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Assistant 3Rd Class Marine Engineer Jobs (NOW HIRING)

Marine Mechanic I

Juneau, AK · On-site

$46 - $60/hr

... engineering staff. Essential Duties & Responsibilities Marine Mechanic I * Install, maintain and ... Lead, coach and assist junior team-members (Marine Mechanics II and III) with all job duties (oil ...

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Marine / Ocean Engineering * Related field * 5+ years in marine platform design or design review ... Experience reviewing vendor/third-party designs

Marine Mechanic I

Sitka, AK · On-site

$46 - $60/hr

... engineering staff. Essential Duties & Responsibilities Marine Mechanic I * Install, maintain and ... Lead, coach and assist junior team-members (Marine Mechanics II and III) with all job duties (oil ...

Responsibilities • Assist in the design, analysis, and integration of auxiliary machinery systems ... Marine Engineering, Mechanical Engineering, Naval Architecture, Ocean Engineering, or a related ...

MARINE OILER - 91546 Qualifications Candidates must possess one of the following issued by the United States Coast Guard: a valid Third Assistant Marine Engineer or higher license; or a valid ...

Marine Oiler

Manhattan, NY · On-site

$80K - $90K/yr

MARINE OILER - 91546 Qualifications Candidates must possess one of the following issued by the United States Coast Guard: a valid Third Assistant Marine Engineer or higher license; or a valid ...

MARINE OILER - 91546 Qualifications Candidates must possess one of the following issued by the United States Coast Guard: a valid Third Assistant Marine Engineer or higher license; or a valid ...

The DC 3rd Class Engineer is responsible for the safe and efficient operation and maintenance of all equipment at CMI's customer site in Washington, DC. Shift - Monday- Friday 2:00pm-10:00 Key Job ...

The DC 3rd Class Engineer is responsible for the safe and efficient operation and maintenance of all equipment at CMI's customer site in Washington, DC. Shift - Monday- Friday 2:00pm-10:00 Key Job ...

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Assistant 3Rd Class Marine Engineer information

See salary details

$33K

$88.8K

$134.5K

How much do assistant 3rd class marine engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for assistant 3rd class marine engineer in the United States is $88,754.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,500.00 and $104,500.00 per year, depending on experience, location, and employer.

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

AspectAssistant 3Rd Class Marine Engineer2Nd Class Marine Engineer
CertificationsBasic engineering certification, often a Marine Engineering Assistant licenseAdvanced certification, typically a 2nd Class Marine Engineer license
Work EnvironmentAssists in engine room operations, maintenance, and repairs under supervisionPerforms more complex engine maintenance and troubleshooting independently
ResponsibilitiesSupport engine room activities, monitor equipment, assist senior engineersOversee engine room operations, manage repairs, and ensure safety standards

The Assistant 3Rd Class Marine Engineer primarily supports engine room tasks under supervision, requiring basic certifications. In contrast, the 2Nd Class Marine Engineer holds more advanced licenses, performs complex maintenance independently, and has greater responsibilities in engine management. Both roles are essential in maritime engineering, with the 2Nd Class being a step above in qualifications and duties.

What is an assistant 3rd class marine engineer?

Assistant 3rd Class Marine Engineers are entry-level licensed officers responsible for maintaining and operating the mechanical and electrical systems aboard a ship, typically under the supervision of more senior engineers. Their duties often include monitoring machinery, performing routine maintenance, and assisting in repairs to ensure the vessel operates safely and efficiently. They play a crucial role in supporting the smooth functioning of the engine room and are essential to a ship's engineering team. To qualify for this position, individuals usually need to complete marine engineering training and obtain relevant certifications.

What are some common challenges faced by an assistant 3rd class marine engineer and how can they be managed?

Assistant 3rd Class Marine Engineers often encounter challenges such as adapting to the demanding schedules of watchkeeping, troubleshooting mechanical or electrical issues under time constraints, and working in confined engine room spaces. Effective time management, strong communication with senior engineers and crew, and staying updated with safety protocols are key to managing these challenges. Regular training and hands-on experience help build confidence and competence, enabling junior engineers to handle unexpected situations efficiently while ensuring smooth vessel operations.

What are the key skills and qualifications needed to thrive as an assistant 3rd class marine engineer, and why are they important?

