Gas Engineer Jobs
No open Gas Engineer vacancies right now
No open Gas Engineer vacancies right now
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- Third Engineer1 vacancy
- Second Engineer1 vacancy
About the role
Gas Engineer works in the engine department on gas carriers such as LNG and LPG ships. They maintain and operate cargo compressors, reliquefaction plant, gas detection systems, and cargo pumps. They report to the Chief Engineer or Second Engineer. They coordinate with deck officers during cargo operations. Gas Engineers work mainly on LPG carriers, LNG carriers, and ships using gas as fuel. They must hold an engineer officer certificate plus gas tanker training. They may supervise engine ratings when working on cargo or fuel gas equipment.
Duties on board
- Operate cargo compressors and reliquefaction plant on gas carriers.
- Maintain cargo pumps, valves, and gas detection systems.
- Test emergency shutdown and gas alarm systems before cargo operations.
- Prepare gas cargo machinery for loading and unloading.
- Monitor cargo tank pressure and temperature during the voyage.
- Assist with bunkering of LNG fuel on gas-fuelled ships.
- Keep maintenance records for cargo and fuel gas equipment.
- Coordinate with deck officers during cargo handling.
- Supervise engine ratings working on gas equipment.
- Follow enclosed space entry and gas hazardous area procedures.
Requirements
| Document | Convention | Note |
|---|---|---|
| Certificate of Competency (CoC) as officer in charge of an engineering watch | STCW III/1 | Every officer in charge of an engineering watch on a seagoing ship with main propulsion machinery of 750 kW or more must hold a certificate of competency. |
| Basic training for liquefied gas tanker cargo operations | STCW V/1-2 | Officers and ratings with specific duties related to cargo or cargo equipment on liquefied gas tankers must hold a certificate in basic training for liquefied gas tanker cargo operations. |
| Advanced training for liquefied gas tanker cargo operations | STCW V/1-2 | Masters, chief engineer officers, chief mates, second engineer officers and anyone with immediate responsibility for cargo operations on liquefied gas tankers must hold a certificate in advanced training for liquefied gas tanker cargo operations. |
| Basic Safety Training (BST) | STCW VI/1 | Seafarers must receive safety familiarization and basic training or instruction in line with section A-VI/1 of the STCW Code. |
Sea service
For the engineer CoC: 12 months in an approved training programme documented in a training record book, or 36 months including 30 months in the engine department; at least six months of engine-room watchkeeping under supervision. For basic gas tanker training: at least three months on gas tankers or an approved course.
Medical fitness
Seafarers may not work on a ship unless they are certified as medically fit to perform their duties. A medical certificate is valid for a maximum of two years, or one year if under 18. A colour vision certificate is valid for a maximum of six years.
Documents
- Passport
- Seaman's book (CDC)
- Certificate of Competency (CoC)
- Certificate of Proficiency (CoP) for gas tanker training
- Medical certificate
- Visas when the voyage needs them
Career path
Comes from: Third Engineer
Next step: Second Engineer, Chief Engineer
Gas Engineer: questions and answers
What certificate do I need to work as a Gas Engineer?
You need an engineer officer certificate under STCW III/1. You also need basic training for liquefied gas tanker cargo operations under STCW V/1-2. If you have immediate responsibility for cargo operations, you need advanced training for liquefied gas tanker cargo operations.
Do Gas Engineers work on watch?
Gas Engineers usually work on cargo and fuel gas systems. Some may also hold an engineering watch officer certificate and keep engine-room watches. Their main work is with cargo compressors, reliquefaction plant and gas detection systems.
What ship types employ Gas Engineers?
Gas Engineers work mainly on LPG carriers, LNG carriers, and ships that use gas as fuel. They may also work on FSRU units and other gas-related vessels.
How do I become a Gas Engineer?
Complete approved education and training for an engineer officer under STCW III/1. Get sea service as an engineer watch officer. Then complete a basic gas tanker training course or get three months of approved seagoing service on liquefied gas tankers.
Do I need a medical certificate?
Yes. Seafarers may not work on a ship without a valid medical certificate. For most seafarers, the medical certificate is valid for a maximum of two years. For seafarers under 18, it is valid for one year.
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Sources
- ILO, Maritime Labour Convention, 2006 (MLC, 2006)
- IMO, STCW/CONF.2/33 (1 July 2010), Resolution 1: The Manila Amendments to the annex to the STCW Convention
Checked against the official texts on 26 Oct 2026.