Product Engineer

Requisition
529124
-Posted
09/22/2026

- Infrastructure Products Group

- Oldcastle Infrastructure

- Full Time

- Engineering

- United States

- Tennessee

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 Product Engineer is responsible for driving new product development and enhancing existing products to support Oldcastle Infrastructure's continued growth and innovation. This role leads the design, engineering, and technical execution of products within the Primex portfolio while partnering closely with Product Management, Operations, Sales, and other cross-functional teams to deliver high-quality solutions that meet customer and market demands.

The Product Engineer – Primex will design and develop network infrastructure solutions, including indoor and outdoor enclosures that support broadband and fiber-to-the-home (FTTH) deployments. This position plays a key role in advancing product performance, manufacturability, and customer value across the Primex product line.

This is a hybrid role based out of our facility in Hector, MN.

• Establish design specifications based on industry and customer standards and expectations
• Perform, oversee, and direct product design and detailing along with product prototyping and testing of Primex enclosures with accompanying components/accessories
• Collaborate with a cross-functional team, utilizing a stage-gate product development process led by Product Management, to bring a product from concept to commercial release
• Coordinate internal and third-party testing and prototyping of product
• Collaborate with Operations in the design and implementation of tooling, automation, and assembly processes. Ensure manufacturability of designs and a seamless introduction of those designs to production
• Establish product specifications, material standards, and testing requirements for operations’ teams based on industry and customer expectations
• Product design calculations and 3D modeling of designs
• Verify designs including suitable simulation - Finite Element Analysis (FEA)
• Partner with Drafting team to review/create customer details, product designs and drawings
• Provide technical support and expertise for quality standards and certifications
• Set goals and objectives for internal and external customer projects
• Maintain existing regulatory approvals and assist commercial team in acquiring of new approvals
• Create SKU’s and Bills of Material
• Attend job sites and customer meetings as needed to provide technical support
• Research new technologies to ensure Oldcastle remains at the forefront of the industry
• Support maintenance and improvement of product through change management process
• Support the Sales and Customer Service teams in pre-sale and post-sale strategies including answering customer questions and investigating product inquiries/issues

• Strong technical ability and 5+ years relevant product development and hands‑on work experience with physically manufactured product(s). Being an accredited PE/PEng or EIT is preferred
• Bachelor’s…