.Siemens Mobility is a separately managed company of Siemens. As a leader in transport solutions for more than 160 years, Siemens Mobility is constantly innovating its portfolio in its core areas of rolling stock, rail automation and electrification, turnkey systems, intelligent traffic systems as well as related services. With digitalization, Siemens Mobility is enabling mobility operators worldwide to make infrastructure intelligent, increase value sustainably over the entire lifecycle, enhance passenger experience and guarantee availability. Reporting to the Head of System Engineering Management MT, this role participates in the complete project life cycle of System Engineering for MT projects. Starting with the system concept up to the final validation of the system requirements of the project, this role involves developing a detailed system requirement specification and its assignment to the different subsystems and their interfaces. It is of utmost importance to contribute to the System and product strategy as System engineering is the technical authority of all the projects and has a comprehensive view of customer needs, requirements, market tendencies, and lessons learned from existing projects. Main Tasks & Responsibilities: Leading the signaling system related activities for Mass Transit projects in Spain. Project requirements analysis activities at the system level to provide the complete solution of the signaling system required by the project. Definition of system-related functionalities to fulfill all project-specific needs ensuring a completeness of technical submission and ensuring consistency of the design with customer requirements. Defining the system architecture according to the Siemens Mobility product and systems portfolio for MT. Defining the concept of operation of the System. Coordination with the head of R&D designated for the project. Definition and participation in the technical design of the interface between Siemens signaling system and the different subcontractors. Creation/Maintenance of a User Requirement Specification (URS) to R&D, capturing the gaps of the existing system to be applied against project requirements. Create and define the project plan capturing all the necessary activities to be carried out by the System Manager. Support to the bidding team by working with the different stakeholders involved in the bid process to ensure completeness in the proposed technical solution. Support to the system integration team to ensure a correct and complete integration between the different components of the signaling system and between the signaling system and external parties. Requirements: Experience in a Rail Signaling business. Deep knowledge in Signaling Systems for the MT segment. Desirable knowledge in the Siemens Mobility portfolio for the MT segment. Experience in Requirements Management, specification, traceability, and validation. Deep knowledge in CENELEC standards and V-life Cycle models