North American environmental and industrial services operator with 40+ year track record
Clean Harbors is a large-scale operator in hazardous waste management, industrial cleaning, and recycling across North America. The tech stack reveals a dual-track operation: enterprise data infrastructure (Databricks, Spark, Airflow, Kafka across Azure/AWS/GCP) alongside heavy industrial automation systems (Wonderware, Rockwell, ABB). Hiring velocity is accelerating with operations roles dominating (116 of 193 open positions), paired with active projects in data lakehouse architecture and plant-level data collection—indicating a push to centralize visibility across fragmented work sites and improve operational efficiency at scale.
Notable leadership hires: Health and Safety Director, Operations Director
Clean Harbors provides end-to-end environmental and industrial services to Fortune 500 companies and government agencies across chemical, manufacturing, and energy sectors. The company operates hazardous waste management, emergency spill response, industrial cleaning, recycling, and field services throughout the United States, Canada, Mexico, and Puerto Rico. Through its Safety-Kleen subsidiary, it also operates North America's largest used-oil re-refining and recycling operation. With 10,000+ employees and a diversified customer base, the company manages complex compliance obligations, equipment-intensive operations, and geographically distributed work sites.
Data infrastructure: Databricks, Spark, Airflow, Kafka on Azure/AWS/GCP. Industrial systems: Wonderware InTouch and Historian, Rockwell Automation, ABB. Development: Python, Java, JavaScript, .NET, Angular. Enterprise: Salesforce.
Norwell, Massachusetts. Operations span United States, Canada, Mexico, and Puerto Rico. Hiring active in US, Canada, and India.
Clean Harbors's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →
This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.