Thales Alenia Space is seeking a TCS/ECLSS (Thermal Control System / Environmental Control and Life Support System) Architect Engineer (Senior). Specification, design and implementation of thermal and environmental support systems for complex spacecrafts. The candidate shall manage both passive and active thermal control systems, and all systems relevant to the environmental control (atmosphere control, air revitalization, temperature and humidity control, water management, fire detection and suppression). The candidate shall define the conceptual thermal and environmental control system architecture, their system and subsystem requirements and shall follow the design implementation in accordance with the requirements and the Customer needs. The candidate shall operate inside a system level core team and interface with Agencies and Customers, with strong communication skills, pro-active problem solving and team-working attitude. A solid background in thermal engineering is required to define and manage complex thermal and fluidic system design.