
OILER
An Oiler is a skilled engine room rating responsible for assisting engineering officers with the operation, maintenance, and upkeep of the vessel's machinery and equipment. Working as part of the engine department, Oilers carry out routine inspections, lubrication tasks, machinery maintenance, watchkeeping duties, and support repairs throughout the engine room. Their hands-on experience and practical knowledge play an important role in ensuring the vessel's machinery remains reliable, efficient, and safe during operations at sea.
The Basics
Salary Range
$2,000 – $5,500/month
Entry Path
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Gain sea service as a Wiper.
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Complete Engine Room Watch Rating requirements.
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Demonstrate machinery maintenance competence.
Required Certifications
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STCW
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Rating Forming Part of an Engineering Watch (RFPEW)
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Seafarer's Medical Certificate
Typical Timeline
1–5 years from Wiper
Day in the Life
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Lubricate machinery
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Conduct engine room rounds
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Monitor equipment performance
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Assist engineers with maintenance
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Record machinery readings
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Participate in repairs
Progression Ladder
Wiper
↓
Motorman / Oiler
↓
Engine Cadet Route (additional qualifications)
↓
Fourth Engineer