Location: Madrid Tres Cantos, SpainA Joint Venture between Thales (67%) and Leonardo (33%), Thales Alenia Space is a integral space manufacturer delivering, for more than 40 years, high-tech solutions for telecommunications, navigation, Earth Observation, environmental management, exploration, science and orbital infrastructures. Thanks to our diversity of skills, talents and cultures, our customers (governments, institutions, space agencies, telecommunications operators), therefore have Space to Connect, Secure & Defend, Observe & Protect, Explore, Travel & Navigate.Thales in Spain is a leader in technological solutions applied to Defence, Aeronautics, Security, Transportation and Space and, furthermore, is a global centre for excellence in Space, Security of Critical Infrastructures and Transportation. With a turnover of €320 million and a staff of 1,200, it exports approximately 40% of its total production principally to the Middle East, North Africa and Latin America.

We are looking for a Master Planner to join our team and lead planning and scheduling activities across complex engineering projects.

The successful candidate will be responsible for developing and maintaining end-to-end project schedules, coordinating cross-functional teams, and ensuring the effective allocation of resources to meet project milestones and delivery commitments. This role requires strong analytical capabilities, planning expertise, and the ability to manage multiple projects simultaneously in a dynamic engineering environment.

Key Responsibilities

Master Planning & Scheduling





Develop and maintain detailed end-to-end project schedules tailored to each engineering project. Coordinate timelines across Engineering, Procurement, Manufacturing and Delivery teams. Manage project dependencies and critical paths to ensure alignment with business objectives and customer commitments. Drive the Master Planning process for hardware engineering projects.

Resource & Capacity Planning

Analyze resource requirements across multiple concurrent projects. Optimize the allocation of workforce, equipment, facilities and materials. Perform Rough-Cut Capacity Planning (RCCP) analyses to assess resource availability and future capacity needs. Conduct load balancing and workload leveling activities across projects and functions. Support the identification of resource constraints and propose effective mitigation actions.

Multi-Project Management & Monitoring

Monitor the progress of multiple projects running simultaneously. Perform multi-project analysis across different technical disciplines and business functions. Evaluate risks, constraints and competing priorities to support informed decision-making. Prioritize projects based on delivery commitments, customer needs, resource availability and business objectives. Ensure planning consistency and alignment across all project portfolios.





Reporting & Stakeholder Coordination

Provide regular project status updates to key stakeholders. Identify potential delays, schedule risks and bottlenecks, proposing mitigation and recovery plans when necessary. Support project teams and management in tracking project performance and delivery milestones. Facilitate coordination and communication across departments to ensure successful project execution.

Planning Tools & Methodologies

Develop and maintain project schedules using planning tools and methodologies. Apply project planning techniques such as:Gantt ChartsCritical Path Method (CPM)Capacity PlanningResource Loading and Leveling Contribute to the continuous improvement of planning processes, tools and reporting practices.

Education & Qualifications

Bachelor's Degree in Engineering, Industrial Engineering, Business Administration, Economics or a related discipline. Master's Degree in Project Management, Operations Management or a related field is considered an advantage.

Skills & Experience

Essential

Experience in project planning, scheduling or project controls within a structured engineering, industrial or manufacturing environment. Experience managing multiple projects simultaneously. Knowledge of project scheduling techniques, resource planning and capacity management. Strong analytical and problem-solving skills. Experience using planning and scheduling tools. Knowledge of ERP systems and project management environments. Advanced proficiency in English, both written and spoken.

📌 Master Planner (Tres Cantos)
🏢 Thales
📍 Tres Cantos