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Union Millwright Jobs in California (NOW HIRING)

PBF Energy, Inc.

Millwright Mechanic

Martinez, CA · On-site

$46 - $58.69/hr

Millwright Mechanic PBF Energy Inc. (NYSE:PBF) is one of the largest independent refiners in North ... Union or Company Apprenticeship * Trade School * Journeyman level Machinist * Previous refinery or ...

Pbf Energy

Millwright Mechanic

Martinez, CA · On-site

$46 - $58.69/hr

Millwright Mechanic PBF Energy Inc. (NYSE:PBF) is one of the largest independent refiners in North ... Union or Company Apprenticeship * Trade School * Journeyman level Machinist * Previous refinery or ...

Sonoco

Maintenance Millwright

City Of Industry, CA

$29.62 - $36.80/hr

The millwright is responsible for corrective and preventative work on all plant mechanical ... S. or global), or if you are a union employee. Benefits * Medical, dental, and vision coverage for ...

DP World

Manager, Facilities

Moreno Valley, CA

Work with unionized employees and union contactors (if applicable) for repairing cabling, piping, plumbing, and millwrights. * Provide performance evaluations on Facilities & Maintenance Supervisors ...

NAL Syncreon

Manager, Facilities

Moreno Valley, CA · On-site

Work with unionized employees and union contactors (if applicable) for repairing cabling, piping, plumbing, and millwrights. * Provide performance evaluations on Facilities & Maintenance Supervisors ...

UNACEM North America

Maintenance Mechanic

Tehachapi, CA · On-site

$42.53/hr

Must possess journeyman-level millwright knowledge and skills to successfully pass the technical assessment * Must be able to obtain required certifications. * Must be willing to join the union after ...

UNACEM North America

Maintenance Mechanic

Tehachapi, CA

$26.50 - $33.75/hr

... level millwright knowledge and skills to successfully pass the technical assessment · Must be able to obtain required certifications. · Must be willing to join the union after completion of ...

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Union Millwright information

See California salary details

$16

$27

$38

How much do union millwright jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for union millwright in California is $27.91, according to ZipRecruiter salary data. Most workers in this role earn between $23.94 and $31.30 per hour, depending on experience, location, and employer.

What does a union millwright do?

A typical day for a Union Millwright involves assembling, installing, repairing, and maintaining industrial machinery in various settings such as factories, power plants, or construction sites. You'll frequently read and interpret technical blueprints and work closely with electricians, engineers, and other tradespeople to ensure machinery operates safely and efficiently. Job tasks can vary day-to-day, from precision alignments and troubleshooting to preventive maintenance and emergency repairs. This dynamic environment often requires adaptability, strict adherence to safety protocols, and effective communication with your team.

What is a union millwright?

A Union Millwright is a skilled tradesperson who installs, maintains, repairs, and dismantles machinery and equipment in various industries, such as manufacturing, power plants, and construction. They work with precision tools to ensure machinery operates correctly and safely. Being part of a union provides benefits like job security, higher wages, training programs, and workplace protections. Millwrights must read blueprints, align heavy equipment, and troubleshoot mechanical issues. The job often requires travel, physical strength, and technical expertise.

What skills and qualifications are needed to be a union millwright?

Union Millwrights require strong mechanical aptitude, technical problem-solving abilities, and experience with precision measuring instruments, typically backed by a formal apprenticeship or vocational training. Proficiency in reading blueprints, using tools like laser alignment systems, and holding safety certifications such as OSHA 10 or 30 are common requirements. Excellent teamwork, communication, and adaptability help Millwrights succeed on diverse job sites and coordinate smoothly with other trades. These skills ensure machinery is installed, maintained, and repaired both safely and efficiently, minimizing downtime and supporting continuous industrial operations.

What are the most commonly searched types of Millwright jobs in California? The most popular types of Millwright jobs in California are:
What are popular job titles related to Union Millwright jobs in California? For Union Millwright jobs in California, the most frequently searched job titles are:
What job categories do people searching Union Millwright jobs in California look for? The top searched job categories for Union Millwright jobs in California are:
What cities in California are hiring for Union Millwright jobs? Cities in California with the most Union Millwright job openings:
Union Millwright jobs near you
Infographic showing various Union Millwright job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $58,051 per year, or $27.9 per hour.

Millwright Mechanic

PBF Energy, Inc.

