Skip to main contentA logo with &quat;the muse&quat; in dark blue text.

Operations/Quality Control Intern

Yesterday Stockton, CA

Job ID: 517451

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 Operations/Quality Control 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 2024 and continue through the entire summer term (i.e. through August 2024). We ask for a minimum of 10 weeks, full-time and on-site, for most internships.

Want more jobs like this?

Get jobs in Stockton, CA delivered to your inbox every week.

Job alert subscription


Job Location

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


Job Responsibilities

  • Quality Control
      • Work with Q/C Technician verify that procedures are followed in accordance with all specification requirements by establishing a line of communication with production leads.
      • Monitor Production daily activities to ensure that proper batching, placement and curing techniques are being performed.
      • Work with Q/C Technician monitoring all test data to ensure compliance with all specification requirements.
      • Perform pre-pour and post-pour inspections of precast/prestress concrete products.
      • Complete and document all testing records and inspections in a well-organized system and backup all records on the network server.
      • Perform all testing at regularly required intervals (Concrete Testing, Unit weight, moisture, weekly standard checks, D-loads, gradations, and dry fits)
      • Performs other duties as requested by Q/C Manager


  • Operations
      • Ensures a safe workplace is maintained and there is a safety mindset in all things we do.
      • Work with Production Manager and ensures others follow, all policies, standards, and safety requirements defined by the company.
      • Work with Production Manager to Oversee all process documentation and training program procedures for consistency of operational tasks, and the safety and cleanliness of the workplace.
      • Work with Production Manager to Ensure a quality product is being produced and all quality processes are being followed.
      • Work with Production Manager to Track productivity for measured efficiency and improvement and operates at or below the budgeted cost for production utilizing lean manufacturing procedures and cross training.
      • Assist Production Manager with troubleshooting and solving production issues.
      • Performs other duties as requested by Plant Manager.


Job Requirements

  • Sophomore through Senior pursuing a bachelor's degree in Concrete Industry Management (Preferred), Construction Management, Civil Engineering, or another related field.
  • ACI Technician I
  • 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 rate is $25/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.

Client-provided location(s): Stockton, CA
Job ID: CRH_FGB-517451-en_US
Employment Type: INTERN
Posted: 2025-11-27T19:17:41

Perks and Benefits

  • Health and Wellness

    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • HSA
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
  • Work Flexibility

    • Remote Work Opportunities
    • Hybrid Work Opportunities
  • Office Life and Perks

    • Vacation and Time Off

      • Paid Vacation
      • Paid Holidays
      • Personal/Sick Days
    • Financial and Retirement

      • 401(K) With Company Matching
      • Profit Sharing
    • Professional Development

      • Diversity and Inclusion