Third Assistant Engineer

Responsible for operating and maintaining vessel propulsion plant and related auxiliary machinery, cargo handling systems, deck machinery and hotel systems onboard 'engineers'; may or may not actually have engineering degree, but addresses technical working of ship. Chevron USA - Marine is accepting online applications for the position of Third Assistant Engineer located on one of their US Flag fleet of vessels through May 31st, 2026, at 11:59 p.m. (PST).

Applicants must hold a current United States Coast Guard License (Motor vessels of any horsepower), Merchant Mariner Document, Passport, and Transportation Worker Identification Credential (TWIC).

The general guideline for vessel assignment length is 75 days for licensed officers. Vacation will accrue at 30 days for each 30 days of work.

• Handle engine department watch standing duties, including supervision and control of vessel’s machinery and equipment.
• Oversee the loading of engine department stores, bunkers and water.
• Ensure that all personnel working within the engine room comply with PPE requirements and supervisor’s safety instructions so that safe working practices are adhered to.
• Supervise and assist unlicensed personnel (machinist and utility).
• Responsible for routine maintenance and troubleshooting of engine room equipment, inspecting equipment for the need of preventive maintenance and determining requirements; conduct routine maintenance on a variety of systems, including pneumatics, hydraulics, mechanical and electrical.
• Perform any other marine related duties as required by STCW, ISM and ISPS conventions and Chevron operational procedures to ensure the safety of the vessel, its crew and cargo.
• Attend all required classes to maintain valid certificates of competency.
• Participate in and further company programs such as Behavior Based Safety, near miss reporting and Job Safety Analysis.

• One year service as a licensed engineer on vessels requiring unlimited horsepower.
• Working knowledge of USCG and international regulations such as MARPOL, SOLAS and ISGOTT.
• Minimum License and Endorsement Requirements:
• USCG Third Assistant Engineer of Motor Vessels of any horsepower.
• Merchant Mariners Document.
• Advanced Firefighting Certificate.
• Basic Safety Training.
• VPDSD.
• Tankerman endorsement.

• Physical and Functional capacity evaluation examination, including DOT drug testing.
• Background check.

Relocation will not be considered within Chevron parameters. Expatriate assignments will not be considered. Chevron regrets that it is unable to sponsor employment Visas or consider individuals on time-limited Visa status for this position.

The compensation for this role is listed on this posting in compliance with applicable law. The selected candidate’s compensation will be determined based on his or her skills, experience, and qualifications. The anticipated fixed salary for this position is $ U.S.

Chevron is an Equal Opportunity / affirmative Action employer. Qualified applicants will receive consideration for employment without regard to race, color, religious creed, sex (including pregnancy, childbirth, breast-feeding and related medical conditions), sexual orientation, gender identity, gender expression, national origin or ancestry, age, mental or physical disability (including medical condition), military or veteran status, political preference, marital status, citizenship, genetic information or other status protected by law or regulation.

We are committed to providing reasonable accommodations for qualified individuals with disabilities. If you need assistance or an accommodation, please email us at