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3Rd Assistant Engineer Jobs in Portland, OR (NOW HIRING)

American Cruise Lines

Third Mate

Saint Helens, OR · On-site

Third Mates work alongside Deckhands and Engineers completing watch standing, maintenance ... Ability to assist in the event of an on-board emergency by quickly climbing up a ladder, opening ...

American Cruise Lines

Third Mate

Saint Helens, OR

Third Mates work alongside Deckhands and Engineers completing watch standing, maintenance ... Ability to assist in the event of an on-board emergency by quickly climbing up a ladder, opening ...

Exyte Group

Process Controls Engineer

Sherwood, OR · On-site

$99K/yr

Provide technical support to customers * Assist with capital projects, including customer ... We are not currently accepting third-party agency candidates for this position. Any agency ...

Sunbelt Controls

Systems Software Engineer III

Vancouver, WA · On-site

$181K - $214K/yr

... to assist with the timely and successful completion of each project or pre-sales activities ... Participates and supports the final systems functional testing relative to standard, 3rd party ...

Sunbelt Controls

Systems Software Engineer III

Vancouver, WA · On-site

$181K - $214K/yr

... to assist with the timely and successful completion of each project or pre-sales activities ... Participates and supports the final systems functional testing relative to standard, 3rd party ...

Columbia River Nitrogen

PSM Engineer

Deer Island, OR · On-site

The PSM Engineer will assist the Plant with resolving, implementing and delegating the PSM ... AutoCAD experience a plus. * Competency in leading PHAs - Third part training program Core ...

WSP

Substation Project Engineer

Lake Oswego, OR · Hybrid

$101K - $129K/yr

Routinely assist with the research, design, concept development, and construction of transmission ... Review and advice on third-party design documents, procurement lists, and project plans. * Perform ...

Greenberry Industrial

Weld Engineer CWI

Vancouver, WA · On-site

$120K - $165K/yr

Review NDE requirements and assist with interpretation of UT, MT, PT, RT, and VT results. * Support ... Participate in customer audits, quality audits, and third-party reviews. * Exercise stop-work ...

WSP Global Inc.

Substation Project Engineer

Lake Oswego, OR · On-site

$85 - $110/hr

Routinely assist with the research, design, concept development, and construction of transmission ... Review and advice on third-party design documents, procurement lists, and project plans. * Perform ...

Greenberry Industrial

Weld Engineer CWI

Vancouver, WA · On-site

Review NDE requirements and assist with interpretation of UT, MT, PT, RT, and VT results. * Support ... Participate in customer audits, quality audits, and third-party reviews. * Exercise stop-work ...

Greenberry Industrial LLC

Weld Engineer CWI

Vancouver, WA · On-site

$120 - $165/hr

Review NDE requirements and assist with interpretation of UT, MT, PT, RT, and VT results. * Support ... Participate in customer audits, quality audits, and third-party reviews. * Exercise stop-work ...

WSP

Substation Project Engineer

Lake Oswego, OR · On-site

$101K - $129K/yr

Routinely assist with the research, design, concept development, and construction of transmission ... Review and advice on third-party design documents, procurement lists, and project plans. * Perform ...

Judge Group, Inc.

Quality Assurance Engineer

Tualatin, OR · On-site

$45 - $52/hr

Audits: Assist in internal and external audits related to incoming inspection and quality control ... third parties for marketing/promotional purposes. Reply STOP to opt out of receiving telephone ...

Leidos

Distribution Engineer

Vancouver, WA · On-site

Review work provided by Client and assess requirements of scopes. * Assist other technical staff ... 3rd party owners for joint-owned poles * Coordinate across multiple internal areas including ...

Leidos

Distribution Engineer

Vancouver, WA · On-site

$59K - $106K/yr

Review work provided by Client and assess requirements of scopes. * Assist other technical staff ... 3rd party owners for joint-owned poles * Coordinate across multiple internal areas including ...

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Showing results 1-20

All Jobs3Rd Engineer Jobs3Rd Assistant Engineer Jobs3Rd Assistant Engineer Jobs in Portland, OR

3Rd Assistant Engineer information

See Portland, OR salary details

$35K

$94.1K

$142.6K

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

As of Aug 22, 2026, the average yearly pay for 3rd assistant engineer in Portland, OR is $94,124.00, according to ZipRecruiter salary data. Most workers in this role earn between $74,800.00 and $110,800.00 per year, depending on experience, location, and employer.

