Ready-Mix Plant Supervisor

Requisition
529496
-Posted
10/01/2026

- AMAT

- Idaho Materials & Construction

- Full Time

- Operations, Field and Plant Mgmt

- United States

- Idaho

Idaho Materials & Construction, is a CRH Company. Our purpose, commitment to the future, and formula for growth is to champion the safety, empowerment, and development of our employees. We strive to be The Preferred Source of quality sand, rock, landscape products, ready-mixed concrete, asphalt, paving and construction services. We succeed as a team by embracing integrity, mutual respect, innovation, service, sustainability, and financial strength.

Position Overview

Supervises ready mix concrete plant operations. Maintains equipment and material to produce concrete and ensures delivery of requested products to the client and their subcontractors. Responsible for the safety of plant personnel and assuring that our customer adheres to our safety practices. Also provides the Plant Manager with timely and accurate reports and briefings as required. Coordinates daily production and delivery activities with Plant Manager.

Required work schedule varies to ensure timely distribution of concrete while maintaining client satisfaction. Reports to the Plant Manager.

Key Responsibilities (Essential Duties and Functions)

• Conducts/oversees weekly and monthly safety meetings, maintaining a consistent focus on safe behavior.
• Enforces the wearing of appropriate safety equipment at the plant.
• Coordinates operations schedules and plans with the Plant Manager.
• Responsible for consistent batching sequence and monitoring scale and gate accuracy.
• Assesses the quality of materials delivered and monitors changes in aggregate moisture.
• Supervise employees at the plant in daily activities.
• Assists Plant Manager with hiring, evaluation, progressive discipline, etc.
• Accountable for plant personnel data regarding payroll hours. Time entry should be audited daily for accuracy.
• Monitors loading and tempering time, work with ready-mix drivers to arrive on jobsites in a timely fashion.
• Reviews daily, a pre-shift inspection checklist to ensure equipment is functioning properly.
• Responsible for performing preventive maintenance procedures.
• Periodic inspections are performed to inspect bin integrity, dust collection system, admixture dispensers, gate and rams, and aerator functionality.
• Ensures the plant always performs at targeted capacity.
• Responsible for overall housekeeping including the plant, and office(s).

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.

Preferred Education and Experience

• High school diploma or GED required.
• Minimum of 3 years of experience with ready-mix concrete and related products

1 year or more of m aintenance experience and prior supervisory experience preferred.

• Valid driver’s license required; CDL preferred.
• Working knowledge of DOT, OSHA, EPA, and other applicable regulatory requirements.
• Self-starter with desire to promote values and business principles.
• Ability to direct, teach, motivate, and coach.
• Ability to formulate decisions, make and support recommendations, prioritize work, communicate with multiple parties and handle multiple tasks.
• Excellent interpersonal skills to facilitate positive working relationships with all levels of management and staff.
• Exercise independent decision-making, prioritize conflicting demands, and communicate with multiple associates.
• Must be able to read and write in the English language.

Physical Requirements

The physical demands described here represent those necessary to successfully perform the essential functions of this role. The employee is frequently required to sit, climb, and use hands for signaling and…