Mechanical Engineer Intern - Summer 2027

CleanHarbors•El Dorado, AR
•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. The program provides hands-on experience supporting projects that contribute to business priorities across environmental, energy, and industrial services operations. Interns work alongside experienced professionals and gain practical skills, industry exposure, and insight into career paths across the company. The internship begins May 17 or May 24, 2027, and runs through August. Interns may spend time at a facility or project site, take part in safety briefings, observe operational processes, assist with project coordination, review operational data, and support initiatives to help operations run safely and efficiently. The role includes exposure to the Mechanical Integrity Program, corrosion monitoring and mitigation, and Process Safety Management practices.

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, stand for prolonged periods, work in various weather conditions, and work at heights.

Nice To Haves

  • Knowledge of P&IDs and piping isometric drawings (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 principles, including Process Hazard Analysis, Management of Change, operating procedures, and incident investigation.
  • Take initiative and demonstrate a proactive approach to learning and problem-solving.
  • Follow safety protocols and support compliance with industry standards and regulations, including Process Safety Management requirements.
  • Participate in safety briefings and observe operational processes.
  • Assist with project coordination, review operational data, and support team initiatives.

Benefits

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