What is a 3rd assistant engineer?

A 3rd Assistant Engineer, also known as a Third Engineer, is a licensed member of the engineering department on a merchant ship. They are responsible for maintaining and operating the ship’s machinery, including engines, pumps, and electrical systems under the supervision of senior engineers. Their duties often include performing scheduled maintenance, monitoring equipment performance, and responding to machinery emergencies. This role is typically an entry-level officer position for marine engineers who have completed relevant maritime training and certification.

What are the typical responsibilities of a 3rd assistant engineer during a voyage?

As a 3rd Assistant Engineer, your primary responsibilities include monitoring and maintaining the ship’s engine room machinery, assisting with routine inspections, and ensuring equipment is operating safely and efficiently. You’ll often be assigned to a specific watch, working closely with the engineering team to troubleshoot technical issues and carry out scheduled maintenance. This role also involves keeping detailed logs, supporting emergency drills, and collaborating with other departments to ensure smooth vessel operations. Adapting quickly to changing priorities and working in a team-oriented environment are essential for success in this position.

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

To thrive as a 3rd Assistant Engineer, you generally need a bachelor's degree in marine engineering or a related field, a valid U.S. Coast Guard (USCG) license, and a solid understanding of shipboard engineering systems. Familiarity with engine room operations, maintenance management systems, and safety protocols is crucial, along with any required STCW certifications. Strong problem-solving skills, attention to detail, and effective teamwork set outstanding candidates apart in this role. These competencies ensure the reliable operation and safety of ship machinery, supporting efficient vessel performance and regulatory compliance.

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

Aspect3Rd Assistant Engineer2Nd Assistant Engineer
Required CertificationsDiploma or equivalent in engineeringBachelor's degree in engineering or related field
Work EnvironmentAssisting in routine maintenance and operationsMore responsibilities in supervision and troubleshooting
Industry UsageCommonly used in shipping, manufacturing, and power plantsUsed in similar industries with increased responsibilities

The main difference between a 3Rd Assistant Engineer and a 2Nd Assistant Engineer lies in their level of responsibility and qualifications. The 3Rd Assistant Engineer typically holds a diploma and performs routine tasks, while the 2Nd Assistant Engineer usually has a bachelor's degree and handles more complex duties. Both roles are essential in engineering operations within industrial and shipping sectors, but the 2Nd Assistant Engineer has a higher level of responsibility and expertise.

How much do 3rd assistant engineers make?

The average salary for a 3rd Assistant Engineer typically ranges from $40,000 to $60,000 annually, depending on experience, location, and industry. Entry-level positions may start lower, while experienced engineers with certifications can earn higher wages, often supplemented by overtime and benefits.

What are popular job titles related to 3Rd Assistant Engineer jobs in Portland, OR?

For 3Rd Assistant Engineer jobs in Portland, OR, the most frequently searched job titles are:

What job categories do people searching 3Rd Assistant Engineer jobs in Portland, OR look for?

The top searched job categories for 3Rd Assistant Engineer jobs in Portland, OR are:

What cities near Portland, OR are hiring for 3Rd Assistant Engineer jobs?

Cities near Portland, OR with the most 3Rd Assistant Engineer job openings:

3Rd Assistant Engineer jobs near you
Infographic showing various 3Rd Assistant Engineer job openings in Portland, OR as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $94,124 per year, or $45.3 per hour.

Third Mate

American Cruise Lines

Saint Helens, OR • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 14 days ago

