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Boiler Operator Apprentice Jobs in California (NOW HIRING)

LLNL

Boiler & Pressure System Mechanic II

Livermore, CA · On-site

$50.47 - $61.34/hr

... related operating systems, and utilities ofLLNL plant andresearch facilities. You will work ... Completion of an apprenticeship training program and/or significant equivalent journey- to advanced ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

Riverside, CA

$31.32 - $65.49/hr

Maintain daily operations of boilers. * Complete daily checks and maintain necessary operating ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

Grover Beach, CA · On-site

$21.25 - $64.37/hr

Maintain daily operations of boilers. * Complete daily checks and maintain necessary operating ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

El Cajon, CA

$31.32 - $65.49/hr

Maintain daily operations of boilers. * Complete daily checks and maintain necessary operating ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

Bakersfield, CA · On-site

$29.31 - $56.18/hr

Maintain daily operations of boilers. * Complete daily checks and maintain necessary operating ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

Chino, CA

$31.32 - $65.49/hr

Maintain daily operations of boilers. * Complete daily checks and maintain necessary operating ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

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Boiler Operator Apprentice information

What are Boiler Operator Apprentices?

Boiler Operator Apprentices are individuals in training to become certified boiler operators. They work under the supervision of experienced boiler operators or engineers to learn how to operate, maintain, and repair boilers and related equipment. Apprenticeships typically combine classroom instruction with hands-on experience, allowing apprentices to develop practical skills and knowledge about safety procedures, regulations, and troubleshooting. Upon completion of the apprenticeship, individuals may be eligible to take licensing exams and work independently as boiler operators.

What are some typical challenges Boiler Operator Apprentices face during their training period?

Boiler Operator Apprentices often encounter challenges such as adapting to irregular work hours, mastering safety protocols, and learning to troubleshoot mechanical and electrical issues under supervision. The role requires close attention to detail when monitoring gauges, controls, and systems, which can be demanding for newcomers. Apprentices are also expected to quickly learn industry regulations and maintenance procedures while collaborating with experienced operators and maintenance teams, making strong communication skills essential for success.

What is the difference between Boiler Operator Apprentice vs Boiler Operator?

AspectBoiler Operator ApprenticeBoiler Operator
CredentialsTypically in training, may require a high school diploma or equivalentRequires relevant certifications or licenses, such as a boiler operator license
Work EnvironmentTraining environment, often supervised, working in industrial or power plant settingsFull responsibility for operating and maintaining boilers in industrial, power, or manufacturing facilities
Job ResponsibilitiesLearning and assisting with boiler operations, maintenance, and safety proceduresManaging boiler operations, troubleshooting, and ensuring safety compliance

The main difference is that a Boiler Operator Apprentice is in training and gaining experience, while a Boiler Operator has completed training and holds full operational responsibilities. Apprenticeship prepares individuals for a career as a licensed Boiler Operator.

What are the key skills and qualifications needed to thrive as a Boiler Operator Apprentice, and why are they important?

To thrive as a Boiler Operator Apprentice, you need a basic understanding of mechanical systems, safety protocols, and high school-level math and science, often supported by a diploma or GED. Familiarity with boiler monitoring systems, hand tools, and safety certifications like OSHA are typically required. Strong attention to detail, problem-solving abilities, and a willingness to learn make candidates stand out in this role. These skills are crucial to ensuring safe, efficient operation and maintenance of boiler systems, preventing accidents and costly downtime.
What are the most commonly searched types of Boiler Operator jobs in California? The most popular types of Boiler Operator jobs in California are:
What are popular job titles related to Boiler Operator Apprentice jobs in California? For Boiler Operator Apprentice jobs in California, the most frequently searched job titles are:
What job categories do people searching Boiler Operator Apprentice jobs in California look for? The top searched job categories for Boiler Operator Apprentice jobs in California are:
What cities in California are hiring for Boiler Operator Apprentice jobs? Cities in California with the most Boiler Operator Apprentice job openings:
Boiler Operator Apprentice jobs near you
Infographic showing various Boiler Operator Apprentice job openings in California as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.
Commercial HVAC Boiler Technician

Commercial HVAC Boiler Technician

Mesa Energy Systems, Inc.

West Sacramento, CA • On-site

$21.25 - $64.37/hr

Full-time

Re-posted 3 days ago

Job description

About Us

We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems.

Job Summary

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Essential Duties & Responsibilities
  • Maintain daily operations of boilers. 
  • Complete daily checks and maintain necessary operating records. 
  • Perform PM maintenance and repairs to boilers and associated equipment. 
  • Perform monthly testing of all safeties. 
  • Complete annual tuning and inspections of boilers. 
  • Monitor chemical feeds for boiler systems. 
  • Monitor exhaust/stack emissions.  
Qualifications
  • Must have completed 4-year apprenticeship program or technical schooling 
  • Must have 5+ years of commercial air conditioning experience 
  • Must be available for emergency call outs 
  • Must be a team player and able to work with other trades and client's staff. 
  • Rule 1415 certified 
  • EMS experience a plus (Staefa/Siemens) 
  • Valid driver's license in good standing 

#Mesa #LI-Mesa #LI-HVACjobs #LI-Onsite  

Equal Opportunity EmployerAs a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/DisabledAffirmative Action Policy

Please review our Affirmative Action Policy.

Notice to Prospective EmployeesNotice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine. EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR's normal application process - it is probably fraudulent.Geographic Disclosure

Compensation Range:  $21.25 - $64.37 per hour The hourly rate is determined by the CBA/rate sheet and test results. Benefits are provided through local labor union aligned with collective bargaining agreement. 

Employment Type: FULL_TIME

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