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4TH ENGINEER

The Fourth Engineer is a junior engineering officer responsible for assisting with the operation, maintenance, and repair of the vessel's machinery and engineering systems. Working under the guidance of senior engineers, the Fourth Engineer typically manages equipment such as air compressors, sewage treatment systems, purifiers, and other auxiliary machinery while standing engineering watches and carrying out planned maintenance tasks. This role provides valuable hands-on experience and serves as an important stepping stone toward more senior engineering positions within the engine department.

The Basics 

Salary Range

$3,500 – $7,000/month

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Entry Path

  • Complete Engine Cadet sea time.

  • Obtain OOW Engineering certification.

  • Join vessel as Fourth Engineer.

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Required Certifications

  • STCW

  • OOW Engineering CoC

  • Proficiency in Survival Craft

  • Seafarer's Medical Certificate

​

Typical Timeline

2–5 years from Engine Cadet

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Day in the Life

  • Maintain fuel systems

  • Monitor purifiers and pumps

  • Conduct engine room inspections

  • Assist with machinery maintenance

  • Keep engineering records

  • Participate in emergency drills

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Progression Ladder

Engine Cadet
↓
Fourth Engineer
↓
Third Engineer
↓
Second Engineer
↓
Chief Engineer

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