Martinez, CA • On-site

$46 - $58.69/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 24 days ago

PBF Energy rating

8.0

Company rating: 8.0 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

Job description

Millwright Mechanic
PBF Energy Inc. (NYSE:PBF) is one of the largest independent refiners in North America, operating, through its subsidiaries, oil refineries and related facilities. We have an opportunity at our Martinez Refinery in California and are seeking a talented Millwright Mechanic to join our team as a pivotal member that would play a key role here at PBF Energy.The Millwright Mechanic position is responsible for the maintenance of process equipment and machinery. This includes Pumps, Compressors, Turbines, Gearboxes, Motors, Fans, Blowers, Valves, and Specialty equipment.
Job Responsibilities May Include:
  • Maintain, repair, & overhaul process rotating machinery in a safe & efficient manner in both a shop and field environment.
  • Able to use standard hand tools and battery operated tools
  • Able to use precision measuring equipment (Micrometers, Calipers, Protractors, & Indicators).
  • Interpreting tolerances and dimensions from drawings, sketches, & engineering documents.
  • Operate various shop support equipment. (Saws, Forklifts, Overhead Cranes, Hydraulic presses, Bearing Heaters, Torches, Etc.)

Position Specific Requirements:
  • Work Schedule:
    • 9/80 Working Schedule
    • Participation in callout coverage
    • Occasionally an altered work schedule over an extended period may be required (maintenance outages and turnarounds)
  • Physical Requirements:
    • Climb ladders
    • Walk up and down steps
    • Lift up to 50 lbs.
  • Willing to Work in the Following Conditions:
    • Work at heights
    • Work in compact and confined spaces
    • Work outside in inclement weather
    • Work while wearing a respirator, Powered Air Purifying Respirator (PAPR), or Self-Contained Breathing Apparatus (SCBA)
    • Work in areas requiring hearing protection
  • Possess a valid Driver's License
  • Candidate must have active TWIC card or be able to obtain a TWIC card. Information can be found at https://www.tsa.gov/for-industry/twic

Minimum Qualifications:
  • High school diploma or GED
  • 4+ years Millwright/Mechanical Journeyman level work experience

Preferred Qualifications:
  • Possess one of the following certifications in a Mechanical discipline:
    • Union or Company Apprenticeship
    • Trade School
    • Journeyman level Machinist
  • Previous refinery or chemical plant experience.

Conditions of Employment:
  • Passing of pre-employment testing
  • Successful completion of pre-employment requirements including physical agility test, physical, background check, and drug/alcohol screening
  • ONLY CANDIDATES MEETING THE ABOVE REQUIREMENTS WILL BE CONSIDERED
  • FOR SERIOUS CONSIDERATION, PLEASE INCLUDE YOUR SALARY REQUIREMENTS

Martinez Refining Company LLC, a PBF Energy Subsidiary, offers our employees highly competitive total compensation and benefits packages. Benefits include:
  • 401(k) plan with company match
  • Pension Plan
  • Medical, dental, vision plans and Flexible Spending Accounts
  • Life insurance, short- and long-term disability
  • Vacation, Paid Parental Leave, and tuition reimbursement
  • Additional voluntary benefits are offered at group discounts.

The Millwright Mechanic position is covered under the Collective Bargaining Agreement (CBA) between the United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial and Service Workers (USW) International Union AFL-CIO, CLC and the Martinez Refining Company LLC.
The pay range for this position is from $46.00 up to $58.69 an hour based on qualification requirements in the CBA.
We thank all respondents for their interest in PBF Holding Company LLC ("PBF Energy"), however, only those selected for an interview will be contacted. Please no phone calls or emails to any employee of PBF Energy about this requisition. Placement agencies or recruiters need not respond. All resumes submitted by search firms to any employee of PBF Energy via email, the Internet or in any method without a valid written search agreement will be deemed the sole property of PBF Energy. No fee will be paid in the event the candidate is hired by PBF Energy as a result of the referral or through other means.
PBF Energy is an equal opportunity employer. We are committed to creating a diverse, inclusive environment. All qualified applicants will receive consideration for employment without regard to race, color, religious creed, sex, gender, gender identity or expression, sexual orientation, reproductive health decision making, national origin, ancestry, genetic information, physical or mental disability, medical condition, marital status, age, veteran and military status, or any other status protected by applicable law. We are committed to providing reasonable accommodations as required by law.
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