Senior Planner - 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. Key Responsibilities Lead the development, implementation, and maintenance of integrated programme and project schedules. Establish and manage planning baselines, critical paths, milestones, and key delivery dependencies. Provide expert schedule analysis, forecasting, and performance assessments to support programme delivery. Identify, assess, and communicate schedule risks, opportunities, and emerging issues, recommending mitigation and recovery strategies. Support project and programme governance through the preparation and presentation of planning data, reports, and insights to senior stakeholders. Ensure planning processes, methodologies, and controls are applied consistently across assigned programmes and projects. Lead scenario planning and schedule optimisation activities to support strategic decision-making. Collaborate with multidisciplinary teams to ensure alignment between engineering, procurement, manufacturing, licensing, and construction activities. Support change management processes by assessing schedule impacts and maintaining accurate programme forecasts. Mentor and support Project Planners and junior planning resources, promoting planning best practice and capability development. Key Attributes Advanced planning, scheduling, and project controls expertise. Strong analytical and problem-solving capabilities with the ability to interpret complex project data. Excellent stakeholder management and communication skills, including engagement with senior leadership teams. Ability to influence project outcomes through data-driven insights and recommendations. Strong leadership and mentoring skills. Experience working within large-scale engineering, infrastructure, energy, nuclear, or other highly regulated environments. Proactive, collaborative, and delivery-focused approach. NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process. 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.