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Plant Operations Assistant Jobs in California (NOW HIRING)

The Plant Controller reports to the Plant Manager and partners closely with plant operations and ... Assist with inventory accuracy, including quarterly physical inventories, audit cadence, and ...

Plant Controller

Antioch, CA · On-site

$85K - $110K/yr

The Plant Controller reports to the Plant Manager and partners closely with plant operations and ... * Assist with inventory accuracy, including quarterly physical inventories, audit cadence, and ...

Plant Maintenance

Oxnard, CA

$23.25 - $31.50/hr

This individual is expected to complete pre-shift and post-shift equipment inspections, submit required daily documentation, and assist in plant operations as needed. Benefits At CalPortland, we're ...

Plant Maintenance

Oxnard, CA

$23 - $31/hr

This individual is expected to complete pre-shift and post-shift equipment inspections, submit required daily documentation, and assist in plant operations as needed. Benefits At CalPortland, we're ...

Plant Maintenance

Oxnard, CA · On-site

$23 - $31/hr

This individual is expected to complete pre-shift and post-shift equipment inspections, submit required daily documentation, and assist in plant operations as needed. Benefits At CalPortland, we're ...

Plant Controller

Alhambra, CA · On-site

$165K - $180K/yr

The Plant Controller is an individual contributor embedded within the SPP Business Unit, providing ... * Assist in preparing and communicating financial results, variance summaries, and operational KPIs ...

Plant Controller

Alhambra, CA · On-site

$165K - $180K/yr

The Plant Controller is an individual contributor embedded within the SPP Business Unit, providing ... * Assist in preparing and communicating financial results, variance summaries, and operational KPIs ...

... * Assist in the training and development of Laborers, sharing technical knowledge of plant systems ... Operations or a Heavy Industrial Manufacturing environment Knowledge, Skills, and Abilities OSHA ...

... operation and management of staff at the generating plant. Provides direct supervision and leadership of the maintenance group under the general direction of the Assistant Plant Manager. This person ...

Showing results 41-60

Plant Operations Assistant information

What is a plant operations assistant?

Plant Operations Assistants are support staff who help ensure that industrial or manufacturing facilities run smoothly. Their duties often include monitoring equipment, performing basic maintenance, assisting with inventory management, and helping maintain safety and cleanliness standards. They work under the supervision of plant managers or engineers and may be involved in coordinating with other departments to support overall plant operations. This role is essential for minimizing downtime and aiding the efficient operation of the facility.

What does a plant operations assistant do?

A typical day for a Plant Operations Assistant involves supporting the smooth running of facility operations by assisting with equipment maintenance, monitoring supply levels, and ensuring compliance with safety protocols. You may be responsible for coordinating minor repairs, updating maintenance logs, and collaborating with technicians and supervisors to address any urgent operational issues. The role often requires flexibility and strong organizational skills, as priorities can shift based on production needs or unexpected equipment concerns. Working closely with other departments, you'll play a vital part in maintaining an efficient and safe plant environment.

What skills and qualifications are needed to thrive as a plant operations assistant?

To thrive as a Plant Operations Assistant, you need a basic understanding of facility maintenance, equipment operation, and general safety procedures, often supported by a high school diploma or equivalent. Familiarity with maintenance management systems, hand tools, and possibly certifications in OSHA safety standards is typically required. Attention to detail, strong communication, and reliability are crucial soft skills for excelling in this role. These abilities ensure smooth plant operations, help prevent accidents, and support efficient teamwork and compliance with safety protocols.

What is the difference between Plant Operations Assistant vs Maintenance Technician?

AspectPlant Operations AssistantMaintenance Technician
CredentialsHigh school diploma or equivalent; certifications varyHigh school diploma; technical certifications often preferred
Work EnvironmentIndustrial plants, manufacturing facilitiesIndustrial plants, manufacturing facilities
Job FocusAssisting daily plant operations, monitoring equipment, supporting staffRepairing, maintaining, and troubleshooting equipment
Employer UsageManufacturing, energy, utilitiesManufacturing, energy, utilities

While both roles work within industrial settings, a Plant Operations Assistant primarily supports daily plant functions and operations, whereas a Maintenance Technician focuses on equipment repair and maintenance. The roles often overlap but differ in their core responsibilities and skill sets.

How much does a plant operations assistant get paid?

The average salary for a plant operations assistant typically ranges from $35,000 to $50,000 per year, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages. Compensation often includes benefits such as health insurance and paid time off.

What does a plant operations assistant get paid?

The average salary for a plant operations assistant typically ranges from $35,000 to $50,000 per year, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages. Compensation often includes benefits such as health insurance and paid time off.

What are the most commonly searched types of Plant Operations jobs in California?

The most popular types of Plant Operations jobs in California are:

What cities in California are hiring for Plant Operations Assistant jobs?

Cities in California with the most Plant Operations Assistant job openings:

Infographic showing various Plant Operations Assistant job openings in California as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 9% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution.

Lead, Plant Recycling Operations MRF

Waste Management

Azusa, CA

$25.59/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 9 days ago


Waste Management rating

7.5

Company rating: 7.5 out of 10

Based on 646 frontline employees who took The Breakroom Quiz

27th of 91 rated recycling and waste


Job description

Pay Range: $25.59

What is the value of a WM Job? At WM we know that the value of a WM job is more than a paycheck. It's a way to create opportunities for you and your family. This is why we are constantly working to make WM a great place to work and grow a career.

