Ready-Mix QC Technician: Concrete Testing

Knife River Corporation; Sioux Falls (SD); On-site; USD 42,000 - 62,000; Full time

Benefits offered by this job

Medical, Dental, & Vision Insurance

401(k) with Company Match

Paid Time Off

8 Paid Holidays

Short-term Disability

Employee Assistance Program

Job summary

Knife River Corporation seeks a seasonal laboratory technician to test ready-mix products, document results, and update concrete mixes in a cloud database. The role supports the ready-mix team, communicates findings digitally, and may require limited travel.

Applicants should have an AAS in civil engineering or a combination of education and experience, with a valid driver's license. Training for certifications such as ACI is available.

Qualifications

• Knowledge of concrete materials, production, testing procedures and quality standards.
• Ability to interpret specs and mix designs and document testing results clearly.
• Ability to work independently in plant and field environments.

Responsibilities

• Test Knife River ready-mix products and materials per ASTM/State specs.
• Communicate field data digitally to the ready-mix team after results.
• Enter/update concrete mixes in a cloud-based database.
• Work independently with minimal supervision.
• Possibly travel; adapt to varying schedules and weather.

Skills

Concrete testing

Quality assurance

Attention to detail

Independent work

Communication skills

Education

AAS degree in civil engineering

High school diploma

Post-secondary education w/ experience

Tools

MS Office

Cloud-based database

Job description

Knife River Corporation seeks a seasonal laboratory technician to test ready-mix products, document results, and update concrete mixes in a cloud database. The role supports the ready-mix team, communicates findings digitally, and may require limited travel.

Applicants should have an AAS in civil engineering or a combination of education and experience, with a valid driver's license. Training for certifications such as ACI is available.