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Packaging Engineer Co-op

Greenheck · Schofield, WI · Full time

Posted Sep 21, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about something you designed and tested. What did the test teach you?

What they are checking: Whether they learn from prototypes and test results instead of only from theory.

Tell me about a time you worked with people outside your team to finish a project.

What they are checking: Whether they can coordinate with suppliers and internal teams as the role requires.

Why does packaging engineering interest you?

What they are checking: Whether they see packaging as real engineering and will stay engaged with the work.

What would you do

Freight damage claims are rising for one product. How would you dig into the data?

What they are checking: Whether they look for patterns by product, carrier and lane to find the real cause.

How would you make packaging more sustainable without increasing damage?

What they are checking: Whether they balance environmental goals with the cost of damaged product.

A supplier says your packaging design is hard to build. What do you do?

What they are checking: Whether they listen to supplier feedback and adjust designs for manufacturability.

About the work

How would you decide between a crate, a skid with corrugated or foam protection for a large fan?

What they are checking: Whether they think about product protection, cost, material use and shipping efficiency together.

What do you know about ISTA testing and why a manufacturer would use it?

What they are checking: Whether they understand how industry standards prove packaging will survive real shipping.

How would you create a packaging drawing that the shop and suppliers can build from consistently?

What they are checking: Whether they understand that clear specs and drawings prevent variation.

What CAD tools have you used?

What they are checking: Whether they can create and update packaging drawings from day one.

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The full job description

As published by Greenheck.

We are looking for highly motivated student to join our team as Packaging Engineer Co-op from January- August 2027. Greenheck Group is a dynamic, multi-branded  international commercial HVAC manufacturer . Our equipment is used worldwide in commercial, institutional, and industrial facilities, ranging from comfort ventilation to manufacturing processes. Our efficient  products improve comfort, safety, and health  of lives across the planet. Since 1947, we are deeply committed to helping you “ Build Your Future ,” through professional growth, challenging projects, and exciting opportunities to explore your career path. WHAT YOU'LL BE DOING • Support the design and development of packaging solutions, including crates, skids, corrugated materials, and foam components, considering product protection, manufacturability, material usage, and transportation efficiency. • Create and update packaging drawings, specifications, and documentation. • Build, coordinate, and evaluate prototypes and packaging testing with suppliers, including testing to applicable industry standards such as ISTA. • Research packaging materials, industry trends, and emerging solutions to identify opportunities for improved cost, performance, and sustainability. • Analyze freight damage and claims data to identify trends, recurring issues, and improvement opportunities. • Help standardize packaging designs and components across product lines to simplify operations and reduce material usage. • Identify opportunities to improve packaging cost, sustainability, pack-out time, and manufacturability. • Support production teams by troubleshooting packaging issues and recommending design improvements. • Explore returnable and reusable packaging solutions through cost, logistics, and feasibility analysis. • Use approved AI and automation tools to improve packaging analysis, documentation, design workflows, and decision-making. • Collaborate with Manufacturing, Product Engineering, Logistics, Quality, Purchasing, and external suppliers to support packaging projects and communicate results. WHAT YOU SHOULD HAVE • Enrollment in a related bachelor’s degree program (Packaging Engineering, Mechanical Engineering, Supply Chain, Materials Science or similar degree with technical aptitude). • On track to graduate in the next 3 semesters. • Interest in hands-on learning and a willingness to learn in a fast-paced environment. • Strong problem-solving, analytical, and critical-thinking skills. • Experience with basic hand tools and comfort working with physical prototypes. • Proficiency in Excel and working with data. • Experience with 3D modeling software is a plus. • Coursework or experience with packaging materials, design, or testing methods such as ISTA or ASTM is a plus. • Experience using AI tools in coursework or projects is a plus. COMPENSATION & BENEFITS Greenheck Group takes pride in providing competitive pay.  The starting base pay range for this position is $22.00/hour - $28.00/hour and is based on position and academic year. In addition to competitive pay, co-ops receive paid time off for company-observed holidays and are eligible for additional financial support through a housing allowance or sign-on bonus. SPECIAL NOTATION The preceding statements are intended to describe the general nature and level of work being performed by people in this position. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills. The Employer retains the right to change or assign other duties to this position. PHYSICAL REQUIREMENTS Work is performed in an office environment and requires the ability to operate standard office equipment, such as a computer and phone. Sedentary work. Exerting up to 10 pounds of force occasionally and/or negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects. Repetitive motion. Substantial motions of the wrists, hands, and/or fingers. The person is required to have close visual acuity to perform an activity such as: preparing and analyzing data, and figures; transcribing; viewing a computer terminal; extensive reading. Occasional mobility required to attend in-person meetings and complete various office tasks. EEO STATEMENT We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. ACCOMMODATIONS REQUEST Greenheck Group complies with federal and state disability laws and makes reasonable accommodations for applicants and candidates with disabilities. To request an accommodation for the application or interview process, please email HR@greenheck.com with your name, job title, posting number, and requested accommodation. RECRUITING FRAUD ALERT At Greenheck Group, your personal information and online safety are our top priorities. Our recruiters will only direct candidates to apply through our official career page at https://greenheckgroup.com/careers/ . We will never request payments, financial account details, or sensitive information such as Social Security numbers. If you’re unsure about the legitimacy of a message, please contact HR@greenheck.com for verification. If you're looking for a place to grow while working with happy, enthusiastic, values-based people, you'll enjoy your career with us!

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