Job description

Third Mate
American Cruise Lines is seeking Third Mates for our growing fleet sailing unique itineraries along inland and coastal waterways of the East Coast, Pacific Northwest, Columbia-Snake Rivers, Great Lakes, and Mississippi-Ohio-Cumberland-Tennessee-Arkansas Rivers. Our U.S. flag ships are state-of-the art designed for safe operation and five-star service to 100-200 guests.
Third Mates are responsible for safe vessel and launch operations, adherence to company and regulatory standards, and representing the company as a professional leader and example. Our Third Mates are licensed mariners with basic maritime experience and keen interest in gaining experience in challenging U.S. coastal and river waterways. Our Third Mates are team-oriented, self-disciplined, and hands-on workers. Third Mates work alongside Deckhands and Engineers completing watch standing, maintenance, sanitation, and logistics tasks. Third Mates operate and maintain our 35ft-50ft certificated passenger launches. Our Third Mates are people-oriented professionals and meticulous officers, in service to our guests and as examples to our crews.
Third mates enjoy comfortable onboard accommodations and chef prepared meals. American Cruise Lines operates our own bridge simulator, enabling rigorous recurrent training and development focused on critical decision-making and advanced piloting skills. American Cruise Lines recruits and retains the best professional mariners in the industry.
At American Cruise Lines, we are driven by our values-Optimism, Commitment, Patriotism, and Merit. These values shape our culture, our service, and our people, guiding us as we work together to Share America's Story on the Finest American Ships.
Responsibilities:
  • Ensure safety and security of passengers, crew, and vessel.
  • Safe launch operations in compliance with company and regulatory standards.
  • Conduct daily inspections of all vessel spaces.
  • Standing helm, security, gangway watches in Deckhand rotation.
  • Execution of vessel cleaning, sanitation, maintenance, and logistics.
  • Standing piloting watches under instruction of Captain or Mate.
  • Assisting Engine Room Attendant with machinery and system maintenance.
  • Support hotel and culinary teams in delivering five-star guest service.
  • Maintain logs, reports, and administrative records.
  • Maintain exemplary professional grooming and uniform appearance

Work Schedule:
  • Typical March through November Cruise Season: 6 weeks on / 3 weeks off or 4 weeks on / 4 weeks off. Additional work periods may be possible during winter months aboard the few vessels operating or repositioning year-round.
  • This is a full-time, exempt position.

Qualifications:
  • U.S. Coast Guard Master's license: Masters 100T.
  • Transportation Worker Identification Credential (TWIC).
  • Piloting and Boat Handling experience on coastal and river waterways: minimum 6months, desired 1yr.
  • Self-disciplined work habits and personal grooming.
  • Good communication skills and team skills.
  • Pre-employment drug test and continual participation in random testing.
  • Ability to perform the essential functions of the job with or without accommodation.

Essential Functions:
  • Ships experience forces from wind, waves, and currents, prompting them to exhibit six distinct motions known as ship motions. The six motions are surge, sway, heave, roll, pitch, and yaw. This position requires the ability to live and satisfactorily perform job duties in an environment that is subject to constant motion.
  • Ability to work around 12 hours per day.
  • Ability to assist in the event of an on-board emergency by quickly climbing up a ladder, opening, and passing through a 20" diameter hatch.
  • Ability to stand for your entire shift.
  • Ability to frequently lift up to 20 lbs. and occasionally lift up to 50 lbs.
  • Ability to frequently bend, squat and reach.
  • Ability to live and work on board a vessel for extended periods of time.
  • Ability to use stairs frequently.

Compensation and Benefits:
  • Competitive daily rate.
  • Health, dental, vision, and 401(k) with match.
  • Access to advanced simulator-based training.
  • Covered Expenses: American Cruise Lines provides travel, room and board, uniforms, and training

Applicant Acknowledgment
By proceeding to apply for the above position, I acknowledge that I have read and understand the description of the job position for which I am applying, I agree that it accurately reflects the essential functions of the position, and I represent that I can complete the essential functions of the position.
Equal Opportunity Employer
American Cruise Lines is committed to providing equal employment opportunities for all employees and applicants. ‎American Cruise Lines bases all employment decisions on business needs, job requirements, and individual ‎qualifications without regard to protected characteristics, including, but not limited to, race, color, religion, sex (including pregnancy), national origin and citizenship, age (40 and over), disability (including perceived disability), generic information, military service, or any other protected characteristic under applicable federal, state, or local law. ‎This policy applies to all aspects of employment and employment decisions, including, but not limited to, ‎hiring, selection, job assignment, training, compensation, promotion, discipline, termination, and access ‎to benefits.‎
*Job sites across the nation.
This job description is not intended to be a comprehensive list of the duties and responsibilities of the position and such duties and responsibilities may change without notice.

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