We Are Always Working For A Sustainable Tomorrow: Our mission is to leave the world a better place than we found it by helping its inhabitants find purpose in becoming its caretakers.

We Are People First: The members of the WM family are the foundation for our success. We foster an environment where all teammates feel welcomed, valued and seen.

We Are Committed to Your Growth: Your Tomorrow Education Assistance Program, paid on-the-job training, and established career progression.

We Are Stable: From the front line to the corporate offices, our team members perform essential and meaningful work.

We Are a Family: At WM we are over 60,000 people - from many places and many backgrounds, and it is our amazing differences that make us stronger.

We Are Investing in You: Amazing Medical, Dental & Vision, 401K with match, discounted stock options, dependent day care, and more!

Ready to roll with us? Click Apply to join the WM team today.I. Job Summary
Under general supervision, coordinates and conducts daily plant operations in order to improve production, maintain costs, and ensure safety. 
II. Essential Duties and Responsibilities
 

  • Under general supervision, coordinates and conducts daily plant operations and maintains inventory for safety and operation supplies.
  • Conducts daily production activities; enters finished goods into inventory; orders supplies as needed.
  • May assist with the coordination of workflow and assignments.
  • Investigates, reviews and controls implementation of safety regulations and company policies and procedures.
  • Creates and submits weekly and month end reports as requested.
  • May provide support and direction to less experienced plant employees.


III. Qualifications 
A. Required Qualifications 
 

  • High School Diploma or G.E.D (accredited)
  • No experience Four (4) or more years previous plant experience (in addition to education requirements)


B. Preferred Qualifications 
IV. Physical Requirements
Listed below are key points regarding physical demands, physical and occupational risks, and the work environment of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of the job.
This role is designated as safety sensitive and will require the successful candidate to strictly comply with all safety rules and protocols. As part of the ongoing employment requirements, the successful candidate may be subject to drug and alcohol testing-including preemployment screening, postincident evaluations, reasonable suspicion checks, and random testing-in accordance with government regulations and company policies.

Pay: The expected base pay range for this on-site position is $25.59. This range represents a good faith estimate for this position. The specific salary offered to a successful candidate may be influenced by a variety of factors including the candidate's relevant experience, education, training, certifications, qualifications, and work location.
V. Benefits 
At WM, each eligible employee receives a competitive total compensation package that includes medical, dental, vision, life insurance, and short-term disability. In addition, we offer a stock purchase plan, company matching on a 401(k), and more. Employees also receive paid vacation, holidays, and personal days. Please note that benefits may vary by site. 

If this sounds like the opportunity that you have been looking for, please click Apply.

ABOUT WM

WM (WM.com) is North America's leading provider of comprehensive environmental solutions. Previously known as Waste Management and based in Houston, Texas, WM is driven by commitments to put people first and achieve success with integrity. The company, through its subsidiaries, provides collection, recycling and disposal services to millions of residential, commercial, industrial, medical and municipal customers throughout the U.S. and Canada. With innovative infrastructure and capabilities in recycling, organics and renewable energy, WM provides environmental solutions to and collaborates with its customers in helping them pursue their sustainability goals. WM has the largest disposal network and collection fleet in North America, is the largest recycler of postconsumer materials and is a leader in beneficial use of landfill gas, with a growing network of renewable natural gas plants and the most landfill gastoelectricity plants in North America. WM's fleet includes more than 12,000 natural gas trucks - the largest heavyduty natural gas truck fleet in the industry in North America. Healthcare Solutions provides collection and disposal services of regulated medical waste, as well as secure information destruction services, in the U.S., Canada and Western Europe. To learn more about WM and the company's sustainability progress and solutions, visit Sustainability.WM.com.

Equal Employment Opportunity

For United States:  WM is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or any other characteristic protected under applicable federal, state, or local law.

For Canada:  WM is committed to the principle of equal employment for all applicants and employees, without discrimination on the basis of all grounds protected by applicable human rights legislation. Accommodations are available on request for candidates taking part in all aspects of the selection process. Please notify us if you require accommodation.

Real ID

In order to travel by air or access federal property, federal law requires individuals have a REAL ID or an acceptable alternative. This position may require the successful candidate to travel by air for business reasons or service federal property. Accordingly, successful candidates must have, or be willing to obtain, a REAL ID or TSAapproved alternative.

What is the value of a WM job? At WM we know that the value of a WM job is more than a paycheck. It's a way to create opportunities for you and your family. This is why we are constantly working to make WM a great place to work and grow a career. We Are WM is what defines the perks of being in the WM family - from benefits, to resources and engagement activities. 

We are People First. We are Committed to Your Growth. We Are Investing in You. We are a Family. We are Stable. We are Always Working for a Sustainable Tomorrow. 

What Waste Management employees say

Pay

Benefits

Hours and flexibility

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About WM

Sourced by ZipRecruiter

Industry

Environmental consulting services and water, sewage, waste, steam, air heating and cooling systems

Company size

10,000+ Employees

Headquarters location

Houston, TX, US