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3Rd Class Engineer Jobs in Boston, MA (NOW HIRING)

Watch Engineer

Wellesley, MA · On-site

$46.83/hr

The watch engineer must have, and keep current, a Third-Class Engineers license issued by the State of Massachusetts. * Must have High school diploma or general education degree (GED) and (3) three ...

Watch Engineer

Wellesley, MA · On-site

$134.35/hr

The watch engineer must have, and keep current, a Third-Class Engineers license issued by the State of Massachusetts.Must have High school diploma or general education degree (GED) and (3) three ...

Holds and maintains a Massachusetts Third Class Engineers License * Minimum 5 years' experience operating gas turbines, high pressure boilers, steam turbines, and Heat Recover Steam Generators.

Holds and maintains a Massachusetts Third Class Engineers License * Minimum 5 years' experience operating gas turbines, high pressure boilers, steam turbines, and Heat Recover Steam Generators.

Third Way Health is dedicated to improving patient experiences in medical practices across the ... class concern in the development cycle. • Contribute to the design of our QA pipeline ...

Sr Manufacturing Engineer - 3rd Shift

Andover, MA · On-site

$92K - $126K/yr

With our three market leading businesses, world-class operations and investments in research and ... This is a 3rd Shift position with a 12% shift differential. Provide Operations Engineering support ...

Sr Manufacturing Engineer - 3rd Shift

Andover, MA · On-site

$92K - $126K/yr

With our three market leading businesses, world-class operations and investments in research and ... This is a 3rd Shift position with a 12% shift differential. Provide Operations Engineering support ...

With our three market leading businesses, world-class operations and investments in research and ... This is a 3rd Shift position with a 12% shift differential. Provide Operations Engineering support ...

With our three market leading businesses, world-class operations and investments in research and ... 3rd shift production floor of CCM High Mix area in a test engineering capacity. This includes, but ...

With our three market leading businesses, world-class operations and investments in research and ... 3rd shift production floor of CCM High Mix area in a test engineering capacity. This includes, but ...

With our three market leading businesses, world-class operations and investments in research and ... 3rd shift production floor of CCM High Mix area in a test engineering capacity. This includes, but ...

Showing results 41-60

3Rd Class Engineer information

See Boston, MA salary details

$13

$35

$52

How much do 3rd class engineer jobs pay per hour?

As of Aug 30, 2026, the average hourly pay for 3rd class engineer in Boston, MA is $35.79, according to ZipRecruiter salary data. Most workers in this role earn between $24.70 and $44.26 per hour, depending on experience, location, and employer.

What is a 3rd class engineer?

A 3rd Class Engineer, also known as a Third-Class Power Engineer, is a certified professional responsible for operating and maintaining industrial boilers, pressure vessels, and related equipment under the supervision of higher-class engineers. They work in settings such as power plants, manufacturing facilities, and heating plants to ensure safe and efficient operation of mechanical systems. To become a 3rd Class Engineer, individuals typically need to complete technical training, acquire hands-on experience, and pass a provincial or state certification exam. Their responsibilities include monitoring equipment, performing maintenance, troubleshooting issues, and adhering to safety regulations.

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

To thrive as a 3rd Class Engineer, you need a solid understanding of mechanical systems, thermodynamics, and safety protocols, usually backed by a 3rd Class Engineer’s certificate or license. Familiarity with boiler operation, HVAC systems, and digital monitoring tools is often required. Strong problem-solving abilities, attention to detail, and effective communication help you respond quickly to technical issues and work well in a team. These skills and qualifications ensure safe, efficient plant operations and compliance with regulatory standards.

What are some common challenges faced by 3rd class engineers in their day-to-day work?

3rd Class Engineers often encounter challenges such as balancing preventive maintenance with urgent repair tasks, adapting to new technologies in building systems, and ensuring compliance with safety regulations. They may also be required to work in shifts or on-call, which can affect work-life balance. Collaborating effectively with senior engineers, building management, and other maintenance staff is essential for resolving complex issues and maintaining smooth facility operations.

What cities near Boston, MA are hiring for 3Rd Class Engineer jobs?

Cities near Boston, MA with the most 3Rd Class Engineer job openings:

Infographic showing various 3Rd Class Engineer job openings in Boston, MA as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 95% In-person, and 5% Remote job distribution, with an average salary of $74,440 per year, or $35.8 per hour.

Watch Engineer

Wellesley, MA • On-site

Wellesley College
Colleges, Universities, and Professional Schools • 1 - 5K employees

$46.83/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 9 days ago


Job description

Please carefully read the following instructions before beginning your application.

Please complete any desired updates to your Job Profile in advance of completing and submitting your application. If completed prior to applying, this information will populate the application sections below (Job History, Education, Languages, and Skills). You will be asked to upload a copy of your resume and cover letter in the Resume / Cover Letter section.A resume and cover letter is required to apply; updating your job profile is optional.Once your application has been submitted, you will not be able to return later to add or change documents.

Job Posting Title

Watch Engineer

Job Description Summary

Union

Job Description

The Watch Engineer maintains and operates all mechanical equipment in the boiler plant, chill plant and the cogeneration peaker plant. They are responsible for the safe, efficient, clean and reliable operation for all power plant equipment. This position must ensure compliance with state and federal regulations regarding the operation of the power plant.

