Quality Control Technician - MRM

Company: The Middlesex Corporation
Location: Houston
Posted on: January 7, 2026

Job Description:

The Middlesex Corporation is a nationally recognized and award-winning leader in the heavy civil construction industry. Since 1972, the family business founded by Robert W. Pereira has developed an extensive client and project list through its consistent efforts to safely build America’s infrastructure. The Middlesex Corporation specializes in building and reconstructing highways, bridges, marine, rail, and transit facilities through its collaborative team approach and focus on core values. In addition, Middlesex Asphalt in Central Florida is one of the largest and most productive asphalt plants in the United States with Middlesex Paving earning an equally solid regional presence and reputation. Position Summary: The MRM Quality Control Technician is responsible for ensuring the quality, consistency, and compliance of ready mixed concrete and aggregates produced by Massachusetts Ready Mix. This role performs routine plant and field testing, inspections, and documentation to verify materials meet applicable job specifications, Department of Transportation requirements, and industry standards. Responsibilities: Comply with (and actively promote) all Safety policies and procedures including reporting all accidents, incidents and near misses to ensure adherence to our Number One Core Value – Safety, first in everything we do. Ensure concrete produced at MRM facilities meets approved mix designs and specification requirements, with a primary focus on Massachusetts Department of Transportation concrete mixes Perform daily plant and field testing of concrete, working closely with field superintendents and engineers to verify compliance and prevent material rejections Adjust air content and slump in the field and communicate required chemical or water adjustments to plant personnel Serve as a point of contact between customers, engineers, batch/dispatch teams, and concrete sales regarding quality-related matters Conduct routine sampling and testing of aggregates and concrete in accordance with applicable job specifications and standards Perform testing including, but not limited to, gradations, slump, air content, and fabrication of compressive strength samples Maintain accurate, timely, and traceable quality control documentation and test records Ensure product compliance with Massachusetts and New Hampshire Department of Transportation guidelines Maintain inventory of quality control testing equipment and supplies Work independently within a routine schedule while effectively prioritizing daily responsibilities Follow all OSHA and MSHA regulations, as well as company policies and procedures Work safely and collaboratively with operations, plant, and field personnel Perform other related duties as assigned Qualifications: Associate degree (A.A./A.S.) or equivalent from a two-year college or technical school Four to six years of related experience and/or training, or an equivalent combination of education and experience ACI Concrete Field Testing Technician – Grade I (Required) ACI Concrete Laboratory Testing Technician – Level I (Required) NETTCP Concrete Technician (Preferred) Necessary Attributes: Strong attention to detail and commitment to quality assurance. Ability to work independently and manage routine tasks efficiently. Excellent communication and teamwork skills. Strong problem-solving abilities and analytical thinking. Ability to adapt to changing priorities and work in a fast-paced environment. Commitment to safety and adherence to regulatory guidelines. We offer our full-time and eligible part time team members a comprehensive benefits package that’s among the best in our industry. Benefits include medical, dental and vision plans covering eligible team members and dependents, employee assistance programs, life insurance, disability, top-tier 401k with matching, tuition reimbursement, industry leading referral program, and generous paid time off.

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