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Internships at Ecolab

As of November 11, 2026, InternScout lists 11 open student roles at Ecolab. They range from internships to co-ops and research. That includes 1 co-op and 1 research position. 90% list pay or say they are paid. The most common start term is Summer 2027.

Open roles
11: 10 internships, 1 co-op and 1 research position
Start
Summer 2027 (8)
Where
Saint Paul, MN (6), Naperville, IL (5), Eagan, MN (2) and 45 more places
Listed pay
$22 to $25 an hour, on 8 of 11 roles
Fields
Sales (4), Marketing (2) and Agriculture (1)
Newest posting
November 10, 2026
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Bar chart of the 11 open roles on this page by state: Minnesota 7, Illinois 5, Arizona 3, Indiana 3, Texas 3, California 2; 25 more in 20 other states.
Where these 11 roles are, counted from the open listings (a role in two states counts in each). Not shown: 25 more in 20 other states.

From Ecolab's current postings

Counts below cover the fields shown. A role can name more than one field or location. Example pay is shown as listed.

  • Sales

    4 open roles. Start terms: Summer 2027 (2). 2 postings do not name a start term with a year. Locations: Phoenix, AZ (2), Salt Lake City, UT (2) and 30 more places.

    Example posting: Animal Health, Dairy Farm, Agriculture Industry - Technical Sales Intern. Listed pay: $23.00 - $25.00 per hour.

  • Marketing

    2 open roles. Start terms: Summer 2027 (2). Locations: Naperville, IL (2), Saint Paul, MN (2) and 1 more place.

    Example posting: MBA Marketing Intern. Listed pay: $2,100/week.

  • Agriculture

    1 open role. Start terms: Summer 2027 (1). Locations: Columbus, OH (1).

    Example posting: Animal Health, Dairy Farm, Agriculture Industry - Technical Sales Intern. Listed pay: $23.00 - $25.00 per hour.

When do Ecolab internships start?

Summer 2027 is the most common start: 8 of the 11 open roles. 3 don’t say.

Where are Ecolab internships?

The open roles are in Saint Paul, MN (6), Naperville, IL (5), Eagan, MN (2), Houston, TX (2), Phoenix, AZ (2) and 43 more places.

Does Ecolab pay interns?

8 of the 11 open roles list pay, from $22 to $25 an hour.

When does Ecolab post internships?

The open roles were posted between September 18 and November 10, 2026. InternScout checks for new ones every day.

How do I apply to Ecolab?

Every role on this page links to the application on Ecolab’s own site. InternScout doesn’t take applications or fees.

InternScout is not affiliated with Ecolab. These are roles InternScout found on Ecolab's public job boards; always apply on the employer's own site.

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Updated November 11, 2026. Listings are collected from public job boards several times a day; always check the posting on the employer's site before applying.