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Director Internal Audit

Clean Harbors
Norwell, MA Intern
POSTED ON 1/1/2026
AVAILABLE BEFORE 2/7/2026
The Director of Internal Audit is responsible for managing the internal audit staff, the performance of the Sarbanes-Oxley audit plan, the performance of other audit plans, to identify cost savings opportunities, and to interface with external auditors regarding the testing of the control environment.

Clean Harbors (NYSE: CLH) is North America’s leading provider of environmental and industrial services. The Company serves a diverse customer base, including a majority of Fortune 500 companies. Its customer base spans a number of industries, including chemical, energy and manufacturing, as well as numerous government agencies. These customers rely on Clean Harbors to deliver a broad range of services such as end-to-end hazardous waste management, emergency spill response, industrial cleaning and maintenance, and recycling services. Through its Safety-Kleen subsidiary, Clean Harbors also is North America’s largest re-refiner and recycler of used oil and a leading provider of parts washers and environmental services to commercial, industrial and automotive customers. Founded in 1980 and based in Massachusetts, Clean Harbors operates in the United States, Canada, Mexico, Puerto Rico and India. For more information, visit www.cleanharbors.com.

Clean Harbors offers all eligible employees a comprehensive benefits package including:

  • Competitive annual salary
  • Opportunities for growth, development and internal promotion
  • Health, Dental and Life Insurance
  • 401k, tuition reimbursement, and paid time off
  • Company paid certifications, licenses and training

Responsibilities

  • Ensuring that Health and Safety is the number one priority by complying with all safe work practices, policies, and processes and acting in a safe manner at all times.
  • Responsible for the direction, development, performance evaluation, management relations, salary allocation, and staffing for the internal audit department staff.
  • Design and execute financial compliance and operational audit programs according to the audit plan, including financial reporting controls, performing operations and compliance audits, reducing outside audit fees by leveraging department work, developing test and inspection procedures, performing independent SOX tests, and communicating findings in a timely manner.
  • Perform risk assessment and develop internal audit plan.
  • Train process owners and functional employees to improve the effectiveness and efficiency of the control environment.
  • Ensure internal control fundamentals are functioning by constant review, monitoring and testing of the control environment.
  • Provide operations management with recommendations to improve overall efficiency and effectiveness of the internal control environment.
  • Provide executive management and audit committee with formal, periodic status and audit findings reports.
  • Maintain a library of SOX and department documentation including developing and maintaining documentation standards for SOX process narratives, matrices, test programs and work paper technique, making the latest versions readily available to process owners, maintaining test work papers, and monitoring and summarizing self-assessment and self- test program results.
  • Responsible for reading, comprehending, and following applicable narratives pertaining to Sarbanes Oxley (SOX) requirements.
  • Responsible for reporting potential control deficiencies noted, procedural changes that have occurred or may occur which may require update to SOX documentation, and to suggest improvements to the financial control environment.
  • Identifying opportunities to rely on entity level controls, reducing/eliminating control testing at the transaction level, leading to reduced hours in support of 404.
  • Other duties as assigned.

Qualifications

  • Bachelor’s Degree in Accounting, Finance or related required.
  • CPA or CIA required.
  • 7-10 years of relevant experience.
  • Audit experience in public accounting or in the internal audit department of a public company.
  • Ability to establish and cultivate internal working relationships.
  • Ability to develop direct reports, build a team.
  • Results driven with highest ethics and integrity.
  • Ability to motivate team, prioritize deliverables and act decisively.
  • Excellent verbal and written communication skills.
  • Strong MS Office Suite skills.
  • Ability to travel 10%.

40-years of sustainability in action. At Clean Harbors, our mission is to create a safer, cleaner environment through the treatment, recycling, and disposal of hazardous materials. Clean Harbors is the leading provider of environmental, energy and industrial services throughout the United States, Canada, Mexico and Puerto Rico. Everywhere industry meets environment, Clean Harbors is on-site, providing premier environmental, energy and industrial services. We are solving tough problems through innovation and proven methodology – come be part of the solution with us.

Join our safety focused team today!  To learn more about our company, and to apply online for this exciting opportunity, visit us at https://careers.cleanharbors.com/. 

Clean Harbors is an equal opportunity employer.

Clean Harbors is committed to providing access, equal opportunity and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation, contact ect@cleanharbors.com or 1-844-922-5547.

Clean Harbors is a Military & Veteran friendly company.

Clean Harbors is committed to complying with applicable pay transparency laws and ensuring fair and equitable compensation. The posted salary range reflects the minimum and maximum target for this role. Final compensation may vary based on factors such as location, experience, skills and business needs. In addition to the base salary, some roles may be eligible for bonus or incentive compensation and a comprehensive benefits package.

  • CH

Salary : $86,500 - $290,239

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