Millwright Trainee Intern

CRH
Harrisburg, PA

Pennsy Supply is a CRH company. CRH is the leading vertically integrated supplier of asphalt, aggregates, cement, ready-mix concrete, and paving and construction services in North America. Our 24,100 employees at 1,300 operating locations provide our customers with top-quality, innovative products and services.

Position Overview

The Millwright Trainee Intern will work for approximately 10-12 weeks at Pennsy Supply, Inc. to integrate the education received from a college and/or university to the company’s objectives. The Intern will be exposed to a variety of departments and work environments during the internship. This will involve traveling to and between various plants in Pennsy Supply’s Harrisburg, PA market region.

Essential Duties and Responsibilities

  • Receives instructions covering the scheduled and emergency repair, installation, and repair work to be done
  • Interprets prints and plans; develops sketches, diagrams, and prints as required
  • Inspects mechanical equipment for defects and improper operations such as misalignment, wear, insufficient lubrications, production of defective material, etc.
  • Determines the best way to make repairs to minimize divergence from quality and production standards
  • Understands the need for quick turnaround to prevent loss of production and adheres to that
  • Advises when immediate shutdown of equipment is necessary to minimize detrimental effects on quality, productivity, and machinery
  • Dismantles, cleans, repairs, installs, maintains, assembles, and lubricates mechanical equipment
  • Assembles and aligns gears, bearings, shafts, etc. involving the application of press, sliding, and running fits
  • Able to field fabricate and erect steel and wood structures
  • Operates simple and sophisticated tools, such as drill press, pipe threading machine, power saw lathes, key-seater, etc. in the performance of their duties
  • Erects scaffolds and performs rigging as necessary
  • Changes, set-up and adjusts equipment as required by current operating conditions and standards
  • Works out of man lift bucket truck, structural steel frames, scaffolding and boats or floats
  • Uses precision testing equipment to determine sources and causes of trouble
  • Uses micrometers, gauges, measuring and balancing machines to perform close tolerance adjustment for all operation and steering equipment
  • Test operates repaired equipment as necessary
  • Makes field repairs and necessary to get equipment back in service
  • Keeps records as required
  • Complete work orders and keep record of activities
  • Maintains cleanliness of equipment and work area
  • Other duties as assigned

Requirements

  • Mobility to attend various meetings and events at offsite locations.
  • Must submit to a drug screen and criminal background check
  • Ability to travel with a current driver’s license.

Education/Experience

  • High School Diploma or GED equivalent.
  • Desired 3.0 GPA or higher.
  • Must be enrolled in an accredited college or university and working towards an associate or bachelor's degree in engineering, Construction Management, or other industry related degree program.
  • Experience in Quarry or Mining industries is a plus

What CRH Offers You

  • Highly competitive base pay
  • 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!

Pennsy Supply, 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.

Posted 2026-01-07

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