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Plant Assistant Ready-Mix

HOLLIDAY ROCK CO
San Luis, CA Full Time
POSTED ON 3/7/2026 CLOSED ON 5/6/2026

What are the responsibilities and job description for the Plant Assistant Ready-Mix position at HOLLIDAY ROCK CO?

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.

Salary.com Estimation for Plant Assistant Ready-Mix in San Luis, CA
$173,507 to $223,194
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