About Us

Founded by the Becken family in 1927, Cemstone offers truly integrated and sustainable concrete solutions for its customers in the Upper Midwest and across the country. When you work at Cemstone, you experience more than just a job. You earn a rewarding career, one that delivers an incredible opportunity to build a better future for yourself, strengthens us to become a better company, and fulfills your desire for challenge and growth.

Summary
Within the company framework, the Quality Control Technician is responsible for performing quality control testing on aggregates supplied to the production site by testing the moisture content, minus #200 sieve and gradations of those materials to insure they meet all corresponding specifications.  After concrete is produced at the production facility, quality control testing will be performed by testing the concrete temperature, slump, unit weight, air content and yield to ensure it meets the project specifications and customer needs.  At the construction site, check quality and consistency of the product prior to placement.  Report test results to Operations, Dispatch and Engineering Service’s staff in a timely manner.  Work closely with customers and Engineering Service’s staff to solve issues of quality, placement techniques and finishing.

Responsibilities

• Calibrate production equipment
• Sample and test raw materials for specification compliance
• Perform QC tests such as temperature, slump, unit weight, air content, set time, water/cement ratio and casting strength specimens
• Use test results to make mix adjustments
• Record and report test results to your supervisor, batch personnel, dispatch and the customer
• Required to keep a “daily journal” and fill out “Cemstone sample reports” for each sample taken
• Interact with the customer’s field production and management staff to manage project expectations
• Responsible for maintaining your own testing equipment, including cleaning and proper calibration
• If applicable, keep accurate records of company vehicle mileage and maintenance including regular scheduled oil changes
• Must present yourself in a professional manner as stated in the Cemstone Employee Handbook.  Behavior is to be professional and business like

Qualifications 

• Must have access to a reliable personal vehicle 
• Must be proficient with computers, smart phones, data entry and Microsoft Office applications
• Ability to discuss technical and logistical aspects of concrete quality, production and delivery

Requirements

• High School Diploma or GED is mandatory, Technical School graduate or Bachelor’s degree preferred 
• Experience in concrete industry 
• Must have a valid driver’s license 
• ACI Field, Iowa DOT Plant PCC3 certifications preferred

Closing

If you are interested in becoming part of our team, please apply online today. We are committed to providing Equal Employment Opportunities to all employees and applicants. EO M/F/Disability/Vet Employer.