QUALITY CONTROL TECHNICIAN

Knife River Corporation; Hamilton (MT); On-site; USD 40,000 - 55,000; Full time

Job summary

Knife River Corporation is seeking a Quality Control Technician in Hamilton, Montana. In this position, you will be responsible for performing standardized testing on aggregates, asphalt, and concrete, documenting results, and communicating observations.

The ideal candidate will have basic mathematical skills, computer proficiency, and the ability to lift material samples. This role offers training for necessary certifications and emphasizes safety in all operations. We welcome qualified applicants from diverse backgrounds.

Qualifications

• Candidates will need to pass WAQTC Aggregate and Asphalt certifications and ACI Concrete testing certification.
• Basic understanding of material properties and testing is necessary.
• Valid driver's license is required.

Responsibilities

• Perform standardized testing on aggregate, asphalt, and concrete materials.
• Document and report all test results in an organized manner.
• Communicate test results and quality observations to relevant teams.
• Maintain testing equipment and perform calibration checks.
• Adhere to safety policies and keep the work environment clean.
• Interact courteously with team members and other stakeholders.

Skills

Proficiency in mathematics

Basic computer proficiency (Excel, PowerPoint, Word)

Ability to lift 50 lbs

Job description

Job Summary

Knife River Western Montana is looking for a Quality Control Technician to join our team in Hamilton, Montana.

Key Responsibilities

• Safely perform standardized testing on aggregate, asphalt, and concrete materials in accordance with ASTM, AASHTO, and applicable state DOT procedures.
• Accurately document, log, and report all test results in a timely and organized manner.
• Communicate test results and quality control observations clearly to supervisors, project managers, and production team.
• Maintain testing equipment and tools, including completion of calibration checks and record‑keeping.
• Follow all safety policies and procedures while maintaining a clean, orderly work environment.
• Represent Knife River in a professional manner and interact courteously with team members, customers, and inspectors.
• Perform additional duties as assigned by the supervisor.

This position requires the availability to work up to 7 days per week as well as varied and extended hours. You may be required to travel out of town for short periods of time.

Qualifications

• Candidates who are not already certified will be required to successfully pass written and practical exams to obtain WAQTC Aggregate and Asphalt certifications, as well as ACI Concrete testing certification. Training will be provided.
• Proficiency in basic mathematics, percentages, and calculations related to material properties.
• Basic computer proficiency, including experience with Excel, PowerPoint, and Word.
• Ability to lift material samples weighing up to approximately 50 lbs.
• Must possess a valid driver's license.

Subject to pre‑employment drug testing and background checks.

Knife River is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, age, color, religion, gender, gender identity, sexual orientation, national origin, disability, protected Veteran status or any other protected category under applicable state/federal law. Women, veterans, and minorities are encouraged to apply.