To thrive as an Assistant 3rd Class Marine Engineer, you need a strong understanding of marine engineering fundamentals, mechanical systems, and compliance with maritime safety standards, typically supported by a relevant engineering degree and a 3rd Class Marine Engineer Certificate of Competency. Familiarity with shipboard machinery, engine room management systems, and maintenance tools is essential. Attention to detail, teamwork, and effective communication are crucial soft skills for ensuring safe and efficient vessel operations. These skills and qualities are important for maintaining vessel integrity, adhering to safety regulations, and supporting smooth shipboard operations.

What cities are hiring for Assistant 3Rd Class Marine Engineer jobs?

Cities with the most Assistant 3Rd Class Marine Engineer job openings:

What are the most commonly searched types of 3Rd Class Marine Engineer jobs?

The most popular types of 3Rd Class Marine Engineer jobs are:

Infographic showing various Assistant 3Rd Class Marine Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 67% Full Time, 31% Part Time, and 1% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $88,754 per year, or $42.7 per hour.

Naval Marine Engineer with Security Clearance

CACI

Washington, DC • On-site

Other

Medical, Retirement, PTO

Re-posted yesterday


Job description

Job Title: Naval Marine Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI is looking for an Engineer in support of the Navy, MSC, USCG or similar surface ship vessels. You will be working to solve and manage various technical problems in the area of Hull, Mechanical and Electrical (HM&E) systems in support of the Machinery and Systems Engineering Managers. This position does support a hybrid working environment (2-3 days of remote work) However, candidates must be local to the DMV area or willing to relocate. Responsibilities: * Development of marine auxiliary and piping systems, review and analyzing preliminary and functional design documentation and development of ship system specifications.
* Technical Analysis & Support: Review and analyze mechanical, electrical propulsion, and auxiliary/piping systems. Develop technical data packages to support vessel design, construction, and maintenance.
* Engineering Services: Provide comprehensive support in areas such as specification writing, system design, system modeling, mechanical calculations, outfitting design, marine drawings, record drawing updates, ship checks, and technical document preparation, all aligned with drawing standards and marine design best practices.
* Research and Development: Plan, design, develop, modify, and evaluate auxiliary systems, mechanical and electro-mechanical components, controls, engines, machines, and thermal hydraulic systems for naval vessels. Qualifications: Required: * U.S. Citizen and the a bility to obtain and maintain a Secret level clearance * Minimum of 5+ years of relevant experience
* BS in Mechanical, Marine, Aerospace, or Civil Engineering degree (or equivalent experience).
* Strong understanding of fundamental mechanical engineering concepts such as thermodynamics, fluid mechanics, and mechanics of materials.
* Ability to apply engineering principles to analyze and solve mechanical problems, with a keen attention to detail and a proactive approach to troubleshooting.
* In Depth Knowledge in theories and principles of science and mathematics to research and develop economical solutions to technical problems. Their work is the link between perceived social needs and commercial applications. Engineers design products, machinery, implement improved ways to extract, process, and use raw materials, such as petroleum and natural gas, develop new materials that both improve the performance of products and take advantage of advances in technology. Engineers analyze the impact of the products they develop or the systems they design on the environment and on the people using them.
* Proficient in DOD Testing Standards such as MIL-STD-810 related to shock and vibration.
* Experience with applicable codes and standards (ABS, NVR, OSHA, NFPA, etc.)
* Proficiency in AutoCAD or similar CAD soft ware, with the ability to draft detailed multi-view drawings of systems, machinery spaces, assemblies, and products.
* Ability to work effectively within interdisciplinary teams, sharing knowledge and collaborating to achieve engineering objectives while learning from others.
* Strong written and verbal communication skills to prepare technical reports, collaborate with team members, and present engineering solutions clearly.
* Experience with US Navy and/or US commercial ship design standards.
* Experience with Military Sealift Command (MSC) marine engineering practices.
* Proficiency in Microsoft Office applications including Word, Excel and Power Point Desired: * Shipboard and/or shipyard experience
* Experience with LPD Class ship * Experience with industry-standard engineering design and modeling soft ware, including AutoCAD, PIPE-FLO, Ship Constructor, NAVISWORKS, or similar tools for system design and analysis.
* NAVSEA 05 or Operational experience in Marine Systems (CIVMAR, USN, MM)
* Experience with Navy Surface Ships Main Propulsion Systems, HM&E System, Merchant Marine or Navy Experience.
* Active Secret Clearance - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The proposed salary range for this position is: $86,600 - $181,800 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.