Software Engineer Summer Internship

Job ID:  518745

Oldcastle® APG, a CRH Company, is North America’s leading provider of innovative outdoor living solutions that enable customers to Live Well Outside. The manufacturer’s portfolio of premier building products inspires endless possibilities while providing enduring outdoor spaces where people can connect, reflect and recharge. Award-winning brands include Belgard® hardscape, Echelon® Masonry, MoistureShield® composite decking, RDI® railing, Catalyst™ Fence Solutions, Sakrete® packaged concrete, Amerimix® mortar, Pebble Technology International® pool finishes, Lawn & Garden mulches and landscape features, and Techniseal® sands and sealant technologies.    

Oldcastle APG, Inc.’s 2026 Summer Internship Program is designed to provide a professional environment for undergraduate students to gain real-world experience at a global industry-leading organization. The program will run from late May/early June through early August and will provide exposure to valuable learning opportunities within the corporate functions of the organization through assignments, projects, and collaboration. This is the perfect opportunity for students to apply their knowledge and creativity to a growth-oriented company with headquarters in Atlanta, GA. 

Job Summary

The Oldcastle IT team is seeking a motivated Software Engineer Intern with an interest in industrial automation and software development. In this role, you will support the development and maintenance of automation solutions using Ignition by Inductive Automation, scripting, and software engineering best practices. You will work closely with automation engineers and software developers to build scalable, reliable systems for real-world industrial applications. 

Job Location

This is an onsite position located in Atlanta, GA.

Job Responsibilities

• Assist in developing and configuring Ignition SCADA applications (Vision and/or Perspective)
•  Support automation projects involving data acquisition, visualization, and control systems
• Write and maintain Python/Jython scripts within Ignition
• Help integrate Ignition with PLCs, databases, and external systems
• Participate in software development activities such as testing, debugging, and code reviews
• Assist in developing automation tools, scripts, and reusable components
• Document system designs, automation workflows, and configuration standards

Job Requirements

• Students pursuing Bachelor’s Degree Program in Junior Year of College or Third year of University (Anticipated Graduation date of Fall 2026 or Spring 2027)
• Currently pursuing a degree in Software Engineering, Computer Science, Automation Engineering, Electrical Engineering, or a related field
• Basic understanding of programming concepts
• Familiarity with Python or similar scripting languages
• Interest in automation systems, industrial software, or SCADA/HMI technologies
• Strong problem-solving skills and attention to detail
• Exposure to Ignition by Inductive Automation (Preferred)
• Understanding of industrial automation concepts (PLCs, HMIs, SCADA, OPC UA) (Preferred)
• Familiarity with SQL databases and data modeling (Preferred)
• Experience with Git or version control systems (Preferred)
• Basic knowledge of industrial networking (EtherNet/IP, Modbus, MQTT) (Preferred)
• Interest in manufacturing, energy, utilities, or industrial IoT (IIoT) (Preferred)

Compensation

$20 an hour

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 APG, 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.