DUTIES AND RESPONSIBILITIES:

The duties and responsibilities include but are not limited to the following, other duties may be assigned:

  • Must have knowledge and experience of the operation of the chill water plant equipment, primarily electrical centrifugal chillers, cooling towers and associated equipment.

  • Must have knowledge of the operation of all boiler room equipment, such as: high pressure steam boilers, pumps, heat exchangers, air compressors, water treatment systems, fans, motors and associated equipment.

  • Familiar with the operation of a gas fired cogeneration peaker plant, such as starting, stopping and synchronizing. A general knowledge of the production of AC electricity, such as: voltage, amperage, excitation and power factor.

  • Must conduct hourly and daily written readings if power plant equipment observing temperatures, pressures and flows to ensure proper operating conditions.

  • Must be able to test and record water treatment for boilers feed water, condensate return, closed hot water and glycol loops and cooling tower water per the plant's guidelines.

  • Must be able to operate all equipment in an efficient manner to ensure optimum operating conditions under varying circumstances.

  • Ability to establish and maintain positive and cooperative working relationships with those contacted in the course of work at all levels, with a focus on quality service to students, internal staff and external customers.

  • The employee must be able to work with chemicals, oils and greases in the operation and maintenance of the power plant.

  • The watch engineer needs to be able to and feel comfortable working in areas considered confined spaces.

  • Since the power plant is a 24x7x365 operation, all personnel within the power plant may be required to work unusual hours, weekends and holidays to cover the various watches and perform maintenance as directed by the Chief Engineer or designee.

MINIMUM QUALIFICATIONS:

  • The watch engineer must have, and keep current, a Third-Class Engineers license issued by the State of Massachusetts.

  • Must have High school diploma or general education degree (GED) and (3) three years of experience in a power plant setting.

  • A valid driver's license is a condition of initial and continued employment. Operate assigned equipment and vehicle.

  • Experience in the generation of electricity is preferred.

  • Ability to read and interpret documents such as safety rules and electrical diagrams, operating and maintenance instructions, and procedure manuals.

  • Ability to write routine reports and correspondence. Ability to speak English. Understand and follow oral and written instructions. Communicate clearly and concisely and be able to relay instructions and directions to others.

  • The employee must regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 70 pounds and possibly 100 pounds.

Candidates must be legally authorized to work in the United States without employer's sponsorship now or in the future.

This position has been classified as essential personnel. In the event of inclement weather or other emergency conditions that require the College to close, you are expected to report to work if you are scheduled to work that day, in accordance with Article 8.1.f of the Independent Service and Maintenance Union contract.

Position Details:

Days Off: Monday & Tuesday

Days/Hrs: Wednesday - Sunday (7:00am - 3:30 pm)

Salary:

The pay rate for this role is $46.83 per hourset forth by the IMSEUA CBA contract

Company Description and Benefits

Wellesley's mission is to provide an excellent liberal arts education to women who will make a difference in the world. We advance our mission by working together as a community-faculty, students, staff, and alumnae.

Embark on a fulfilling career journey at Wellesley College, where we prioritize your well-being and professional growth. As a valued member of our team, you'll enjoy a comprehensive array of benefits and resources designed to enhance both your work-life balance and long-term success.

  • Competitive Compensation: Earn competitive wages with regularly scheduled increases, recognizing your commitment and dedication to providing outstanding service.

  • Exceptional Benefits Package: Access a comprehensive benefits package, including health, dental, vision and retirement benefits as well as life insurance, disability coverage, and more to safeguard your health and that of your loved ones.

  • Commuting and Transportation: Enjoy the convenience of free parking on our picturesque campus, easily accessible from major roadways. We are easily accessible via the MBTA commuter rail

  • Time Off: Take advantage of paid vacations, sick time, and holidays, allowing you to maintain a healthy work-life balance.

  • Retirement Savings: Plan for your future with our retirement savings plan, including contributions from Wellesley College.

  • Professional Development: Enhance your skills and explore growth opportunities through continuing training and pathways for promotion within our supportive environment.

  • Tuition and Education Benefits: Invest in your education with tuition benefits, and access resources to navigate student loan forgiveness, reinforcing our commitment to your ongoing learning.

  • Campus Privileges: Enjoy free use of our state-of-the-art athletic and fitness facilities with onsite fitness classes, Library resources, and seize opportunities to attend diverse campus events that contribute to a vibrant community.

Apply today and take your first step toward a rewarding career with Wellesley College - where your unique strengths and success are celebrated as part of our shared commitment to inclusivity!

Worker Sub-Type

Union

Time Type

Full time

EEO Statement

At Wellesley, we embrace and honor difference and diversity. We believe the best ideas-the best solutions-draw on a range of voices, perspectives, and experiences. As a college, and as a community, we are dedicated to assuring that all members of the Wellesley community have an equal opportunity to flourish.

Wellesley College is an Equal Opportunity Employer and prohibits discrimination against qualified individuals in hiring and advancement based on any legally protected status. Candidates who believe they can contribute to the College community are encouraged to apply.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.