Interns

Project Manager and Estimating Intern Stockton, CA, US, 95215 Engineering Oldcastle Infrastructure

Project Manager and Estimating Intern Chowchilla, CA, US, 95215 Engineering Oldcastle Infrastructure

Project Manager and Estimating Intern Redding, CA, US, 96002 Engineering Oldcastle Infrastructure

Product Development Intern Portland, ME, US, 4102 Engineering Hydro International

Project Manager and Estimating Intern Pleasanton, CA, US, 94568 Engineering Oldcastle Infrastructure

Inside Sales Intern Wilsonville, OR, US, 97070 Sales & Estimating Oldcastle Infrastructure

Product Engineer Intern Napoleon, OH, US, 43545 Engineering Oldcastle Infrastructure

Mechanical Engineer Co-Op Langley, BC, CA, V1M 3A4 Engineering Oldcastle Infrastructure

EHS Intern Kenosha, WI, US, 53142 Environmental, Health, & Safety Oldcastle Infrastructure

Operations Intern (Aluminum) Brooksville, FL, US, 34604 Operations, Field and Plant Mgmt Oldcastle APG (Fence, Rail, Deck)

Operations Intern (Vinyl) Brooksville, FL, US, 34604 Operations, Field and Plant Mgmt Oldcastle APG (Fence, Rail, Deck)

Operations Intern (Vinyl) Bulls Gap, TN, US, 37711 Operations, Field and Plant Mgmt Oldcastle APG (Fence, Rail, Deck)

Operations Intern (Aluminum) Galloway, NJ, US, 08205 Operations, Field and Plant Mgmt Oldcastle APG (Fence, Rail, Deck)

Supply Chain Intern Morristown, TN, US, 37813 Purchasing/Supply Chain Oldcastle APG (Fence, Rail, Deck)

Product Engineer Intern (Utility Plastics) Napoleon, OH, US, 43545 Engineering Oldcastle Infrastructure

Product Engineer Intern (Fall) Napoleon, OH, US, 43545 Engineering Oldcastle Infrastructure

Finance Intern Galloway, NJ, US, 08205 Finance & Accounting Oldcastle APG (Fence, Rail, Deck)

Finance Intern Bulls Gap, TN, US, 37711 Finance & Accounting Oldcastle APG (Fence, Rail, Deck)

Product Engineer Intern (Utility Plastics-Fall) Napoleon, OH, US, 43545 Engineering Oldcastle Infrastructure

Safety & Industrial Hygiene Intern (Spring 2026)- Ogden, UT Ogden, UT, US, 84401 Administrative Support Staker Parson Companies

Engineer In Training Intern Lebanon, TN, US, 37090 Engineering Oldcastle Infrastructure

Stormwater Solutions Engineer Intern Atlanta, GA, US, 30328 Engineering Oldcastle Infrastructure

Product Analyst Intern Atlanta, GA, US, 30328 Research & Development Oldcastle Infrastructure

Channel Marketing Intern Galloway, NJ, US, 08205 Operations, Field and Plant Mgmt Oldcastle APG (Fence, Rail, Deck)

EPM Financial Analyst Intern Atlanta, GA, US, 30328 Research & Development Oldcastle Infrastructure

Engineer in Training Intern Madera, CA, US, 93637 Engineering Oldcastle Infrastructure

Finance Intern Telford, PA, US, 18969 Finance & Accounting Oldcastle Infrastructure

Inside Sales Intern Elgin, IL, US, 60120 Sales & Estimating Oldcastle Infrastructure

Corporate FP&A Intern Atlanta, GA, US, 30328 Administrative Support Oldcastle Infrastructure

CAD Drafter Intern Pleasanton, CA, US, 94568 Engineering Oldcastle Infrastructure