1

2Nd Class Operating Engineer Jobs (NOW HIRING)

Preferred: 3 years of experience with operating engineer/hospital maintenance. (NOEH) LICENSES AND CERTIFICATIONS * Certification Name: Second Class Air Conditioning * Required * Issuer: City of New ...

The Windsor Court is seeking a skilled 2nd-class Engineer to join our team. The ideal candidate will be responsible for responding to all repair calls from guests and other departments with priority ...

Preferred: 3 years of experience with operating engineer/hospital maintenance. (NOEH) LICENSES AND CERTIFICATIONS * Certification Name: Second Class Air Conditioning * Required * Issuer: City of New ...

The Windsor Court is seeking a skilled 2nd-class Engineer to join our team. The ideal candidate will be responsible for responding to all repair calls from guests and other departments with priority ...

Engineer 2nd class

New Orleans, LA ยท On-site

$52 - $78/hr

Preferred: 3 years of experience with operating engineer/hospital maintenance. (NOEH) LICENSES AND CERTIFICATIONS * Certification Name: Second Class Air Conditioning Required Issuer: City of New ...

New

Be Seen First

We are seeking an Engineer 2nd Class to perform a variety of work in the Central Plant and to repair buildings, facilities, and equipment on 2nd shift, 3:00PM - 11PM. Responsibilities: * Operates and ...

Operating Engineer

Arlington, VA ยท On-site

$80K - $108K/yr

The Operating Engineer will serve as a senior-level licensed professional responsible for the ... Higher-class engineering license (2nd Class or 1st Class Boiler Engineer license) * EPA Universal ...

Second Class Operating Engineer license, technical certifications or trade school training is preferred * 2-5 years of hotel or facilities maintenance experience is required * Luxury hotel experience ...

Operating Engineer

Arlington, VA ยท On-site

$80K - $108K/yr

The Operating Engineer will serve as a senior-level licensed professional responsible for the ... Higher-class engineering license (2nd Class or 1st Class Boiler Engineer license) * EPA Universal ...

Operating Engineer

Arlington, VA ยท On-site

$70 - $90/hr

The Operating Engineer will serve as a senior-level licensed professional responsible for the ... Higher-class engineering license (2nd Class or 1st Class Boiler Engineer license) * Experience with ...

New

Operating Engineer

Arlington, VA ยท On-site

$85K - $120K/yr

The Operating Engineer will serve as a senior-level licensed professional responsible for the ... Higher-class engineering license (2nd Class or 1st Class Boiler Engineer license) * EPA Universal ...

Second Class Operating Engineer license, technical certifications or trade school training is preferred * 2-5 years of hotel or facilities maintenance experience is required * Luxury hotel experience ...

Showing results 21-40

2Nd Class Operating Engineer information

See salary details

$79.5K

$137.5K

$186.5K

How much do 2nd class operating engineer jobs pay per year?

As of Sep 4, 2026, the average yearly pay for 2nd class operating engineer in the United States is $137,500.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $185,000.00 per year, depending on experience, location, and employer.

What is a 2nd class operating engineer?

A 2nd Class Operating Engineer is a professional responsible for operating, maintaining, and troubleshooting boilers, refrigeration, and other mechanical systems in buildings or industrial settings. They hold a 2nd Class certification, which allows them to manage equipment of a certain size and complexity, often under regulatory requirements. Their duties may include monitoring system performance, performing routine maintenance, keeping records, and ensuring safety procedures are followed. These engineers commonly work in facilities such as hospitals, schools, factories, or power plants. Advancement to higher classes may require additional training and experience.

What are the key skills and qualifications needed to thrive as a 2nd class operating engineer?

To thrive as a 2nd Class Operating Engineer, you need a solid understanding of mechanical systems, boiler operation, and relevant safety regulations, typically supported by a 2nd Class Operating Engineer certification. Familiarity with building automation systems, HVAC controls, and maintenance management software is commonly required. Strong problem-solving abilities, attention to detail, and effective communication skills help engineers respond to emergencies and collaborate with maintenance teams. These skills are crucial for ensuring the safe, efficient, and reliable operation of critical building systems.

