Research and Development Intern

ecolab· (USA) Ecolab USA Inc.
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📍 USA - Illinois - Naperville📍 USA - Minnesota - EaganFull time💰 USD 22–25

About this role

Own your future as an intern at Ecolab! Our internship program provides you with invaluable insights from leaders across Ecolab, engaging and challenging projects, opportunities for personal and professional growth, extensive networking, and the chance to immerse yourself in our innovative and dynamic environment. 


Ecolab is seeking Research, Development & Engineering Interns to join our summer 2027 Internship program. A research and development engineering intern will support all business units of a globally diversified technology/service company, creating a dynamic, challenging, and varying work environment. This position will entail a variety of Chemistry, Chemical, Mechanical, or Electrical Engineering work with a focus on either new product/application development or process engineering. As an RDE intern, you will participate in and support all stages of product development and application commercialization, from initial product idea generation and brainstorming to the final manufacturing process and post-launch support. 


What’s in it For You:  

  • The opportunity to take on some of the world’s most meaningful challenges, helping customers achieve clean water, safe food and healthy environments 
  • The ability to make an impact and shape your career with a company that is passionate about growth  
  • The support of an organization that believes it is vital to include and engage diverse people, perspectives and ideas to achieve our best 
  • Apply what you learn in the classroom to meaningful projects that have genuine business impact      
  • Finish your internship with a realistic job preview of what a “day in the life” of an Ecolab associate looks like     
  • Be considered for a full-time job offer (to start upon graduation) at the end of a successful internship. 

What You Will Do:  

  • Perform research, design, and test, for product improvement and development of new and launched products, chemical dispensing systems, and/or control systems 
  • Test, evaluate, and analyze formulations and/or systems to determine or prove performance and reliability  
  • Identify and evaluate technologies to advance the performance and reliability of existing and new products  
  • Ensure compliance with design criteria and standards  
  • Chemical Engineers: Design experiments to understand the dynamics of chemical processes and formulations  
  • Mechanical Engineers: Participate in the design and development of new chemical dispensers and control systems  
  • Electrical Engineers: Participate in the design and development of new embedded circuit board designs 

Position Details: 

  • 11-week paid internship program, starting on Tuesday, June 1, 2027 
  • Positions are located in Eagan, MN and Naperville, IL
  • Relocation assistance may be available 
  • Opportunity for a hybrid work environment, balancing office days with working remotely  

Minimum Qualifications:  

  • Pursuing a Bachelor’s degree in Chemical Engineering, Mechanical Engineering, Electrical Engineering, or Chemistry with an anticipated graduation date of December 2027 or May/June 2028 
  • Immigration sponsorship not available for this role 
  • 11-week internship program, starting on Tuesday, June 1, 2027 


Preferred Qualifications:  

  • Demonstrated project leadership skills  
  • Excellent analytical and problem-solving skills  
  • Effective oral communication skills, organizational skills, and attention to detail  
  • Experience developing test procedures and methods, and execution of tests  
  • Ability to work both independently and as a team member  
  • Sound academic training 

About Ecolab 

A trusted partner at nearly three million customer locations spanning over 170 countries, Ecolab is the global leader in water, hygiene and infection prevention solutions and services. Our team delivers comprehensive solutions, data-driven insights and personalized service to advance food safety, maintain clean and safe environments, optimize water and energy use and improve operational efficiencies and sustainability for customers in the food, healthcare, hospitality and industrial markets. 


When you come to work at Ecolab, you get to take on some of the world’s most meaningful challenges and have the opportunity to learn and grow, shape your career, make an impact and quickly see the importance of your work. 

Annual or Hourly Compensation Range:

$22 - $25/hour Many factors are taken into consideration when determining compensation, such as experience, education, training, geography, etc. We comply with all minimum wage and overtime laws.

Benefits 

Ecolab provides the following benefits: medical, dental, vision, life insurance, accident insurance, critical illness insurance, hospital indemnity insurance, auto insurance, home insurance, pet insurance, identity theft protection, short-term and long-term disability, 401k, pension plans, retirement health care benefits, short-term incentives, vacation (12 days), holidays, parental leave, employee stock purchase plans (Full-Time Associates), discount on day care services and caregiver services, adoption assistance, group legal services, employee assistance program, employee discount program, and education assistance program, on-Site childcare and fitness facilities may be available at select Ecolab locations. Click here for additional benefits information. If you are viewing this posting on a site other than our Ecolab Career website, view our benefits at jobs.ecolab.com/working-here.


Potential Customer Requirements Notice

To meet customer requirements and comply with local or state regulations, applicants for certain customer-facing roles may need to:

- Undergo additional background screens and/or drug/alcohol testing for customer credentialing.


Americans with Disabilities Act (ADA) 

Ecolab will provide reasonable accommodation (such as a qualified sign language interpreter or other personal assistance) with our application process upon request as required to comply with applicable laws. If you have a disability and require accommodation assistance in this application process, please visit the Recruiting Support link in the footer of each page of our career website.  

Frequently Asked Questions

What is the salary for the Research and Development Intern role at ecolab?
The listed salary for this Research and Development Intern position at ecolab is USD 22–25. This is an Full time role.
Where is the Research and Development Intern position at ecolab located?
This Research and Development Intern role at ecolab is based in USA - Illinois - Naperville, USA - Minnesota - Eagan. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Research and Development Intern role at ecolab full-time or part-time?
This is listed as a Full time position. It is posted as a Research and Development Intern role in the (USA) Ecolab USA Inc. department at ecolab.
Which team or department does the Research and Development Intern at ecolab belong to?
This Research and Development Intern position is part of the (USA) Ecolab USA Inc. department at ecolab. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Research and Development Intern position at ecolab?
Click the "Apply Now" button on this page. You will be redirected to ecolab's official application portal hosted on workday where you can submit your application directly.
When was the Research and Development Intern job at ecolab posted?
This Research and Development Intern position at ecolab was posted on Sep 23, 2026. Apply as soon as possible — early applications are often reviewed first.
Research and Development Intern
ecolab · 💰 USD 22–25
Apply for this role ↗

You'll be redirected to ecolab's official application page on Workday.