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Third Assistant Engineer Jobs in Maine (NOW HIRING)

Collect and maintain Lessons Learned log and assist with the company continuous improvement effort ... and third-party clients 24/7 with tonnage quantities of oxygen, nitrogen and argon as well as ...

Completes assigned work within the schedule and number of hours provided. * Assist in the ... NOTICE TO THIRD-PARTY AGENCIES: HNTB does not accept unsolicited resumes from recruiters or ...

Senior Substation Electrical Engineer - Remote

Hallowell, ME ยท On-site +1

$106K - $138K/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 ...

Showing results 21-40

Third Assistant Engineer information

See Maine salary details

$32K

$85.9K

$130.2K

How much do third assistant engineer jobs pay per year?

As of Aug 20, 2026, the average yearly pay for third assistant engineer in Maine is $85,932.00, according to ZipRecruiter salary data. Most workers in this role earn between $68,300.00 and $101,200.00 per year, depending on experience, location, and employer.

What is a third assistant engineer?

A Third Assistant Engineer (3AE) is an entry-level licensed officer in a ship's engineering department. They are responsible for monitoring and maintaining various mechanical and electrical systems, including the engine room, boilers, pumps, and generators. They assist senior engineers in troubleshooting technical issues and ensuring the vessel's machinery operates efficiently and safely. The 3AE typically stands watch, performing routine inspections and responding to any mechanical alarms or malfunctions. This role is essential to the overall operational efficiency of the ship and requires mechanical expertise, problem-solving skills, and adherence to safety protocols.

What are the key skills and qualifications needed to thrive as a third assistant engineer?

To thrive as a Third Assistant Engineer, a solid background in marine engineering, mechanical systems, and an appropriate engineering license (such as STCW or USCG endorsement) are essential. Familiarity with engine room equipment, shipboard safety systems, and maintenance management software is typically required. Exceptional teamwork, communication, and a strong attention to detail help candidates stand out in this supportive engineering position. These skills ensure the safe, efficient operation of vessel machinery and contribute to smooth onboard collaboration and regulatory compliance.

What are the typical career advancement opportunities for a third assistant engineer?

As a Third Assistant Engineer, your role forms the foundation for advancing to more senior engineering positions on board, such as Second Assistant Engineer, First Assistant Engineer, and eventually Chief Engineer. Demonstrating reliability, technical competence, and leadership in this entry-level licensed role can lead to promotions as you gain more sea time, experience, and additional certifications. Many employers also provide training and mentorship programs to help engineers develop their skills and progress within maritime engineering. Advancement often comes with greater responsibilities, higher pay, and the opportunity to oversee larger engineering teams and more complex systems.

What are popular job titles related to Third Assistant Engineer jobs in Maine?

For Third Assistant Engineer jobs in Maine, the most frequently searched job titles are:

What job categories do people searching Third Assistant Engineer jobs in Maine look for?

The top searched job categories for Third Assistant Engineer jobs in Maine are:

What cities in Maine are hiring for Third Assistant Engineer jobs?

Cities in Maine with the most Third Assistant Engineer job openings:

Infographic showing various Third Assistant Engineer job openings in Maine as of August 2026, with employment types broken down into 85% Full Time, 11% Part Time, and 4% Contract. Highlights an 100% In-person job distribution, with an average salary of $85,932 per year, or $41.3 per hour.

VPSA Process Engineer

Misti Pett

South Paris, ME โ€ข On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 4 days ago


Job description

Nucor is North America's largest recycler and most diversified steel and steel products company. Since 1969, we've led the industry in developing innovative technologies for recycling scrap into high-quality steels that are all around us, from bridges and buildings to cars and appliances. Best Benefits in the Business: Yearly UIG specific KPI bonus in addition to Nucor profit sharing Paid Vacation Paid Holidays โ€“ 10 per year and 1 personal day Pro๏ฌt Sharing โ€“ 1x year payout that averages around 17% of your annual earnings Tuition Reimbursement - $5,250 year for teammates, $2,625 for spouses Scholarship Program โ€“ Every child of a Nucor teammate is eligible for $5,000 per year Parental Leave Low-cost medical, dental, vision after 30 days Company-paid life and disability insurance Company matching 401(k) plan Employee stock purchase plan โ€“ we match 10% of your purchase Go to https://nucor.com/careers#benefits to learn more! What You'll Do: UIG is currently seeking a VPSA Process Engineer. The Process Engineer will be primarily responsible for developing process engineering designs and specifications for UIG Vacuum Pressure Swing Adsorption (VPSA) projects and commercial proposals. The Process Engineer will also provide Process support for the start-up and ongoing operations of the VPSAs. Responsibilities include: Analyze costs and benefits of various process solutions and select optimum design cases for the system and the equipment. Perform process simulations and calculations, write process specifications, and provide accurate process data to support compressors, air chiller, adsorption systems, distillation columns, cold boxes, control valves, relief valves, manual valves, pumps, heat exchangers, tanks, pipeline measurement equipment, analyzers, silencers, cooling towers, and other air separation equipment components specifications and purchasing. Develop Process Flow Diagrams (PFDs), and Heat and Material Balances (H&MB). Participate in P&IDs development, HAZOP, plant commissioning and start-up, technical risk analysis, safety and environmental assessments and documentation, ASU troubleshooting and investigations. Ensure successful completion of assigned project phases on schedule and within budget. Review technical aspects of vendor equipment proposals. Review and check project specific drawings and data sheets to ensure compliance with design criteria and standards. Participate in the development and implementation of process performance test specification for air separation plants. Interface with customers and suppliers as required. Stay current with new process technologies. Keep current with state-of-the-art industrial gas tools, design practices, methods and concepts. Assist in development of department best practices, processes, procedures, tools, as well as standard specifications and data sheets. Collect and maintain Lessons Learned log and assist with the company continuous improvement effort. Provide process support for the start-up and ongoing operations of the VPSAs. Willingness to travel up to 20% Safety is the most important part of all jobs within Nucor; therefore, candidates must be able to demonstrate the ability to initiate, lead, and uphold safety policies, practices, procedures, and housekeeping standards at all times. Must Haves: B.S. in Chemical Engineering. Minimum five years of experience in the Vacuum Pressure Swing Adsorption industry. Experience in the development of Process Flow Diagram (PFDs) and Heat and Material Balances. Working knowledge of Process Equipment and Line Sizing, material selection and calculating Utility requirements. Excellent computer and Microsoft Office Software skills. Effective communication skills, both written and verbal, as well as effective problem-solving skills Nice to Have: Masterโ€™s degree in Chemical Engineering. 5+ years of experience in the Vacuum Pressure Swing Adsorption industry. Advanced Process Control experience. Foreign language capability: Spanish, Chinese Why UIG: Universal Industrial Gases, LLC. (UIG) is a wholly owned subsidiary of Nucor and a well-established, global engineer, constructor, supplier and operator of air separation plants and related equipment and services, based in Bethlehem, PA. UIG owns and operates production plants across the USA which supply both Nucor steel sites and third-party clients 24/7 with tonnage quantities of oxygen, nitrogen and argon as well as exporting liquid cryogenic products by road tanker.