At SENER Aerospace and Defense, we are looking to add a Responsible for Defense and Space Mechanisms Development to our team to lead the development of new products in the areas of pointing mechanisms and aerodynamic surface actuation and control systems. **What you will do:** * Analyze and negotiate requirements for new products * Define execution plans and cost estimates * Define product architecture * Coordinate mechanical engineering activities, including 3D design, structural and thermal analysis, mechanical performance analysis, specification and selection of mechanical components (screws, bearings, motors, gearboxes, etc.) * Coordinate with other technical disciplines such as electronics and automation to study system requirements, interfaces, budgets, and performance * Define and execute design validation campaigns; follow-up on prototype manufacturing, assembly, and testing * Product industrialization and production support * Specification of subcontracted work packages * Technical follow-up of suppliers and subcontractors * Direct interaction with the customer * Develop product improvement plans and manage obsolescence * Participate in proposals for new projects (conceptual definition, preliminary design, pre-sizing, planning of verification campaigns, cost and resource estimation, etc.) **What we expect from you:** * Master's or Bachelor's degree in Industrial Engineering (Mechanical specialization), Mechanical Engineering, or equivalent * Minimum of 6 years of experience in mechanical component design, calculation, and testing, and at least 2 years leading product development teams within R&D, Engineering, or Production departments in companies developing proprietary products (automotive, aerospace, rail, machine tools, robotics, etc.) * International experience will be valued. Experience in the following areas will be valued: * Sizing and analysis of machine elements * Structural analysis * Thermal analysis * Functional and environmental testing of prototypes and flight equipment * Product development methodologies * Programming, Python, Matlab/Simulink, or similar. **What we offer you:** These are some of the benefits you will enjoy at SENER Aerospace: * Join a multidisciplinary and highly qualified team working on innovative technological projects at an international level. * Continue your professional development with us and access a wide range of training opportunities (technical training, skill development, languages, etc.). * Take care of yourself with our physical and emotional wellbeing program: sports, workshops, medical services, physiotherapy... * Optimize your salary with our flexible compensation plan (meal card, private health insurance, childcare vouchers, etc.) and benefit from our life and accident insurance. * Flexibilize your way of working! We offer flexible hours, remote work policies, coworking spaces... * Discount portal for you and a dedicated onboarding program for our international employees. * We promote equal opportunities, diversity, and inclusion for everyone and are certified as a Family-Friendly Organization (efr). Through the SENER Foundation, we support activities that encourage knowledge acquisition and contribute to socially responsible engineering development. If this sounds like you, we're waiting... At SENER Aerospace and Defense, we want to go as far as you want to go! \#LI\-IH1