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Assistant Manager Plant Operation Jobs (NOW HIRING)

Holliday Rock

Plant Assistant Ready-Mix

Goleta, CA · On-site

$25/hr

... Manager, or Assistant Plant Manager to support the safe and efficient production of concrete. This role includes general labor, equipment operation, and maintenance duties to ensure smooth plant ...

Holliday Rock

Plant Assistant Ready-Mix

Vernon, CA · On-site

$23 - $25/hr

... Manager, or Assistant Plant Manager to support the safe and efficient production of concrete. This role includes general labor, equipment operation, and maintenance duties to ensure smooth plant ...

Howmet Aerospace Inc.

Develop with plant manager and staff budget, strategic plans, team goals and objectives that align ... in operations in a castings plant. * Employees must be legally authorized to work in the United ...

Parker

Plant Manager

Erie, PA · On-site

Reporting to the Division Operations Manager, this role involves leading an empowered team to ... Provides leadership for Plant operation employees. Coordinates all manufacturing functions within ...

The Pivot Group

Plant Manager - DeWitt Area

Dewitt, MI · On-site

$134K - $185K/yr

Oversee all daily plant operations, including production, quality, maintenance, and logistics ... Manage and mentor plant staff, fostering a culture of continuous improvement and accountability.

Yanfeng

Manager Plant Quality

Louisville, KY · On-site

Lead efforts in optimizing Operational quality performance KPIs (Key Performance Indicators) and ... Administers Quality metric reviews for plant management. * Drives Cost of Poor Quality (COPQ ...

DTE Energy

Power Plant Operations Manager

Stockton, CA · On-site

$112K - $168K/yr

... Assistant Plant Manager. Responsibilities include managing the daily operation of the facility to ensure the environment and plant personnel are safe. Requires knowledge of all environmental and ...

Slate Auto

Manager, EHSS - Plant Operations

Warsaw, IN · On-site

The EHS Manager, Plant Operations is responsible for developing, implementing, and maintaining environmental, health, and safety programs within the automotive manufacturing environment. This role ...

Darling Ingredients

Assistant Plant Manager

Kuna, ID

Job Summary The Assistant Plant Manager is responsible for overseeing the entire plant operation that processes raw materials into highly quality products; ensures that equipment and buildings are ...

JCSI

Plant Manager

Liberal, KS

$200K - $260K/yr

Ethanol Plant Manager -- Biorefinery Operations Location: Southwest Kansas (Liberal, KS area) -- Relocation Assistance Provided Salary Range: $200,000-$260,000 ($200,000 base + 20-30% bonus) Job Type ...

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Assistant Manager Plant Operation information

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$23K

$85.1K

$145K

How much do assistant manager plant operation jobs pay per year?

As of Sep 14, 2026, the average yearly pay for assistant manager plant operation in the United States is $85,100.00, according to ZipRecruiter salary data. Most workers in this role earn between $60,000.00 and $101,500.00 per year, depending on experience, location, and employer.

What are popular job titles related to Assistant Manager Plant Operation jobs?

For Assistant Manager Plant Operation jobs, the most frequently searched job titles are:

Infographic showing various Assistant Manager Plant Operation job openings in the United States as of August 2026, with employment types broken down into 88% Full Time, 11% Part Time, and 1% Contract. Highlights an 85% Physical, 2% Hybrid, and 13% Remote job distribution, with an average salary of $85,100 per year, or $40.9 per hour.

Plant Assistant Ready-Mix

Goleta, CA • On-site

Holliday Rock
Construction • 501 - 1,000 employees
Learn more about Holliday Rockexternal

$25/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted yesterday

Holliday Rock rating

8.4

Company rating: 8.4 out of 10

Based on 11 frontline employees who took The Breakroom Quiz

Job description

Description
Description:
The Plant Assistant works under the direction of the Area Manager, Plant Manager, or Assistant Plant Manager to support the safe and efficient production of concrete. This role includes general labor, equipment operation, and maintenance duties to ensure smooth plant operations.
Essential Functions of the Position:
• Perform physical labor tasks such as digging, lifting, carrying, and moving materials.
• Operate loaders, yard tractors, water trucks, sweepers, and any other equipment necessary.
• Utilize preventative maintenance on all yard and plant equipment to ensure they function properly.
• Perform pre-/post-trips on equipment to ensure that the equipment can be operated safely.
• Load and unload materials and equipment from trucks and other vehicles.
• Maintain a clean and organized work area, including cleaning up debris and waste.
• Adhere to all safety regulations and protocols, including wearing appropriate personal protective equipment (PPE).
• Communicate effectively with supervisors and coworkers.
• Perform other duties as assigned by supervisors or plant managers.
• Able to work full time and overtime if needed.
• Able to travel and work at other plants when needed.
Skills and Knowledge:
• Basic mechanical knowledge to assist in diagnosing, reporting, and repairing minor equipment or production issues.
• Ability to operate heavy equipment such as loaders, yard tractors, man lifts, etc.
• General understanding of equipment safety and maintenance procedures.
• Strong communication and teamwork skills.
Requirements:
• Must have a valid Class C driver's license.
• Must have reliable transportation.
• Driver record cannot contain any reckless driving offences, DUIs, leaving the scene of an accident, etc.
• Driver record cannot contain more than 1.5 active points in the last 36 months.
• Ability to follow written and verbal directions and to complete assigned tasks on schedule.
• Ability to read, write, and communicate effectively in English.
• Ability to work with supervision, receiving instructions/feedback, coaching/counseling and/or
action/discipline.
Physical Demands:
The physical demands described here represent those that must be met by an employee to perform the
essential functions of this job successfully. Reasonable accommodation may be made to enable individuals
with disabilities to perform the essential job functions:
• Ability to work outside in various weather conditions while sitting or standing for extensive periods of
time.
• Ability to kneel, reach, or lift to 50 pounds or more.
• Ability to climb ladders to access higher elevations on batch plants.
Benefits:
• Medical Insurance, Dental HMO/PPO, Vision, Basic and Voluntary Life, and Voluntary Accident.
• Employee Assistance Program (EAP)
• 401 (k) Retirement Plan- Company match
• Paid Sick time.
• Paid Holidays
• Paid Vacations
• Direct Deposit
• Paid weekly.
• Referral Bonus
This job description does not imply that the listed duties are the only responsibilities of an employee in this
position. Employees may be asked to perform additional tasks as needed to ensure adequate workload coverage.
Furthermore, employees must follow any job-related instructions and complete any other duties assigned by their
supervisor. This job description does not constitute an employment agreement between the employer and the
employee and may be changed by the employer as organizational needs and job requirements of the job change.

What Holliday Rock employees say

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About Holliday Rock

Sourced by ZipRecruiter

Holliday Rock holds the beliefs that long term success requires common Goals, Adaptability, Shared values, and most importantly safety. Holliday has a very diverse employee base with a wide range of Education levels, Cultural diversity, and Industry experience. Holliday Rock takes great satisfaction in having retired employees with over 50 years of service as well as hiring new employees just getting their careers started.

Industry

Construction

Company size

501 - 1,000 Employees

Headquarters location

Upland, CA, US

Year founded

1937

Social media

Facebook

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