Weighmaster

00002 Martin Marietta Materials, Inc.; United States; On-site; USD 42,000 - 56,000; Full time

Job summary

Martin Marietta Materials, Inc. is seeking a Weighmaster to accurately weigh, ticket, and document all incoming and outgoing trucks at the aggregate plant.

You will be the main point of contact for drivers and customers, ensuring DOT-compliant loads and adherence to quality standards. This role requires proficiency with scale software, strong administrative skills, and a safety-first mindset in a fast-paced industrial environment.

Qualifications

• High school diploma or GED or relevant experience.
• 1+ years in mining or construction environment preferred.
• Familiarity with scale operations and DOT regulations a plus.

Responsibilities

• Operate automated truck scales and capture tare and gross weights.
• Enter customer data and product codes into the ticketing system accurately.
• Ensure outbound trucks comply with weight limits and loading instructions.
• Coordinate with plant operators to verify correct tonnage and mix.
• Direct truck traffic and maintain clear communication with drivers and teams.
• Maintain records of tonnage, sales activity, and inventory reconciliation.
• Provide customer inquiries support on product availability and scheduling.

Skills

OSHA Compliance

Data entry accuracy

Effective communication

Time management

Organized

DOT traffic management

Education

High school diploma or GED

Tools

Proprietary weighing software

Job description

JOB SUMMARY

The Weighmaster is responsible for the accurate weighing, ticketing, and documentation of all customer and internal vehicles entering and exiting the Aggregate plant. Acting as the primary point of contact for drivers and customers, the Weighmaster ensures that all outbound loads comply with Department of Transportation (DOT) regulations and company quality standards. This role requires a balance of technical proficiency in scale software, strong administrative skills, and a "safety-first" mindset in a fast-paced, industrial environment. Beyond the scale house, you provide essential customer service and communicate effectively with plant operators and drivers to ensure a seamless loading process.

KEY DUTIES AND RESPONSIBILITIES

• Operate automated truck scales and specialized software to capture tare and gross weights for aggregate products.
• Accurately enter customer data, product codes, and haulage information into the ticketing system to produce official proof-of-purchase documents.
• Ensure all outbound trucks comply with state-specific legal weight limits (e.g., CDOT/DOT rules) to prevent overloads and potential legal infractions.
• Coordinate with plant operators to ensure the correct mix and tonnage are loaded according to the specific customer order.
• Direct incoming and outgoing truck traffic to the appropriate loading areas, ensuring a smooth and safe flow of vehicles throughout the yard.
• Act as the central communication hub between the scale house, Supervisors, Loaders, and Dispatch teams via CB radio and telephone.
• Coordinate with Loader Operators to ensure trucks are loaded with the correct material and to report any loading discrepancies.
• Answer customer inquiries regarding product availability, pricing, and scheduling; process cash and credit sales with high accuracy.
• Research and resolve ticket discrepancies or customer complaints promptly, documenting findings for management review.
• Administer site-specific safety training and orientation for all visitors, vendors, and new drivers to ensure compliance with Martin Marietta’s safety protocols.
• Maintain meticulous daily, weekly, and monthly records of tonnage, sales activity, and inventory reconciliation.
• Maintain a clean and professional, scale house environment; perform routine checks on scale equipment to ensure operational readiness.
• Assist in tracking inventory levels by monitoring the volume of specific materials leaving the site.

QUALIFICATIONS

Education

High school diploma, GED, or relevant experience.

Work Experience

1+ years of relevant experience in an Mining or Construction-related environment is highly preferred. Familiarity with heavy equipment or trucking operations is a significant plus. Familiarity with scale operations is preferred.

Knowledge, Skills, and Abilities

• OSHA Compliance and regulations
• Technical & administrative aptitude (proprietary weighing software)
• Data entry precision
• DOT Traffic management
• Product identification
• Effective communication (written and spoken)
• Organized
• Time management

ADDITIONAL DETAILS

Physical Requirements

You must be able to sit at a computer terminal for extended periods to manage high-volume truck traffic. Must be able to lift and carry up to 50 lbs. Required to bend, stoop, climb, and reach. You must have good depth perception with or without seeing aid for distances up to 150 feet.

Working Conditions

All duties require outside assignments and require periods of work in all weather conditions, cold, wet, dry and dusty. Must be able to work in areas where noise levels are up to 85 dbs.

Disclaimers

In addition to the primary responsibilities outlined, the successful candidate may be expected to take on other tasks and assignments as required, including but not limited to duties outside the typical scope of the role to support overall team operations and organizational needs. Flexibility and adaptability to evolving job demands are essential.

About

Every member of our ONE Martin Marietta team is driven by our shared values of safety, integrity, excellence, community and stewardship. We are a member of the S&P 500 Index and a leading supplier of aggregates and heavy building materials. Through a network of operations spanning 29 states, Canada and the Bahamas, our teammates supply the foundational resources on which our communities thrive and grow. Our Specialties business provides high-purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications. In a world that's focused on the power of many, we believe in the power of ONE – the magic of bringing together our unique perspectives, experiences and talents to evolve a shared vision and future. Our backgrounds may vary, but our voices come together in support of the same goals. We want to build legacies for ourselves and our loved ones, strengthen our communities and safely and responsibly engage in work we know will make a difference.