Sole Engineer
A sole engineer runs the whole technical side of a smaller yacht alone. There is no second engineer to wake at 03:00 and no ETO to call when the AV fails. You keep the main engines, generators, watermakers, air conditioning and tenders running, and you often help on deck as well. The job suits practical people who like to own a problem from start to finish.
The jobWhat fills the day
The work covers everything with a moving part or a wire. That means daily engine room rounds, oil and coolant checks, generator changeovers, black and grey water, fuel transfers and bunkering. Planned maintenance runs on a system such as IDEA or Seahub, and you keep the logs, the spares inventory and the technical budget. You will unblock heads, reset the satellite TV, service outboards and fix the coffee machine. On many boats under 35m you also stand bridge watches, drive the tender and handle lines coming alongside.
Guests aboard change the priorities. Nothing can fail where a guest will notice, so most work moves to early mornings or to times when guests are ashore. Air conditioning, hot water, stabilisers and toys come first. Yacht size sets the workload. A 28m with twin MANs and one generator is manageable alone. A 45m with zero-speed stabilisers, two gensets, a full toy garage and complex HVAC is a heavy job, and some captains push owners for a second engineer at that size.
Owners and captains hire for reliability and range. They want someone who has already done a season or two as a second or third engineer, holds at least an AEC and ideally a Y4, and can show they have dealt with breakdowns without shore support. Electrical knowledge counts as much as mechanical. Former automotive, plant and Royal Navy engineers often do well. A deck background also helps on small boats, where everyone mucks in on arrivals and departures.
You progress through tickets and tonnage. Sole engineers work towards Y3 and Y2 while building sea time, and running a department looks good on a CV. The usual next step is second engineer on a 50m to 70m yacht to learn bigger systems, then chief engineer. Some stay sole engineer for years and move to bigger or better-run boats, because the independence and pay on a 40m suit them. Others move ashore into technical yacht management.
Skills captains look for
- Diesel engine maintenance
- Marine electrical fault-finding
- HVAC and refrigeration
- Watermaker and sewage systems
- Planned maintenance software
- Tender and outboard servicing
- Spares and budget control
A day aboardCharter day, 38m motor yacht, British Virgin Islands
Engine room rounds before the guests wake. Check the running generator, bilges, watermaker output and tank levels, then log the readings.
Fuel and check the tender, confirm the jet skis and Seabobs are charged, then run through the day's plan with the captain.
Crew breakfast in the mess while the guests eat on the aft deck.
Start the mains and move to a new anchorage off Norman Island. Help the deck crew with the anchor, then watch temperatures and pressures on passage.
The master cabin air conditioning stops cooling. Trace it to a tripped chilled water pump, reset it and clean a blocked sea strainer.
An hour off in the cabin while the guests are ashore for lunch.
Change a jet ski impeller, replace a failed underwater light driver and update the planned maintenance system.
Drive the tender to take guests ashore for dinner at Jost Van Dyke, then wait for the return run.
Final rounds, balance the generator load, check the alarm panel, then on call overnight with the alarm pager by the bunk.
Pay by yacht sizeMonthly, before tips. Estimates. Bars share one scale.
On charter yachts, tips usually run at 10-20% of the charter fee, split between the crew, and in a busy season they can add several thousand dollars a month. Expect 30-45 days' leave a year. True rotation is rare because a relief engineer has to be found and paid to cover you. See the Engineer salary guide for figures from live adverts.
Tickets and visas
Must have
- STCW Basic Safety Training
- ENG1 medical certificate
- MCA AEC 1 and 2
- MCA Y4 or higher, depending on tonnage and propulsion power
Gets you hired
- STCW PDSD
- Advanced Fire Fighting
- Engine manufacturer courses (MTU, Caterpillar, MAN)
- RYA Powerboat Level 2
- Refrigeration and air conditioning certificate
Visas
- US B1/B2
- Schengen visa if non-EU
Where it leadsA typical career path
Sole Engineer jobsOpen now on SuperyachtRoles.com
Questions crew ask
Can sole engineer be my first engineering job?
Sometimes, on boats under 30m with simple systems, if you come from a trade such as automotive or plant engineering. Most captains prefer someone who has done a season or two under a chief engineer first. With no one to ask at 02:00, experience matters.
Which certificate do I need?
An AEC is the starting point, and it can be enough on small yachts with low propulsion power. Most sole engineer jobs on 35m to 50m yachts ask for a Y4 or Y3, because the limits depend on tonnage and kilowatts. Check the yacht's safe manning document before you apply.
Am I on call all the time?
In practice, yes, while you are aboard. Alarms come to you, and so do guest complaints about cabin temperature or hot water. Good sole engineers prevent most callouts with careful maintenance, and a well-run boat lets you rest when the guests are ashore.
Will I have to work on deck as well?
On most yachts under 40m, yes. Expect to handle lines, drive the tender, help with washdowns and sometimes stand bridge watches. Captains value an engineer who joins in, and an RYA Powerboat Level 2 makes it easier.