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2Nd Class Operating Engineer Jobs in London, ON (NOW HIRING)

Greatario

Construction Foreman - London

London, ON · Remote

CA$40/hr

Operating power tools and equipment to assemble tank systems, including impact tools, torque ... Valid Class G driver's license or ability to get to crew meeting point * Comfortable with ...

Solenis

Industrial Millwright Mechanic

London, ON

Train and support operators in equipment setup and operation. * Follow ISO9001, GMP, and EH&S ... Robotic programming experience. * Knowledge of chemical handling procedures. * Basic computer ...

OSCO Construction Group

Millwright

Woodstock, ON

... of Technical Sales, Engineering, Project Management, Production and Field Services. We pride ... Ensure that safety policies, quality standards, and standard operating procedures are followed.

Ocean Capital Holdings

Millwright

Woodstock, ON

... of Technical Sales, Engineering, Project Management, Production and Field Services. We pride ... Ensure that safety policies, quality standards, and standard operating procedures are followed.

Starlim

Process Technician Team Leader

London, ON

Our proprietary, fully automated, world-class technologies and high quality products, combined with ... Leadership of applications engineering department to ensure the safe and efficient operation of ...

Starlimna

Process Technician Team Leader

London, ON · On-site

Our proprietary, fully automated, world-class technologies and high quality products, combined with ... Leadership of applications engineering department to ensure the safe and efficient operation of ...

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Showing results 41-47

All Jobs2Nd Class Operating Engineer Jobs2Nd Class Operating Engineer Jobs in London, ON

2Nd Class Operating Engineer information

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.

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 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.
2Nd Class Operating Engineer jobs near you
Infographic showing various 2Nd Class Operating Engineer job openings in London, ON as of August 2026, with employment types broken down into 1% As Needed, 69% Full Time, 29% Part Time, and 1% Contract. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution.

Construction Foreman - London

Greatario

London, ON • Remote

CA$40/hr

Full-time

Medical, Dental, PTO

Re-posted 9 days ago

Job description

Greatario is growing, and we’re looking for dedicated, safety-focused Construction Foremen to join our field construction team.

If you enjoy hands-on work, being part of a crew and building something that tangible and lasts, this could be the opportunity for you.


What you’ll be doing

  • Supervising and leading a field construction crew (typically 4 team members)
  • Working on active construction sites building municipal, industrial and agricultural liquid storage systems.
  • Operating power tools and equipment to assemble tank systems, including impact tools, torque wrenches and caulking equipment.
  • Implementation and enforcement of safety protocols
  • Supporting project timelines through reliable execution, teamwork and strong work ethic.
  • Communicates with project team on progress, issues and potential delays
  • Maintains administrative requirements i.e. timesheets, inspections
  • Assist with the coordination of labor, material and equipment needed for the project

What Makes a Great Fit

  • Ability to work within a team based environment focused on safety, productivity, quality and customer service.
  • Previous Supervisory experience in Construction
  • Effective time management skills, ability to work well under pressure
  • Valid Class G driver’s license or ability to get to crew meeting point
  • Comfortable with physically demanding work
  • Comfortable working outdoors for long periods of time in all types of weather
  • Desire to learn new skills
  • Previous equipment operation experience i.e. Telehandler, Skid steer, elevated work platform
  • Comfortable with travel
  • Understanding of both oral and written instructions
  • Eye for detail, precision and aesthetics – understanding of the importance of job cleanliness and organization
  • Leads by example, with a high level of integrity and professionalism

Why Join Greatario?

At Greatario, you’re no just joining a job, you’re joining a team that builds essential infrastructure across Canada.

Here’s what you can expect:

  • Competitive pay with strong earning potential
  • Company Vehicle
  • Paid vacation
  • Annual workwear reimbursement
  • Opportunities to learn, grow and advance your career
  • The pride of building infrastructure communities rely on everyday
  • A company that believes in supporting communities, not just building them

Compensation

  • Hourly wage commensurate with experience, starting wage is $40.00 an hour
  • Benefit plan including paid vacation time, medical & dental benefits, RRSP, meal expenses, travel costs and uniform payments
  • Extensive training including health & safety
  • Opportunities for advancement

This roles involves extensive travel to project sites across Canada, including overnight stays away from home depending on project requirements.  Because our work is project based, schedules can vary  from job to job.  We recognize the importance of work-life balance and strive to create schedules that can support both operation needs and time at home.

Ready to Build Something that lasts?

If you’re looking for meaningful hands-on work, strong team culture, and the opportunity to grow your career while building infrastructure that matters, we’d love to hear from you.

Interested applicants are asked to submit their resumes via the employment opportunities section on our website, www.greatario.com.  We would like to thank all who apply, however, only those candidates selected for an interview will be contacted. No phone calls please.

About Greatario

Greatario has been designing and building tanks, covers and mixing systems for municipal and industrial markets since 1986.  Leading edge technology, engineering support, specialized construction methods and innovative designs have allowed Greatario to become one of the largest field erected tank builders in Canada.

Our reputation has been built on the foundations of hundreds of successful installations.  Greatario supplies turnkey solutions working with consulting engineering firms and their clients.

Curious what it’s like to work at Greatario?

Visit our Careers page to explore our culture, benefits and current opportunities.

Greatario is committed to providing accommodation for applicants with disabilities; please let us know if you require accommodation during the recruitment process.