# Automation/Controls Engineering Co-Op - Spring 2027 at Flex - Company: Flex - Location: Libertyville, IL - Type: Internship · Internship - Posted: 2026-09-19 - Apply: https://flextronics.wd1.myworkdayjobs.com/careers/job/USA-IL-Libertyville/Automation-Controls-Engineering-Co-Op---Spring-2027_WD229698 - Page: https://newgrad.ai/jobs/automation-controls-engineering-co-op-spring-2027-128e8fc2 ## Summary by newgrad.ai What you'll do: - Test and debug PLC systems for molding and coiling; prepare for factory acceptance and site acceptance testing - Troubleshoot industrial control components including sensors, actuators, and operator interfaces - Validate timing sequences and retest systems after modifications - Review and update automation technical documentation and system designs What they're looking for: - Pursuing a bachelor's degree in Electrical Engineering, Mechatronics, or Automation Engineering - Foundational PLC programming experience and knowledge of industrial control devices - Comfortable interpreting wiring diagrams and electrical control cabinets - Excellent problem-solving, written communication, and collaborative abilities - Minimum 3.0 GPA; prior manufacturing internship experience a bonus Pay and perks: - $20–$34 hourly - Full-time 40-hour weeks during Spring 2027 co-op term ## Posting ### Flex Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary. ### Job Summary To support our extraordinary teams who build great products and contribute to our growth, we're looking to add an Automation/Controls Engineering Co-Op located in our Libertyville, IL site. Reporting to Process & Automation Engineering Team, the student will support PLC-based automation systems for molding, coiling and buffer integration while collaborating and working alongside Engineers and cross-functional teams. ### What a typical day looks like: - Assist with PLC testing and troubleshooting - Support FAT/SAT preparation and execution - Assist with sensor, actuator, and HMI troubleshooting - Support automation documentation and architecture reviews - Assist with buffer timing logic validation and system re-testing - Attend team meetings to support project work as needed ### Student qualities we're seeking for this Co-Op assignment: - Currently enrolled BS student pursuing degree in Electrical Engineering, Mechatronics, or Automation Engineering major - Basic PLC knowledge - Understanding of industrial sensors, actuators, and HMIs - Ability to read electrical schematics and understand control panels - Basic knowledge of automation architecture and timing/sequence logic - Understanding of FAT/SAT testing and system validation concepts - Strong troubleshooting, documentation, and teamwork skills - Previous manufacturing floor internship/co-op experience a plus! ### Co-Op Program Requirements: - Ability to work 40 hours/week (in person) during the Spring 2027 co-op assignment - Currently enrolled in 4-year accredited university - 3.0 GPA Application Deadline: 09-25-2026 Pay Range: $20 - $34 Hourly Job Category: Intern Relocation: Not eligible Is Sponsorship Available?: No Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first). From Flex's public posting, laid out for reading by newgrad.ai with the wording unchanged. Check the original before you apply. --- More new-grad and intern roles: https://newgrad.ai/llms.txt