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Apprentice Operator Jobs in Riverside, CA (NOW HIRING)

EMCOR Group Inc

Mesa Energy Systems, Inc.

Irvine, CA

$31.32 - $65.49/hr

Complete daily checks and maintain necessary operating records. * Perform PM maintenance and ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

Comar

Master Mold Mechanic

Rancho Cucamonga, CA · On-site

Completed machinist apprenticeship or journeyman program with measurement technique certification ... Ability to read and interpret documents such as safety rules, operating and maintenance ...

Crash Champions

Auto Body Technician

Placentia, CA · On-site

$68K/yr

... operator (MSO) of high-quality collision repair service in the U.S. The company, which also ... apprentice in the performance of tasks when needed, i.e., unusual problems or questions and ...

Crash Champions

Auto Body Technician

Placentia, CA

$180K/yr

Removes upholstery, accessories, electrical and hydraulic window operating equipment, and trim to ... Directs the work of an apprentice in the performance of tasks when needed, i.e., unusual problems ...

Crash Champions

Auto Body Technician

Placentia, CA

$68K - $180K/yr

... operator (MSO) of high-quality collision repair service in the U.S. The company, which also ... apprentice in the performance of tasks when needed, i.e., unusual problems or questions and ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

Chino, CA · On-site

$31.32 - $65.49/hr

Complete daily checks and maintain necessary operating records. * Perform PM maintenance and ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

EMCOR Group Inc

Mesa Energy Systems, Inc.

Riverside, CA

$31.32 - $65.49/hr

Complete daily checks and maintain necessary operating records. * Perform PM maintenance and ... Must have completed 4-year apprenticeship program or technical schooling * Must have 5+ years of ...

Propeller Building Services

Plumber

Chino, CA

$24 - $35/hr

... and operated business built on integrity, trust, and top-tier craftsmanship. Weve earned our ... Supervise and mentor apprentices and junior plumbers to ensure quality workmanship. * Organize your ...

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All JobsApprentice Operator JobsApprentice Operator Jobs in Riverside, CA

Apprentice Operator information

See Riverside, CA salary details

$14

$21

$30

How much do apprentice operator jobs pay per hour?

As of Jun 8, 2026, the average hourly pay for apprentice operator in Riverside, CA is $21.04, according to ZipRecruiter salary data. Most workers in this role earn between $17.79 and $22.84 per hour, depending on experience, location, and employer.

What is the difference between Apprentice Operator vs Operator?

AspectApprentice OperatorOperator
Required CredentialsBasic certifications, on-the-job trainingAdvanced certifications, experience
Work EnvironmentSupervised training settingFull operational environment
Employer & Industry UsageTraining programs, entry-level rolesFull-time operational roles in manufacturing, utilities

The main difference between an Apprentice Operator and an Operator is experience and certification level. Apprentice Operators are in training, gaining skills under supervision, while Operators have completed training and are fully responsible for operations. Apprentices focus on learning, whereas Operators handle daily operational tasks independently.

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

To thrive as an Apprentice Operator, you generally need a high school diploma or equivalent, basic mechanical aptitude, and a willingness to learn operational procedures. Familiarity with industrial equipment, safety protocols, and sometimes entry-level certifications such as OSHA training are commonly required. Strong attention to detail, teamwork, and effective communication help individuals excel in this hands-on environment. These skills and qualities ensure safe, efficient, and accurate operation of machinery, which is critical to maintaining production standards and workplace safety.

What can I expect during my first few months as an Apprentice Operator?

During your initial months as an Apprentice Operator, you'll primarily focus on learning operational procedures, safety protocols, and equipment handling under the guidance of experienced operators. You'll rotate through different stations, participate in hands-on training, and gradually take on more responsibility as you demonstrate competence. Close supervision and feedback are typical, as safety and accuracy are paramount in this role. Expect to work in a team-oriented environment where collaboration and clear communication are essential for smooth operations and troubleshooting.

What are Apprentice Operators?

Apprentice Operators are entry-level workers who are learning to operate machinery or equipment under the supervision of experienced operators. They typically participate in a structured training program that combines on-the-job experience with classroom instruction. The goal is to develop the technical skills and knowledge needed to perform the operator role independently. Apprentice Operators are common in industries such as manufacturing, utilities, and construction, where hands-on training is essential. Their responsibilities may include monitoring equipment, assisting with maintenance, and following safety procedures.
What are the most commonly searched types of Operator jobs in Riverside, CA? The most popular types of Operator jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Apprentice Operator jobs? Cities near Riverside, CA with the most Apprentice Operator job openings:
Apprentice Operator jobs near you
Infographic showing various Apprentice Operator job openings in Riverside, CA as of May 2026, with employment types broken down into 53% Full Time, 45% Part Time, 1% Contract, and 1% Nights. Highlights an 98% Physical, and 2% Remote job distribution, with an average salary of $43,766 per year, or $21 per hour.

Commercial HVAC Boiler Technician

Mesa Energy Systems, Inc.

Irvine, CA • On-site

$31.32 - $65.49/hr

Full-time

Posted 23 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.
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 Employer
As 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/Disabled
Affirmative Action Policy
Please review our Affirmative Action Policy.
Notice to Prospective Employees
Notice 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: $31.32 - $65.49 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.

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