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Marine Engineer 3Rd Engineer Jobs (NOW HIRING)

Ocean Atomics LLC

Principal Marine Engineer

$185K - $235K/yr

Role Summary The Principal Marine Engineer serves as the technical authority for marine engineering across Ocean Atomics' standardized nuclear electric plant and the vessels built to our nuclear ...

GFT.

Marine Engineer

Baltimore, MD · On-site

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

GFT.

Marine Engineer

Owings Mills, MD

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

GFT.

Marine Engineer

Virginia Beach, VA · On-site

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

GFT.

Marine Engineer

Newport News, VA

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

GFT.

Marine Engineer

Baltimore, MD · On-site

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

Boyd Gaming

Marine Engineer

Michigan City, IN · On-site

Five years of experience in a Marine Engineer or equivalent position. * High school diploma or equivalent required. Additional Information Boyd Gaming is proud to be an Equal Opportunity Employer and ...

GFT.

Marine Engineer

Washington, DC

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

GFT.

Marine Engineer

Richmond, VA

$115K - $150K/yr

... marine structures (preferable). * Professional Engineer (P.E.) licensure, Maryland License ... Unsolicited resumes from third party agencies will be considered the property GFT. Location:

Downtown Boulder Partnership

Job Summary Marine Engineer position at System One in Lithia, FL. We are seeking a dedicated and skilled Marine Engineer with a minimum of 3 years of experience to join an exciting engineering and ...

ICI Services Corporation

Senior Marine Engineer

Washington, DC · On-site

$118K - $162K/yr

Senior Marine Engineer - Position Description Join a team that's shaping the future of Navy support. ICI Services -a 100% employee-owned company proudly celebrating 26 years of excellence -is seeking ...

ICI Services

Senior Marine Engineer

Washington, DC · Hybrid

$118K - $162K/yr

The candidate must hold a degree in engineering with Naval or Marine focuses preferred. This position will be hybrid in the Washington D.C. metropolitan area. * Conduct technical efforts including ...

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Marine Engineer 3rd Engineer information

What is a Marine Engineer 3rd Engineer?

A Marine Engineer 3rd Engineer is a licensed officer responsible for operating and maintaining the machinery and systems aboard a ship. They typically report to the 2nd Engineer and are tasked with routine maintenance, inspections, and troubleshooting of engines, generators, pumps, and other mechanical equipment. The 3rd Engineer ensures all equipment runs safely and efficiently, assists with repairs, and keeps detailed records of maintenance activities. This role is essential to the smooth and safe operation of a vessel's engine room.

What are some common challenges faced by a Marine Engineer 3rd Engineer during a typical voyage?

Marine Engineer 3rd Engineers often face the challenge of maintaining and troubleshooting machinery under unpredictable sea conditions. They are responsible for routine inspections, managing fuel systems, and ensuring auxiliary engines run smoothly. Unexpected equipment failures or emergencies require quick thinking and effective teamwork with senior engineers and deck officers. Adapting to long periods at sea and working within a multicultural crew environment are also common aspects of the role.

What are the key skills and qualifications needed to thrive as a Marine Engineer 3rd Engineer, and why are they important?

To thrive as a Marine Engineer 3rd Engineer, you need a solid background in marine engineering principles, a relevant engineering degree, and a valid STCW (Standards of Training, Certification, and Watchkeeping) certificate. Familiarity with engine room operations, maintenance management systems, and diagnostic tools is critical. Strong problem-solving skills, teamwork, and attention to detail are vital soft skills in this position. These abilities ensure the safe, efficient, and compliant operation of a vessel’s machinery, which is essential for the overall safety and performance of maritime operations.

What is the difference between Marine Engineer 3Rd Engineer vs 2Nd Engineer?

AspectMarine Engineer 3Rd Engineer2Nd Engineer
CertificationsSTCW Basic Safety, Engine Room CertificationsSame as 3rd Engineer, plus additional experience
Work EnvironmentEngine room, maintenance, safety checksEngine room, supervising 3rd Engineers, maintenance
ResponsibilitiesAssist in engine maintenance, safety drillsOversee engine room operations, coordinate repairs

The Marine Engineer 3Rd Engineer and 2Nd Engineer roles share similar certifications and work environments. The 2Nd Engineer typically has more experience and takes on greater responsibilities, overseeing the work of 3rd Engineers and managing engine room operations. Both roles are essential in maintaining vessel engine systems, but the 2Nd Engineer holds a higher position with increased supervisory duties.

What are popular job titles related to Marine Engineer 3Rd Engineer jobs?

For Marine Engineer 3Rd Engineer jobs, the most frequently searched job titles are:

Infographic showing various Marine Engineer 3Rd Engineer job openings in the United States as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution.

PA, Philadelphia - Marine Engineer II

Fort Washington, PA • On-site

QED SYSTEMS, INC.
See more jobs at QED SYSTEMS, INC.external

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Q.E.D. SYSTEMS, INC., a local Marine Engineering firm has immediate full-time positions available for recent U.S. Maritime Academy Marine Engineers to provide US Navy HM&E system support and alterations services.
Job Requirements/skill sets: Have a basic understanding of US Navy Hull, Mechanical and Electrical Systems (HM&E), Electronics Systems, Combat Systems or marine systems. Duties include:
  • Supporting Navy system redesign and shipboard alterations and installations
  • Supporting Navy fleet support and in-service engineering
  • Conduct Navy vessel ship checks
  • Willingness to travel up to 20% of the time
  • All other duties as assigned.

Education Requirements:
  • BS degree in Marine, Mechanical, or Electrical Engineering, or related engineering degree from a U.S. Maritime Academy
  • US Coast Guard Merchant Mariner Credential desired but not required

Security Clearance:
Candidate will currently possess or be able to obtain at a minimum a Secret Government security clearance. Drug screening is required before hiring.
EOE, including disability/vets : QED is an equal opportunity employer.

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