About the role#
The Sales Engineering Co-op provides hands-on experience at the intersection of sales, engineering, and customer engagement. You will work alongside experienced sales professionals to learn how complex engineered systems are specified, sold, and supported. This role focuses on supporting sales team efforts in the medical piped equipment and laboratory markets while building a strong understanding of consultative, relationship-driven technical sales.
What you'll do#
- Support the sales team with quotation, submittal, and follow-up activities.
- Learn about the medical gas and laboratory gas industries, including products, applications, and sales cycles.
- Gain insight into how to go to market using a distribution network.
- Participate in customer visits, sales calls, and training sessions.
- Assist with the creation of product and application training materials and presentations.
- Conduct market research, competitor analysis, and account tracking.
- Maintain and update customer and opportunity data in CRM systems.
- Learn about industry regulations, specifically NFPA 99.
What you'll need#
- Current enrollment in a BS or BA degree program, with a preference for Computer, Electrical, or Mechanical Engineering, Business Administration, or Marketing.
- A minimum 3.0 GPA.
- Interest in technical or consultative sales and engineering-driven products.
- Strong communication, organization, and time-management skills.
- Ability to interact professionally with engineers, contractors, and customers.
- Self-motivated mindset with a willingness to learn and take initiative.
- Familiarity with Microsoft Word, Excel, and PowerPoint.
Location & details#
- Term: Winter 2027.
- Modality: This is a full-time, on-site position.
- Locations: Harrison, Ohio and Mt. Juliet, Tennessee.
- This is a paid position.
About Marmon Holdings, Inc.
Marmon Holdings is a collection of more than 120 autonomous businesses. It operates within the industrial machinery manufacturing sector. The company is a subsidiary of Berkshire Hathaway. It maintains headquarters in Chicago and employs more than 10,000 people.
How to get in at Marmon Holdings, Inc.
Applying early gives you a distinct advantage at Marmon Holdings, as recruiters often review applications as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published, so you can apply among the first before the pile grows. Reaching out to the right person is often more effective than submitting an application into a general queue. Intern Insider surfaces the recruiters behind the company roles so you can reach out directly to ask about the position or a referral, which materially improves your response rates.



