Quality Control Supervisor

LaPrairie Group of Companies; Moran Township (MI); On-site; USD 70,000 - 100,000; Full time

Job summary

CSI Sands (N.E.) seeks a Quality Control Supervisor to lead QA/QC at its Brevort, Michigan silica sand operation. You will oversee blending, sampling, laboratory analysis, and reporting to ensure product specs meet customer and industry standards.

Responsibilities include implementing QMS improvements, developing SOPs, training staff, and coordinating with operations and maintenance to optimize outcomes. Travel to other sites may be required.

Qualifications

• Degree or diploma in civil engineering, geology, materials science, mining, process engineering, or related field.
• Minimum 3–5 years of quality control or laboratory experience in mining, aggregates, or industrial minerals.
• Experience in developing SOPs and QMS processes.
• Strong understanding of particle size analysis, blending methodologies, and screening technology.
• Excellent analytical, communication, and organizational skills.
• Proficient in Microsoft Office Suite and laboratory information systems (LIMS); SPC is a plus.

Responsibilities

• Daily quality oversight: supervise blending, sampling, lab analysis, and reporting of production and quality results.
• Quality management systems: oversee implementation and improvement of site-wide QMS; ensure compliance with standards.
• SOP development and compliance: create, review, and maintain SOPs; train team members on procedures and safety/quality protocols.
• Customer liaison: communicate with customers on specs, testing, and quality concerns; handle complaints and corrective actions.
• Operational collaboration: work with operations, vendors, and maintenance to optimize screen configurations and process parameters.
• Provide technical support to other sand processing sites in Ohio and New York when requested.

Skills

Analytical thinking

Communication

Organizational skills

Quality systems development

Education

Civil Engineering

Geology

Mining/Process Engineering

Tools

LIMS

Microsoft Office

Job description

CSI Sands (N.E.)

CSI Sands (N.E.) operates state of the art sand processing facilities that enable manufacturing and refinement of proppant and construction aggregates in Brevort, MI, Buffalo, NY, Cleveland, OH, and Thunder Bay, Ontario.

We are seeking an experienced and driven Quality Control Supervisor to lead and manage quality assurance processes at our silica sand operation in Brevort, Michigan. This role is critical in ensuring that our products consistently meet customer specifications and industry standards, through effective oversight of blending, sampling, analysis, and reporting functions. The position also plays a key role in maintaining quality management systems and providing technical guidance to operations to optimize product output.

Key Responsibilities:

• Daily Quality Oversight
  • Supervise and coordinate the daily blending, sampling, laboratory analysis, and reporting of production and quality results.
  • Ensure timely communication of quality performance metrics to operations and management teams.
• Quality Management Systems
  • Oversee the implementation and continuous improvement of site-wide quality management systems.
  • Ensure compliance with relevant internal and external quality standards, including environmental and customer-specific requirements.
• SOP Development and Compliance
  • Develop, review, and maintain Standard Operating Procedures (SOPs) for all quality control and laboratory activities.
  • Train and mentor team members to ensure consistent application of procedures and adherence to safety and quality protocols.
• Customer Liaison
  • Work with the VP, Business Development and CSI Sands NE management as needed to build customer relationships from Brevort.
  • Serve as a point of contact for customers regarding product specifications, testing requirements, and quality concerns.
  • Coordinate responses to customer quality complaints or inquiries, including investigation and corrective action as needed.
• Operational Collaboration
  • Work with the Operations Manager, vendors, consultants and operations teams in relation to optimum screen configurations, process adjustments, and plant operating parameters to ensure consistent delivery of sand product specifications.
  • Collaborate with maintenance and production teams to troubleshoot and resolve quality issues.
• Other Technical Support
  • At the request of the Operations Manager and/or General Manager, provide technical support to other sand processing sites in Ohio and New York states.

Qualifications and Experience:

• Degree or diploma in Civil Engineering, geology, materials science, mining, process engineering, or a related field (or equivalent experience).
• Minimum 3-5 years of quality control or laboratory experience in mining, aggregates, or industrial minerals; experience in silica sand preferred.
• Demonstrated competency in developing SOPs and QMS processes.
• Strong understanding of particle size analysis, blending methodologies, and screening technology.
• Excellent analytical, communication, and organizational skills.
• Proficient in Microsoft Office Suite and laboratory information systems (LIMS); experience with statistical process control (SPC) is an asset.

Work Environment and Conditions:

• This role is based on-site at our mining and processing facility in northern Michigan which typically operates between March and October. During non-operational periods, other technical tasks will be assigned by the Operations Manager
• Requires regular interaction with production and maintenance teams in both plant and field environments.
• May involve travel to other sand processing sites in Ohio and New York states to provide technical assistance and occasional travel to customer sites or corporate meetings.

Why Join Us?

We offer competitive compensation, benefits, and the opportunity to make a meaningful impact in a dynamic and growing industrial minerals business. You’ll work in a team-oriented culture focused on safety, quality, and continuous improvement.