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Boiler Apprentice Jobs in California (NOW HIRING)

Monitor chemical feeds for boiler systems. * Monitor exhaust/stack emissions. * Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of commercial air ...

Monitor chemical feeds for boiler systems. * Monitor exhaust/stack emissions. * Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of commercial air ...

Monitor chemical feeds for boiler systems. * Monitor exhaust/stack emissions. * Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of commercial air ...

Maintenance Apprentice

Sacramento, CA · On-site

$22.14 - $27.89/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Requisition Number: 231345 Cintas is seeking a Maintenance Apprentice. Under the direction of the ... and boilers; learn proper operation of industrial wastewater treatment systems and wash alley ...

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Boiler Apprentice information

See California salary details

$10

$19

$30

How much do boiler apprentice jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for boiler apprentice in California is $19.86, according to ZipRecruiter salary data. Most workers in this role earn between $16.15 and $22.55 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a boiler apprentice?

To thrive as a Boiler Apprentice, you need a basic understanding of mechanical systems, math skills, and a high school diploma or equivalent. Familiarity with hand and power tools, as well as safety certifications like OSHA 10, are commonly required for safe and efficient learning on the job. Strong attention to detail, eagerness to learn, and effective teamwork stand out as valuable soft skills. These qualities ensure apprentices can develop technical expertise while maintaining safety and contributing positively to the team environment.

What does a boiler apprentice do?

As a Boiler Apprentice, your day often includes assisting experienced technicians with routine maintenance, troubleshooting, and repairs on various types of boiler systems. You'll spend time learning how to inspect and clean boiler machinery, replace parts, and ensure systems operate safely and efficiently. Expect to work both independently and as part of a team, sometimes in confined spaces or at different job sites. Over time, you'll build hands-on experience while gradually taking on more complex tasks as your skills grow.

What is a boiler apprentice?

A Boiler Apprentice is an entry-level worker who assists experienced boiler technicians in installing, maintaining, and repairing boilers and heating systems. Apprentices learn to read blueprints, operate tools, and follow safety procedures while gaining hands-on experience. This role often involves working in industrial, commercial, and residential settings under supervision. The apprenticeship program typically combines on-the-job training with classroom instruction to develop technical skills. Over time, apprentices gain the knowledge required to become certified boiler technicians or operators.

What are the most commonly searched types of Boiler jobs in California? The most popular types of Boiler jobs in California are:
What are popular job titles related to Boiler Apprentice jobs in California? For Boiler Apprentice jobs in California, the most frequently searched job titles are:
What job categories do people searching Boiler Apprentice jobs in California look for? The top searched job categories for Boiler Apprentice jobs in California are:
What cities in California are hiring for Boiler Apprentice jobs? Cities in California with the most Boiler Apprentice job openings:
Infographic showing various Boiler Apprentice job openings in California as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 100% In-person job distribution, with an average salary of $41,313 per year, or $19.9 per hour.

Service Technician Apprentice, 1.5

R. F. MacDonald Co.

Hayward, CA

$19.50 - $25.25/hr

Full-time

Re-posted 2 days ago


Job description

Description

A Boiler Service Technician - Apprentice is required to troubleshoot industrial and commercial boilers and associated burner/control systems as well as all ancillary equipment. R.F MacDonald Co. represents product lines such as Cleaver Brooks, Fulton, Camus, Industrial Combustion and others.


Essential Functions: Reasonable accommodations may be made to enable individuals with disability to perform the essential functions.

  • Have 1 to 3 years of experience in troubleshooting and servicing boilers from light commercial to industrial water-tube and Cogeneration applications.
  • Hands on ability for combustion set up and analysis as well as troubleshooting skills to determine and adjust a full range of burners from .5 to 30 Million BTU/HR input.
  • Experience with Low Emission burners and related equipment is a plus but not a requirement.
  • Must have good communication skills and the ability to work in a team atmosphere.
  • Accountable for the completion of internal and external inspections of boilers, burners, and associated controls that determine function ability and expected service life.
  • Repair and/or replace refractory, gaskets, parts, and miscellaneous controls.
  • Perform hydrostatic testing of boilers, troubleshooting and repair of industrial burners.
  • Evaluate basic boiler room systems (steam and hydronic), gather information and help solve problems.
  • Understanding of all types of hot water and steam boiler support equipment to include deaerators, feed systems, blow down systems, economizers and waste heat recovery equipment. Experience with low emission burners and related equipment is a plus.
  • Instrument calibration experience and education with hands on experience is a plus. Meters, loop controllers, transmitters and thermocouples are everyday instruments in use with this equipment, ideal candidate will posses knowledge in troubleshooting, installing and calibrating these types of instruments and controls utilizing the latest in calibration instruments.


Requirements


  • A valid driver's license is required with a clean record. Must be insurable with no major infractions. Job will require some travel. Applicants must pass pre-employment background and an initial and subsequent random drug screening tests.
  • Must be self-motivated individual who works independently, as well as in a team atmosphere. Good customer service skills are mandatory.
  • Must be professionally presentable, must have good customer skills and strong communication skills, must be able to operate independently and communicate efficiently and effectively with both the customer and management.
  • Must be detail oriented in completing work orders, all required forms, summaries, and checklist daily or as required in procedures manual
  • Must have strong language skills as well as industry specific vocabulary.
  • Basic mathematics, algebra, and formula knowledge are required.
  • Must have very strong reasoning and problem solving skills.

Physical Requirements

  • Be able to bend, kneel, stand, squat and climb frequently.
  • Must have the ability to lift 50 pounds, carry 50 pounds, roll out tubing and push/pull heavy materials w/ mobile equipment.
  • Must be able to work in confined space/areas.
  • Must pass a physical (fit test), hearing and eye exam


Competencies:

1. Problem Solving/Analysis Skills

2. Reasoning Skills

3. Project Management

4. Safety Focus

5. Critical Thinking/Evaluation Skills

6. Communication Proficiency

7. Ethical Conduct

8. Time Management

9. Personal Effectiveness/Credibility

10. Flexibility

11. Timeliness


Supervisory Responsibility

This position has no direct supervisory responsibilities.


Work Environment

This job operates in internal and external environments which may include inclement weather conditions. Environment will include working with hot steam, liquids, tight spaces and other conditions depending on customer site(s).


Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. While performing the duties of this job, the employee is regularly required to talk, hear, listen, bend, squat, walk, lift, pull, push, crawl, climb stairs, and drive various equipment.


Position Type/Expected Hours of Work

This is a full-time position. Days and hours of work are Monday through Friday, 7:00 am to 4:00 pm. This position regularly requires long hours and travel work as job duties demand.


Travel

Travel is required for this position to customer sites with out-of-area and possible overnight travel expected.


Required Education

  • Completed High school diploma or equivalent.
  • Two years of technical school, community college or trade school.
  • Computer knowledge a plus.