Ensure compliance with relevant regulatory programs, including but not limited to OSHA Process Safety Management (PSM), EPA Risk Management Plan (RMP), Clean Water Act (NPDES/SPCC/FRP), Clean Air Act (Title V), RCRA, DOT/PHMSA, and USCG Facility Security Plans (MTSA). Conduct accident/incident investigations, lead root cause analyses (RCA) for major incidents, near-misses, and significant environmental releases using structured frameworks (e.g., 5-Why, Cause mapping).