About the role#
This summer internship is for students looking to build sales expertise within the environmental services industry. You will work alongside professionals to grow business and manage customer relationships. The program includes networking opportunities and a final project presentation.
What you'll do#
- Prioritize safety by following all work practices and policies.
- Uphold company values.
- Sell products and services with support from your colleagues.
- Review sales budgets for accounts.
- Research industries, regions, and customers.
- Create account plans for key customers.
- Track customer purchase cycles to plan your outreach.
- Maintain customer satisfaction.
- Coordinate with operations and customer service teams.
- Manage contracts and client relationships.
- Log customer information and interactions.
- Complete a final project to finish the program.
What you'll need#
- High School Diploma or equivalent.
- Current enrollment in an associate or bachelor degree program in Business Administration, Marketing, or Environmental Engineering.
- Standing in your 3rd or 4th year of study.
- Strong communication and teamwork skills.
- Ability to build and maintain professional relationships.
- A valid driver license and reliable transportation.
- Successful completion of a background check, drug test, and physical exam.
Location & details#
- Location: Oshawa, Ontario, Canada.
- Term: Summer 2027.
- Modality: On-site.
- Pay: $20 per hour.
- Employment type: Full time.
About Clean Harbors
Clean Harbors provides environmental and industrial services across North America. Founded in 1980, the company manages hazardous waste, emergency spill response, and industrial cleaning for manufacturing and government clients. It operates as a public company with over 13,000 employees. The business also recycles used oil and provides parts washing services through its Safety-Kleen subsidiary.
How to get in at Clean Harbors
Applying early gives you a distinct advantage at Clean Harbors, as recruiters often review candidates before the applicant pool becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published, helping you apply among the first. This timing ensures your resume is seen while the hiring team is still actively building their shortlist. 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 contact them directly to ask about the position or a referral. This approach often improves your response rates compared to standard online submissions.



