Quality Control Technician — Field & Lab Testing (Outdoor)

MAC Incorporated; Patriot (IN); On-site; USD 41,000 - 51,000; Full time

Benefits offered by this job

Medical, dental, and vision benefits

401(k) plan

Company matches first 5%

Job summary

MAC Incorporated is seeking a QC Technician for Patriot, Indiana (Job Ref: 41635). The role pays $30.00-$37.00 per hour and includes outdoor work elements. Schedule: Tuesday-Friday 9:30am-6:30pm with some Mondays.

Responsibilities include performing quality testing, sampling from stockpiles, verifying specifications, maintaining records, and ensuring compliance with safety and quality standards. Experience in aggregate industries is preferred; concrete, mining, or aggregate operations

Qualifications

• Collect representative samples from stockpiles, bins, barges, belts, trucks, and/or production points following established sampling methods.
• Perform routine QC testing (e.g., gradation/sieve analysis, moisture, specific gravity/absorption, unit weight, cleanliness, and other aggregate-related tests as assigned) per applicable procedures and standards.
• Visually inspect material stockpiles and production streams for quality concerns (e.g., oversize, contamination, segregation, moisture issues) and promptly communicate findings.
• Calculate and track production/processing metrics (tons per hour, blend proportions) to support consistent product quality.
• Complete daily, weekly, and monthly QC reports and submissions as required.
• Maintain lab equipment, tools, and testing areas; perform routine calibrations/checks and coordinate repairs when needed.
• Support material blending activities by verifying target blend ratios and documenting blend adjustments.
• Follow all safety policies and procedures, including use of PPE, safe lifting, and working around mobile equipment and moving conveyors.
• Maintain orderly records (paper and/or electronic) to ensure traceability, audit readiness, and compliance with internal and external requirements.
• Collaborate with plant/operations leadership to investigate nonconformances and verify effectiveness of corrective actions.

Responsibilities

• Perform quality testing and verify product specifications.
• Collect and analyze samples from various stockpiles and production points.
• Document and communicate QA findings and corrective actions as needed.
• Maintain quality records and calibration schedules for lab equipment.
• Support blending and production with accurate measurement and reporting.

Skills

Aggregate industry experience

Job description

MAC Incorporated is seeking a QC Technician for Patriot, Indiana (Job Ref: 41635). The role pays $30.00-$37.00 per hour and includes outdoor work elements. Schedule: Tuesday-Friday 9:30am-6:30pm with some Mondays.

Responsibilities include performing quality testing, sampling from stockpiles, verifying specifications, maintaining records, and ensuring compliance with safety and quality standards. Experience in aggregate industries is preferred; concrete, mining, or aggregate operations