Sr. Manager, EHS US

Come Build Your Career at Aecon!

Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.

Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career — you’ll help build what matters to enable future generations to thrive.

At Aecon, you can count on:

• Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.

• Integrity. We lead by example, with humility and courage.

• Accountability. We’re passionate about delivering on our commitments.

• Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.

We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it Aecon Proud.

At Aecon we:

• Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well-being.

• Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.

• Are committed to creating work environments focused on mutual respect, teamwork, collaboration, and new ideas, through meaningful initiatives, training, and partnerships with Veteran groups, to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.

• Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.

Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement — values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.

What is the Opportunity?

The Senior Manager, Environment, Health & Safety (EHS), Nuclear is a key leader responsible for driving the strategic direction, implementation, and continuous improvement of Aecon's EHS programs across nuclear projects and operations. Reporting to the Director, EHS, this role provides leadership, guidance, and oversight to project teams, ensuring excellence in safety culture, regulatory compliance, human performance, and environmental stewardship.

The Senior Manager serves as a trusted advisor to project and business leaders, championing proactive risk management, operational excellence, and continuous improvement initiatives while ensuring compliance with all applicable nuclear, environmental, health, and safety requirements. This role plays a critical part in fostering a strong safety culture that supports Aecon's commitment to protecting people, communities, and the environment.

What You'll Do Here

Strategic Leadership & Governance

• Lead the development, implementation, and continuous improvement of EHS programs, policies, standards, and management systems across nuclear projects.

• Partner with business and operational leaders to integrate EHS excellence into project planning, execution, and decision-making.

• Provide strategic guidance to project management teams on regulatory compliance, risk mitigation, human performance, and safety culture initiatives.

• Drive organizational safety performance through leadership, coaching, accountability, and measurable performance indicators.

• Champion a culture of continuous improvement aligned with nuclear industry best practices and operational excellence principles.

Regulatory Compliance & Stakeholder Engagement

• Serve as the senior EHS representative with regulatory agencies, clients, industry associations, and external stakeholders.

• Ensure compliance with applicable federal, provincial/state, and nuclear regulatory requirements, including environmental, occupational health, radiological safety, and industrial safety standards.

• Lead interactions with audits, inspections, assessments, and regulatory reviews.

• Support client and industry relationships by representing Aecon on matters related to health, safety, environmental protection, and human performance.

Operational Excellence & Risk Management

• Oversee project EHS performance through audits, assessments, inspections, critical control verifications, and management reviews.

• Identify organizational and project-level risks and develop strategies to eliminate or mitigate potential impacts.

• Lead investigations of significant incidents, events, near misses, and radiological concerns to identify root causes and drive sustainable corrective actions.

• Ensure lessons learned and industry operating experience are incorporated into project execution and EHS programs.

• Drive leading indicator programs, field observations, and risk-based safety initiatives to proactively improve performance.

Leadership & Team Development

• Lead, mentor, and develop EHS professionals, managers, and project teams across multiple projects and locations.

• Provide coaching and guidance to project leaders, supervisors, and field personnel regarding safety leadership and accountability.

• Identify competency gaps and develop training strategies to strengthen organizational capability.

• Promote human performance principles and learning organization behaviors throughout the business.

• Foster collaboration across project teams, clients, subcontractors, and operational leadership.

Reporting & Program Management

• Establish and monitor EHS performance metrics, dashboards, and trend analysis.

• Provide executive-level reporting and recommendations to senior leadership.

• Ensure timely closure of corrective actions and continuous improvement initiatives.

• Support proposal development, prequalification submissions (ISNetworld, Avetta, etc.), and client presentations.

• Oversee the maintenance and enhancement of EHS documentation, procedures, and management systems.

What You Bring to the Team

• 10+ years of progressive EHS leadership experience supporting large-scale nuclear, industrial, energy, construction, or infrastructure projects.

• Demonstrated experience leading EHS teams and influencing senior operational leadership in a complex project environment.

• Strong knowledge of nuclear industry regulations, safety culture principles, human performance tools, and regulatory compliance requirements.

• Experience managing audits, assessments, investigations, corrective action programs, and continuous improvement initiatives.

• Proven ability to develop and implement strategic EHS programs that drive measurable improvements in safety and operational performance.

• Strong understanding of occupational health and safety legislation, environmental regulations, workers' compensation programs, and incident management practices.

• Excellent leadership, communication, stakeholder management, and executive presentation skills.

• Bachelor's degree in Occupational Health & Safety, Environmental Sciences, Engineering, Industrial Hygiene, or a related discipline. Advanced education is considered an asset.

• Professional designations such as CRSP, CSP, CHSC, CIH, or equivalent are considered an asset.

• Experience working in unionized and non-unionized environments.

• Ability to travel to project sites as required.

Nuclear-Specific Requirements

• Experience supporting nuclear construction, refurbishment, commissioning, maintenance, or operational environments is strongly preferred.

• Knowledge of radiological protection principles, nuclear quality standards, and human performance programs is considered a strong asset.

• Ability to obtain and maintain security clearances and site access credentials required for nuclear facilities.

• Must be eligible to access and work within U.S. nuclear facilities and Department of Energy sites, where required.

• Must successfully pass all applicable pre-employment screening requirements.

Aecon fosters belonging within and across our organization. We consider all applicants for positions without regard to race, color, religion, sex, national origin, age, mental or physical disabilities, veteran status, and all other characteristics protected by law.

We are committed to adhering to the objectives and requirements outlined in the Equal Employment Opportunity Commission (EEOC), and to meeting the accessibility needs of persons with disabilities in a timely manner, through the implementation of the requirements of the EEOC and its applicable regulations. Appropriate accommodation under the EEOC will be provided upon request throughout the interview and hiring process.

Aecon is committed to ensuring all job postings are compliant with all applicable laws. Any candidate who has a concern regarding the contents of this or any other job posting can email aecon@aecon.com.