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Internships at Mars

As of November 13, 2026, InternScout lists 10 open student roles at Mars. They range from internships to co-ops and research. That includes 1 co-op. 100% list pay or say they are paid. The most common start term is Summer 2027.

Open roles
10: 10 internships and 1 co-op
Start
Summer 2027 (10)
Where
Franklin, TN (4), Greenville, MS (2), Lebanon, TN (2) and 2 more places
Listed pay
10 of 10 roles say they are paid; no rate given
Fields
Engineering (2), Environmental Science and Engineering (2) and Marketing (2)
Newest posting
November 12, 2026
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Bar chart of the 10 open roles on this page by state: Tennessee 6, Mississippi 2, Pennsylvania 1, South Dakota 1.
Where these 10 roles are, counted from the open listings (a role in two states counts in each).

From Mars'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.

  • Engineering

    2 open roles. Start terms: Summer 2027 (2). Locations: Greenville, MS (1) and Lebanon, TN (1).

    Example posting: Summer 2027 Mars Food Engineering Internship – Greenville, Mississippi.

  • Environmental Science and Engineering

    2 open roles. Start terms: Summer 2027 (2). Locations: Greenville, MS (1) and North Sioux City, SD (1).

    Example posting: Summer 2027 Mars Food Quality, Food, and Safety Internship – Greenville, Mississippi.

  • Marketing

    2 open roles. Start terms: Summer 2027 (2). Locations: Franklin, TN (2).

    Example posting: Summer 2027 Mars Petcare Market Insights Internship.

When do Mars internships start?

All 10 open roles start in Summer 2027.

Where are Mars internships?

The open roles are in Franklin, TN (4), Greenville, MS (2), Lebanon, TN (2), Elizabethtown, PA (1) and North Sioux City, SD (1).

Does Mars pay interns?

10 of the 10 open roles say they are paid, but the postings don’t give a rate.

When does Mars post internships?

The open roles were posted between October 21 and November 12, 2026. InternScout checks for new ones every day.

How do I apply to Mars?

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

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

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Updated November 13, 2026. Listings are collected from public job boards several times a day; always check the posting on the employer's site before applying.