Mechanical Engineer Intern - Summer 2027

Clean Harbors • El Dorado, AR

14h • Onsite

About The Position

Clean Harbors El Dorado Incinerator is seeking a Mechanical Engineer Intern for its Summer 2027 program. This in-person internship is based at the El Dorado, Arkansas Incinerator and is not eligible for remote work. Interns work alongside experienced professionals and support projects that contribute to business priorities across environmental, energy, and industrial services operations. The program offers hands-on experience, mentoring and engagement with teams and leaders, exposure to the environmental services industry and Clean Harbors operations, and an opportunity to explore career paths across the company's lines of business.

The internship begins on May 17 or May 24, 2027, and runs through the summer, ending in August. Interns may spend time at a facility or project site, participate in safety briefings, observe operations, and learn how teams manage environmental services and hazardous materials. They may also assist with project coordination, review operational data, and support initiatives that help operations run safely and efficiently.

Requirements

• Currently pursuing a bachelor's degree in mechanical engineering at an accredited college or university.
• Strong interest in learning about the environmental services industry.
• Ability to work collaboratively in a professional team environment.
• Strong communication, organization, and problem-solving skills.
• Proficiency in Microsoft Office or other relevant technical tools.
• Proficiency in CAD or similar software for updating and modifying engineering drawings.
• Ability to lift up to 50 pounds, climb ladders, stoop, bend, and stand for prolonged periods; work may involve exposure to various weather conditions and heights.

Nice To Haves

• Knowledge of P&IDs and piping isometrics (ISOs).

Responsibilities

• Comply with safe work practices, policies, and processes, and act safely at all times.
• Assist with implementation and maintenance of the Mechanical Integrity Program.
• Learn about corrosion mechanisms and participate in corrosion monitoring and mitigation activities.
• Gain exposure to Process Safety Management (PSM) principles, including Process Hazard Analysis (PHA), Management of Change (MOCs), operating procedures, incident investigation, and other PSM elements.
• Take initiative and use a proactive approach to learning and problem-solving.
• Follow safety protocols and ensure compliance with industry standards and regulations, including PSM requirements.
• Support projects, project coordination, operational data review, and team initiatives as needed.

Benefits

• Competitive pay.
• Hands-on experience working alongside experienced professionals.
• Engagement with teams, mentors, and leaders across the organization.
• Meaningful projects supporting real business priorities.
• Education about the environmental services industry and Clean Harbors operations.
• Exposure to different career paths across the company's lines of business.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern