Concrete Materials and Lab Supervisor

Position:Concrete Materials and Lab Supervisor

Location: Vineland, NJ

Job :279

# of Openings:1

Department: Quality Control

Reports To: QC Manager

Employment Type: Hourly

Wage Range: $27.00–$30.00 per hour. Compensation is based on experience, qualifications, skills

The Concrete Materials and Lab Supervisor is responsible for overseeing concrete testing, materials evaluation, mix-design development and qualification, and quality-verification activities. This position leads laboratory personnel and works closely with the Batch Plant, Production, Quality Control, and Engineering teams to support consistent concrete performance, compliance, and continuous improvement.

• Start time: 8 a.m., Monday through Friday
• Overtime and Saturday work may be required based on operational needs

• Supervise the daily operations of the concrete laboratory, including fresh and hardened concrete testing.
• Ensure testing is performed accurately and in accordance with applicable ASTM, PCI, NPCA, ACI, customer, and project-specific requirements.
• Establish and maintain testing schedules that support production requirements, mix-design qualifications, product development, and project timelines.
• Review, validate, and approve laboratory test results, reports, certifications, and related documentation.
• Ensure testing activities are completed accurately and within required timelines.
• Investigate out-of-specification or unexpected test results and lead root-cause analyses and corrective actions.
• Maintain organized and traceable laboratory records.
• Ensure laboratory equipment is properly maintained, calibrated, certified, and available for use.
• Establish and maintain schedules for required calibration, inspection, maintenance, and certification activities.
• Maintain an adequate inventory of laboratory supplies, consumables, molds, testing equipment, and other materials.
• Identify equipment deficiencies and recommend repairs, replacements, or upgrades.

• Supervise, train, coach, and mentor concrete testing technicians and laboratory personnel.
• Assign daily responsibilities and prioritize testing activities based on production and project requirements.
• Ensure appropriate laboratory coverage and the timely completion of testing.
• Establish clear expectations for technical accuracy, documentation, safety, productivity, and professional conduct.
• Assist with performance evaluations and support employee development and technical progression.
• Identify training needs and provide or coordinate appropriate technical training.
• Promote a culture of accountability, teamwork, continuous improvement, and professional responsibility.
• Enforce safe work practices and laboratory safety standards.

• Assist with the development, optimization, and qualification of concrete mix designs to achieve the required strength, durability, workability, finish, and production performance.
• Lead trial batching, testing, evaluation, and validation of new and revised mix designs.
• Ensure mix designs comply with customer specifications and applicable codes, standards, and regulatory requirements.
• Troubleshoot mix-performance issues in coordination with Production, Engineering, Quality Control, and material suppliers.
• Monitor mix performance and recommend adjustments based on laboratory data and production results.
• Maintain current mix-design records, approvals, supporting documentation, and revision control.
  
  Support the development and implementation of more efficient and cost-effective mix designs without compromising performance requirements.

• Ensure compliance with internal quality systems, customer specifications, and regulatory requirements.
• Coordinate with the Quality Control and Production teams to address mix-performance issues.
• Support audits, inspections, and customer or third-party reviews.
• Maintain accurate testing documentation, calibration records, and quality logs.
• Coordinate required equipment calibrations and annual water testing.

• Monitor and document the properties of raw materials, including aggregates, cement, admixtures, and supplementary cementitious materials.

• Ensure all laboratory equipment is properly maintained, calibrated, and certified.
• Manage laboratory inventory, consumables, and testing supplies.
• Recommend equipment improvements, repairs, replacements, or upgrades as needed.
• Maintain digital and physical testing records in accordance with applicable requirements.

• Three to five years of concrete testing or materials experience preferred.
• ACI Concrete Field Testing Technician certification required.
• Experience with concrete testing, concrete materials, mix designs, or laboratory operations.
• Working knowledge of ASTM, ACI, PCI, and NPCA standards and requirements applicable to concrete.
• Demonstrated ability to…