Project Manager and Estimating Intern

Job ID: 517683

Non-Exempt

Oldcastle Infrastructure™, a CRH company, is the leading provider of utility infrastructure solutions for the water, energy, and communications markets throughout North America. We're more than just a manufacturer of precast concrete, polymer concrete, or plastic products. We're a trusted and strategic partner to engineers, contractors, distributors, specifiers, and more. With our network of more than 80 manufacturing facilities and more than 4,000 employees, we're leading the industry with innovation and a safety-first mindset.

Oldcastle Infrastructure - Built For Life from Oldcastle Infrastructure on Vimeo.

Job Summary

Oldcastle Infrastructure is looking for Project Manager/Estimating Intern. Interns will have the opportunity to apply your classroom-learned skills to track data, analyze processes, and recommend solutions for improvement based on the gathered data from our facilities. You'll engage with leaders and associates throughout the site, receive hands-on experience through shadowing & ownership of a meaningful project.

This position is expected to start in-person around May 2026 and continue through the entire summer term (i.e., May 2026 through August 2026). We ask for a minimum of 12 weeks, full-time and on-site, for most internships.

Job Location

• This is an onsite position located in Stockton, CA.

Job Responsibilities

• Estimating
  • Assist Estimating Manager by estimating multiple projects concurrently and getting proposals to the sales staff before bid date.
  • Assist Estimating Manager by Contact vendors for pricing on needed items, review vendor quotes to make sure those items will meet the required designs/specifications.
  • Work with Estimating Manager with sales proposals to/with sales staff to ensure proper estimating and project requirements, time frames and subcontracting opportunities.
  • Assist Estimating team with Hand-Off meeting at the point of sale to ensure all needed information and paperwork are complete; that the scope of work is clear; review the estimate and confirm values for all items; and begin the process of scheduling the project.

• Project Manager
  • Work with CSR and Project Leads in building accurate submittal packages for customers.
  • Assist CSR and Project Leads with customers that have product questions, ordering, and order tracking.
  • Work with CSR with Prepare quotes for Standard product and enter orders into system for delivery.
  • Assist CSR and Project Leads to issue credits or debits accurately when applicable.
  • Work with Project lead to review engineering submittals and create takeoffs for customers.
  • Other duties and responsibilities related to the nature of the job may be assigned by Commercial Operations Manager.
  • Work with Commercial Operations manager with Monitoring the progress and status of each assigned project as it moves through the process, and acts to problem solve proactively, offers technical advice, and assists other staff to expedite assigned projects, removes obstacles which may cause a project to fall behind schedule.

Job Requirements

• Sophomore through Senior pursuing a bachelor's degree in Concrete Industry Management (Preferred), Construction Management, Civil Engineering, or another related field.
• Demonstrated knowledge of engineering fundamentals and proficiency in Microsoft Office, Microsoft Excel.
• Strong analytical, problem-solving skills and ability to work in fast paced high stress environment.
• Excellent interpersonal skills and exemplary oral/written communication skills.
• Ability to work both independently and in a team setting.
• Ability to write reports and analyze raw data.
• Ability to understand engineered drawings, blueprints.

Compensation

• The hourly pay is $25.00/hr.

What CRH Offers You

• Highly competitive base pay
• Comprehensive medical, dental and disability benefits programs
• Group retirement savings program
• Health and wellness programs
• An inclusive 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.

If you're up for a rewarding challenge, we invite you to take the first step and apply today Once you click apply now, you will be brought to our official employment application. Please complete your online profile and it will be sent to the hiring manager. Our system allows you to view and track your status 24 hours a day. Thank you for your interest

Oldcastle Infrastructure, a CRH Company, is an Affirmative 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.

Date: Dec 5, 2025

---