Lead nuclear commissioning strategy, execution, and handover for Monark-D within AtkinsRéalis. Coordinate testing, readiness, configuration control, and regulatory commitments.
The Commissioning Director oversees commissioning from detailed design through final handover. You will establish governance, integrated schedules, procedures, work packages, and readiness criteria. The position coordinates Engineering, Construction, Project Controls, operations, suppliers, maintenance, and the Canadian Nuclear Safety Commission.
Key Responsibilities: Develop commissioning strategy, execution plans, governance, and readiness frameworks
Control schedules, boundaries, testing sequences, resources, and regulatory milestones
Lead procedures, work packages, test plans, acceptance criteria, and records
Manage testing, configuration control, deficiencies, retesting, and performance reporting




Coordinate closeout, system turnover, and final operating organization handover
Requirements: Degree or diploma in engineering, construction, operations, or related discipline
Typically, 15+ years in nuclear power or highly regulated industries
Experience leading commissioning, startup, testing, turnover, or major projects
Knowledge of CNSC expectations, licensing, quality assurance, and nuclear safety
Demonstrated multidisciplinary leadership and senior-level reporting capability
Direct Monark-D nuclear commissioning through readiness, controlled testing, regulatory evidence, closeout, and final operational handover.

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📌 Nuclear Commissioning Director (Ontario)
🏢 AtkinsRéalis
📍 Ontario