Quality Control Technician

Oldcastle-Infrastructure; Sioux Falls (SD); On-site; USD 42,000 - 66,000; Full time

Benefits offered by this job

Competitive base pay

Medical, dental and disability benefits

Group retirement savings

Health and wellness programs

Inclusive culture

Job summary

Oldcastle Infrastructure, a CRH company, is seeking a Quality Control Technician in Sioux Falls, SD. The role focuses on observing fabrication of precast concrete structures and ensuring conformity to production drawings and state regulations through daily testing and inspections.

You will maintain records, report quality concerns to the team, and support sales in addressing customer feedback while upholding Oldcastle quality standards.

Qualifications

• Must have QC experience in related industry.

Responsibilities

• Perform daily testing of concrete specimens.
• Conduct daily pre- and post-pour inspections of products.
• Maintain records of observations for every structure produced.
• Report process improvements, repetitive mistakes, and quality concerns to production, engineering and management.
• Write a Corrective Action Report for each defective or damaged product.
• Assist the sales team to respond to customer complaints about product quality.
• Ensure correct implementation of the QC program in Sioux Falls.

Skills

QC experience

Job description

Career Opportunities: Quality Control Technician (527541)

Requisition ID527541-Posted08/07/2026-Infrastructure Products Group-Oldcastle Infrastructure-Full Time-Quality-United States-South Dakota

Oldcastle, a CRH company, is reinventing what's possible in building solutions. We are the leading provider of innovative outdoor living products and utility infrastructure solutions for the water, energy, and communications markets throughout North America. We're a trusted and strategic partner to engineers, contractors, distributors, specifiers, retailers, and homeowners alike as the manufacturer of precast concrete, polymer concrete, and plastic infrastructure products. Our portfolio of brands includes Oldcastle APG, Oldcastle Infrastructure, Belgard® hardscape, Echelon® Masonry, RDI® railing, Catalyst™ Fence Solutions, Sakrete® packaged concrete, Amerimix® mortar, Pebble Technology International® pool finishes, and Techniseal® sands and sealant technologies.

The QC technician will observe fabrication of precast concrete structures and their reinforcing cages to ensure compliance with Oldcastle standards and conformity to production drawings. The QC technician will also perform daily testing of concrete in compliance with state regulations and Oldcastle quality standards.

Job Responsibilities

Perform dailytesting of concrete specimens

Perform daily pre and post pour inspections of products

Maintain records of observations for every structure produced

Report to production crew, engineer, and management team on process improvements, repetitive mistakes, and quality concerns

Write a Corrective Action Report for each defective or damaged product

Assisting the sales team to respond to any customer complaints about product quality

Ensure correct implementation of our QC program in Sioux Falls

Other responsibilities may be assigned on a temporary or permanent basis as needed

Job Requirements

Must have QCexperience in related industry

ACI / PCI Certification preferred, or required to pass ACI Concrete Field Testing within 3 months and maintain certification

At least 3 years of concrete experience preferred

Basic computer skills

Ability to read/write simple instructions and communicate effectively with team members

Ability to lift up to 40 lbs. periodically throughout the day

This job involves a lot of walking in an industrial indoor and outdoor manufacturing environment

What CRH Offers You

• Highly competitive base pay
• Comprehensive medical, dental and disability benefits programs
• Group retirement savings program
• Health and wellness programs
• Aninclusive culture that values opportunity for growth, development, and internal promotion

About CRH

CRH has a long and proud heritage. We are a collection of hundreds of family businesses, regional companies and large enterprises that together form the CRH family. CRH operates in a decentralized, diversified structure that allows you to work in a small company environment while having the career opportunities of a large international organization.

Oldcastle Infrastructure, a CRH Company, is an Affimative Action and Equal Opportunity Employer.

EOE/Vet/Disability

CRH is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or any other characteristic protected under applicable federal, state, or local law.

AI tools may be used in certain stages of the employment lifecycle, such as candidate review; however, all final employment decisions will be made by a person.