Lead architectural trade-off analyses to balance evolving customer requirements with cost, risk, opportunity, schedule, and critical performance objectives throughout project execution; lead requirements allocation, interface definition, performance assessment, and management of critical parameters throughout the project lifecycle, arbitrating technical decisions across internal and external contributors; and review, assess, and manage technical risks and opportunities in collaboration with the System Engineering Manager (SEM), ensuring mitigation plans are defined, monitored, and executed across bids and projects. Ensure full compliance of the solution with product policies, production and service strategies, contractual obligations, and applicable regulations (including export controls, Environmental/HSE, safety, and security); verify that the engineering environment (processes, practices, and tools) complies with company and country requirements while optimizing overall solution cost, technical risk, and schedule; and approve technical specifications and source selection for outsourced subsystems and products in accordance with Make-Team-Buy policy, export restrictions, and offset requirements.