Senior Planning Manager – SMR

Finding solutions to climate change is the priority of the 21st century, and means switching to low-carbon energy. At Assystem, our mission is to accelerate the energy transition worldwide. To achieve this, our 7,500 Switchers combine their historical engineering expertise and project management with digital technologies.

In our 12 countries (Europe, Middle East, Asia) of operation, we are working on the production and distribution of low-carbon electricity, through the development of nuclear and renewable energies. We are also supporting the modernisation and development of energy grids, managing the setup and siting for new transmission and distribution networks, and using hydrogen to decarbonise the transport and industry sectors.

Job Description

Key Responsibilities

• Lead the planning and scheduling function across major programmes, portfolios, or business areas.
• Establish and maintain integrated programme schedules, planning governance, and performance management frameworks.
• Provide strategic schedule leadership and oversight to support programme delivery and organisational objectives.
• Ensure planning standards, methodologies, processes, and controls are consistently applied across all projects and programmes.
• Deliver high-quality schedule analysis, forecasting, critical path assessment, and performance reporting to senior leadership.
• Lead the identification and management of schedule risks, opportunities, constraints, and interdependencies.
• Support executive decision-making through scenario modelling, schedule optimisation, and strategic planning recommendations.
• Act as the senior planning authority for programme reviews, governance forums, and stakeholder engagements.
• Collaborate with Project Controls, Risk, Cost, Engineering, Supply Chain, and Delivery teams to ensure integrated project performance management.
• Assess and manage the schedule impacts of change, ensuring forecasts remain accurate and aligned with programme objectives.
• Lead, mentor, and develop planning teams, creating a culture of continuous improvement and professional excellence.
• Drive improvements in planning capability, tools, systems, and organisational maturity.

Qualifications

Key Attributes

• Extensive experience in project planning, scheduling, and project controls leadership.
• Strong strategic thinking and ability to manage planning across large, complex programmes and portfolios.
• Excellent leadership, coaching, and team development capability.
• Advanced analytical skills with the ability to translate complex data into actionable business insights.
• Strong stakeholder management skills with experience engaging executive and director-level audiences.
• Ability to influence decision-making and drive delivery performance across multidisciplinary teams.
• Deep understanding of programme governance, risk management, change control, and integrated project controls.
• Experience within major engineering, infrastructure, energy, nuclear, defence, or other highly regulated sectors.

Additional Information

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

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