Senior Site EHS Manager-EPC Nuclear Build; SMR

Senior Site Environment, Health & Safety (EHS) Manager to lead field execution of the EHS program for a first‑of‑a‑kind nuclear new build construction project. This position will serve as the senior EHS leader on site, responsible for driving safe execution across all phases of construction including site preparation, major civil works, structural erection, mechanical and electrical installation, commissioning, and transition to operations.

The Senior Site EHS Manager will provide daily leadership and direction to a multidisciplinary EHS organization while partnering with project management, EPC contractors, subcontractors, craft labor, regulators, and owner representatives to ensure the highest standards of safety performance and nuclear safety culture are maintained throughout project execution.

This role requires a seasoned construction safety leader with significant experience leading EHS programs on large‑scale industrial projects in nuclear, power generation, heavy civil, petrochemical, energy, or other high‑hazard construction environments.

• Lead all day‑to‑day EHS activities for a large multi‑employer construction project consisting of EPC contractors, subcontractors, suppliers, and support organizations.
• Establish and maintain a visible field presence, engaging workforce leaders, supervisors, construction managers, and craft personnel daily.
• Provide leadership, coaching, development, and performance management for site EHS professionals.
• Champion a safety culture where every worker is empowered and expected to identify hazards, raise concerns, and exercise stop‑work authority.
• Serve as the principal EHS advisor to site leadership regarding operational risk and project execution.

• Implement and continuously improve the project Environmental, Health & Safety Management System.
• Ensure compliance with all applicable:
  • OSHA requirements
  • Federal, state, and local regulations
  • Environmental permits
  • Owner requirements
  • Contractual obligations
  • Corporate EHS standards
• Maintain the Site EHS Plan and associated procedures, standards, and work instructions.
• Establish site‑specific EHS programs that support construction, testing, commissioning, and turnover activities.

Lead implementation and verification of controls for high‑risk construction activities including:

• Cranes, rigging, and engineered lifts
• Heavy haul and transport operations
• Structural steel erection
• Deep excavations and trenching
• Work at height
• Scaffolding systems
• Confined space entry
• Hazardous energy control (LOTO)
• Temporary power and electrical safety
• Concrete placement and formwork systems
• Heavy equipment operations
• Vehicle and pedestrian interface management
• Industrial hygiene hazards
• Pressure testing and mechanical completion activities
• Simultaneous operations (SIMOPS) management

Ensure effective risk assessments, job hazard analyses, permit‑to‑work systems, pre‑job planning, and field verification processes are consistently applied before work begins.

• Evaluate contractor EHS performance and effectiveness through inspections, audits, field observations, and performance reviews.
• Review and approve contractor EHS plans, mobilization packages, methodologies, and risk assessments.
• Validate qualifications of contractor EHS personnel assigned to the project.
• Drive accountability for safe execution while maintaining strong collaborative relationships across project stakeholders.
• Intervene when conditions or behaviors fail to meet project requirements and stop work where necessary to prevent serious injury or environmental impacts.

• Develop and implement…