Plant Manager - Aggregate
Holliday Rock Co., Inc. - Upland, CA
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Description: The Plan Manager Aggregate is responsible for executing the daily production plan. Works with the plant foreman to ensure that the quality and pace of production meet our standards. Manages the pit mining process to ensure that we are on pace and following the mining plan. Manager for all rock plant employees, directly responsible for their productivity, payroll, and scheduling. Yard manager responsible for stockpile management, inventory control, and communications, as well as the conduct of all contractors at the facility. Essential Functions of the Position: Perform oversight of aggregate processing, maintenance, and repair activities. Responsible for daily production reporting and weekly inventory management. Direct manager to all quarry personnel responsible for their daily schedule, daily directives, and hiring and onboarding new employees. Maintain working relationships with all departments to ensure work objectives can be met. Ensure that plants run at peak efficiency and still produce products that meet specifications and high-quality standards. Ensure that all equipment is being operated safely and efficiently. Promote a strong safety culture and help provide oversight of safe work practices, provide a safe work environment, and safety training. Actively engage with the employees to reinforce safe behaviors. Assure high environmental standards and compliance with applicable permits and regulations. Adheres to all company policies and procedures and ensures that they are communicated and implemented within the team. Person responsible for leading outside inspection agencies through the facilities, then following up on all NOVs or corrective actions. Skills and Knowledge: Demonstrable experience in the management of crushing, screening, washing, and stockpiling to produce high-quality construction aggregates. Good analytical, communication, organizational, and leadership skills. Thorough understanding of QC reporting, gradations, and how to adjust plant configuration to meet specifications. Familiarity with applicable federal, state, and local mining operations laws, rules, and regulations, including MSHA, OSHA, Cal OSHA, and SMARA. Requirements: Must have a valid Class C drivers license. Driver record cannot contain any reckless driving offences, DUIs, leaving the scene of an accident, etc. 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 extreme weather conditions while sitting or standing for extensive periods of time. Ability to walk or climb through unfinished grade with loose and moist soil. Ability to climb stairs and ladders of various lengths, sizes, and distances. Ability to kneel, lift, reach, or shovel up to 25 pounds. 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. 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 coverage of the workload. 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.
Created: 2026-03-05