Knife River Corporation · 15 hours ago
QUALITY CONTROL TECH - READY MIX (SEASONAL)
Sauk Rapids, MN
Full-time
Onsite
Mid Level
$26/hr - $30/hr
3+ years expKnife River Corporation is a leading construction materials producer and contractor committed to its people-first approach. The Quality Control Technician is responsible for collecting and testing samples of materials to ensure they meet quality specifications, maintaining lab equipment, and ensuring compliance with safety regulations.
Building MaterialConstructionConsulting
Responsibilities
Tests and inspects products at various stages of production process and compiles and evaluates statistical data to determine and maintain quality and reliability of products
Selects products for tests at specifies stages in production process and tests products for variety of qualities such as dimensions, performance and mechanical, electrical or chemical characteristics
Perform necessary tests (i.e. gradations, unit weight, air, slump, % crushed, etc.) testing products for variety of qualities such as dimensions, performance and mechanical, electrical or chemical characteristics. May weigh, dry and reweigh samples to determine moisture content of samples
Records test data, applying statistical quality control procedures. May plot origin of samples on site map
Records test data, applying statistical quality control procedures. Evaluates data and writes reports to validate or indicate deviations from existing standards. May prepare graphs or charts of data or enter data into computer for analysis
Recommend modifications of existing quality or production standards to achieve optimum quality within limits of equipment capability
May set up and perform destructive and nondestructive tests on materials, parts or products to measure performance, life or material characteristics
Examine samples for presence of foreign matter and variation from color standard
Notifies management when materials do not meet specifications
Maintain lab and equipment; perform daily housekeeping
Conduct finished and in-process inspections
Perform concrete trial batches
Communicate effectively (verbal, listening, written) and work with difficult people under high stress situations. Self-motivated, team-player with good interpersonal skills; ability to maintain positive customer relations and act courteous and respectful of others. Communicate test results to appropriate stakeholders
Ensure work activities comply with OSHA, EPA, safety and environmental regulations
Travel is required. Gather samples from specified locations and transports samples to laboratory
Always work safely and take action to prevent all unsafe actions, processes, and behaviors
Must always maintain the highest level of moral and ethical standards
Perform other duties as assigned
Qualification
Required
High school graduate or GED equivalent
Maintain proper certifications, licensure and acceptable driving record (where applicable)
Able to operate testing machines and equipment
High ethical and moral standards
Preferred
3 + years' experience in all aspects of testing in the general construction industry
Benefits
Benefits continue year round.
Company
Knife River Corporation
Knife River is a contracting and construction materials supplying company that deals with marine, highway, and concrete construction.
1001-5000 employees
Funding
Current Stage
Public CompanyTotal Funding
$277.56M2023-11-06Post Ipo Secondary· $277.56M
2023-06-01IPO
Leadership Team
Glenn R. Pladsen
Chief Excellence Officer
Recent News
2025-12-15
2025-12-15
Morningstar.com
2025-12-05
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