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 MBA Marketing Interns to join our summer 2026 internship program. The Ecolab MBA Marketing Internship Program allows you the opportunity to make an impact through a challenging, 11-week project in one of our main locations: St, Paul, MN, Naperville, IL, Houston, TX. Throughout the summer, you will gain exposure to senior leaders, network across the organization and understand Ecolab’s businesses, career paths and culture through a variety of opportunities. Concluding your 11-week internship, you will provide senior management, project stakeholders, work teams and alumni with a final presentation sharing the project overview, strategic tactics, overall findings, and recommendations. You can expect to finish the summer with a realistic job preview of what the ‘day-in-the-life’ of an Ecolab associate looks like.  As a marketing function, we are committed to driving growth while providing individuals with a range of developmental career opportunities.  The members of our marketing team have an opportunity to help our customers meet their goals, differentiate Ecolab from our competition, and impact the achievement of our aggressive growth targets.  

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 into an Assistant Marketing Manager position

What You Will Do:

• Identify and capture customer problems and opportunities. Leverage those to develop short-term and long-term new product development strategies and innovative solutions that respond to customer needs, competitive offerings, and changes in market and business priorities. 
• Develop segment and business reviews; work closely with stakeholders to ensure broad alignment of strategies and execution plans. 
• Support sales growth, retention and profitability through strategic planning and execution of marketing programs. 
• Lead new product launches including target customer selection, value proposition development, and pricing. 
• Support marketing strategy including creating and implementing strategies and plans for products and programs. This includes on-going market research, program development and positioning, pricing strategies and budgeting / forecasting. 
• Collaborate with other departments to produce world-class marketing collateral materials and manage the development of marketing and sales aid/promotional materials to effectively promote and sell our products. 

Position Details:

• 11-week paid internship program
• Marketing positions located in St. Paul, MN, Naperville, IL, & Houston, TX
• Relocation assistance may be available
• Opportunity for a hybrid work environment, balancing in office days with working remotely

Minimum Qualifications:

• Pursuing an MBA degree in Marketing with an anticipated graduation date of December 2027 or May/June 2028
• Two years of professional experience pre-MBA

Preferred Qualifications:  

• Leadership and influencing skills with the ability to drive self, influence others and provide recommendations to senior leadership. 
• Project management skills with strong analytical, critical thinking and problem-solving skills.  
• Ability to manage competing priorities. 
• Ability to collaborate in diverse, cross-functional teams and environment.  
• Ability to cultivate relationships with internal and external customers. 

• Strong communication, organization and presentation skills 

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.

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.