Pumpman — on tankers, runs the cargo pumping systems.
Officers: the licensed ranks
- Fourth / Third Engineer — junior engineers responsible for specific machinery such as generators, purifiers or the boiler.
- Second Engineer — runs day-to-day maintenance, the planned maintenance system and the engine-room team.
- Chief Engineer — heads the whole department and answers for the propulsion and power plant, budgets, spares and safety.
Alongside them, the Electro-Technical Officer (ETO) looks after electrical, electronic and automation systems.
How you move up
- Build documented sea time in each rank — the basis of every promotion.
- Earn the next Certificate of Competency (CoC) under the STCW convention.
- Add high-value endorsements — tanker, gas or DP — to reach better-paying fleets.
Where it leads
Senior engineers are among the best-paid seafarers, and gas and offshore sit at the top. Compare pay on our salary page, read the wider career path guide, and browse current openings for Chief Engineer and Second Engineer.