What are some typical challenges faced by a 2nd class operating engineer, and how can they be addressed?

2nd Class Operating Engineers often encounter challenges such as maintaining complex mechanical systems under time constraints, managing unexpected equipment failures, and ensuring compliance with strict safety regulations. These challenges can be addressed by staying current with preventive maintenance schedules, participating in ongoing technical training, and fostering clear communication with other engineering staff and building managers. Being proactive and detail-oriented helps minimize downtime and ensures a safe, efficient work environment.

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

Aspect2Nd Class Operating Engineer3Rd Class Operating Engineer
CredentialsRequires a 2nd Class license, often with additional experienceRequires a 3rd Class license, usually with less experience
Work EnvironmentOperates and maintains HVAC, boilers, and mechanical systems in buildingsPerforms similar tasks but under supervision or with limited responsibilities
Employer & IndustryCommonly employed in commercial, industrial, and institutional facilitiesTypically found in similar settings, often as entry-level or apprentice roles

The main difference between a 2Nd Class Operating Engineer and a 3Rd Class Operating Engineer lies in licensing requirements and level of responsibility. A 2Nd Class license allows for more independent operation and maintenance of complex systems, while a 3Rd Class license is often an entry-level certification with limited duties. Both roles are essential in maintaining building systems, but the 2Nd Class Operating Engineer has a broader scope of work and greater autonomy.

Is a 2nd Class Operating Engineer hard to get into?

Becoming a 2nd Class Operating Engineer requires completing a training program, gaining relevant work experience, and passing licensing exams. The process can be competitive and involves demonstrating technical skills and knowledge of equipment and safety protocols.
More about 2Nd Class Operating Engineer jobs

What cities are hiring for 2Nd Class Operating Engineer jobs?

Cities with the most 2Nd Class Operating Engineer job openings:

What states have the most 2Nd Class Operating Engineer jobs?

States with the most job openings for 2Nd Class Operating Engineer jobs include:

Infographic showing various 2Nd Class Operating Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 61% Full Time, 37% Part Time, and 1% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $137,500 per year, or $66.1 per hour.

Operating Engineer - (1st or 2nd Class Engineer License)

MENTOR Technical Group Corporation

Boston, MA โ€ข On-site

$70 - $85/hr

Other

PTO

Posted 3 days ago

New


Job description

Boston, MA - Full Time

Mentor Technical Group (MTG) provides a comprehensive portfolio of technical support and solutions for the FDA-regulated industry. As a world leader in life science engineering and technical solutions, MTG has the knowledge and experience to ensure compliance with pharmaceutical, biotechnology, and medical device safety and efficacy guidelines. With offices in Caguas, PR, Boston, MA & San Francisco, CA and we serve life sciences clients in six global markets: United States, Puerto Rico, Dominican Republic, Mexico, Germany, Canada, and South America.

Essential Functions:

  • Operate, maintain, troubleshoot, repair, and conduct all required periodic and preventive maintenance on all engine room equipment to include, but not limited to, boilers, chillers, pumps, electric motors, water softeners, electric generators, and hot water generators. Keep and maintain accurate operation records.
  • Record and report completed repairs and items that require further attention.
  • Standard shift is 6:00 AM to 2:00 PM; however, flexibility to work other shifts is required to support coverage during planned PTO or unforeseen circumstances.

Education Requirements:

  • Must have Stationary Engineer License or Commonwealth of Massachusetts 1st or 2nd Class Engineer License.
  • Control room experience (BAS, BMS) preferred
  • Must have or willing to obtain a Massachusetts Wastewater Operator Grade I license.

Experience Requirements:

  • 5-9 years of experience in the utility's operation and/or maintenance is required.
  • Previous experience working within the Pharmaceutical, Biotechnology, Medical Device, Food and Beverage, and Healthcare industries with thorough working knowledge of cGMPs are preferred.
  • Must be willing to work any and all shifts.

Mentor Technical Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, protected veteran status, disability status, or any other characteristic protected by law.

#J-18808-Ljbffr