ReqID: SAN00012J **Joining Arup** Arup's purpose, shared values, and collaborative approach have set us apart for over 80 years, guiding how we shape a better world. We collaborate with public and private sector clients to unlock the transformative potential of railways. We offer a broad range of services spanning planning, design, delivery, systems integration, assurance, safety and security assessments, and optimization of railway operation and maintenance performance to unlock the financial value for investors, asset owners, operators and maintainers, while navigating the transition to low carbon and resilient rail. You would be joining our multidisciplinary team focusing on technical excellence and innovative solutions that shape a better future for people and the planet. Given our growing business, Arup is looking for an accomplishedSenior Traction Power Engineer based in our West Geography (California) supporting our client in Sacramento. You will be a key member of Arup's engineering team on the California High Speed Rail, Track and Systems contract, and you will be instrumental in developing Arup's business and capability in Traction Power and Electrification in North America. We are looking for someone with experience of delivering Traction Power systems, the focus very much on 2 x 25KVac electrification, but we are also interested in supporting other forms of electrification such as DC traction on metro / light rail schemes. We are looking for someone who has a real passion to learn, a high level of curiosity, and the versatility to understand and apply different technologies.Additionally, this person must be able to engage with people, and create a positive environment that encourages new engineers to join the team. **The opportunity** For our North American Business: + Have strong domain knowledge in 2x 25KVac, including new technology such as Static Frequency Converters. + Performing traction power simulations, understanding the inputs, different simulation tools, types of scenarios that are considered, and limitations. + Demonstrate a good understanding of the Power SCADA system, and the safety /human factors aspects associated with operation and isolation. + Be well-informed and curious about the electrification in general, in particular the pros and cons of different technologies and products. + Experience in growing capability and developing business. For the California High Speed Rail (CHSR) Project: + Be part of a team delivering the CHSR Traction Power scope. + Working collaboratively with other disciplines and partners within our Track and Systems Construction Contract (TSCC) consortium. + Delivering preliminary designs for Traction Power ensuring full compliance with the Quality Management process. + Providing the technical requirements to enable the procurement of suitable vendors to supply theTraction Power system. + Reviewing the detailed designs from theTraction Powersystems vendors and overseeing the installation and testing of these systems. + Lead the client engagement in your sub-discipline area(s).As such you need strong communication skills, self-awareness and the ability to articulate technical subject matter clearly and succinctly. At Arup, you belong to an extraordinary collective - in which we encourage individuality to thrive. Our strength comes from how we respect, share and connect our diverse experiences, perspectives and ideas. You will have the opportunity to do socially useful work that has meaning - to Arup, to your career, to our members and to the clients and communities we serve. **Is this role right for you?** + Bachelor's degree or equivalent experience in engineering. + Experience working directly with clients in a leadership role. + 10 years of Traction Power experience, preferably 2x 25KVac, but we are also interested in candidates who have worked with DC traction. + Strong preference for candidates who have been involved in a rail systems project from beginning to end and who have direct experience of the practical issues that arise during installation, testing & commissioning and entry into service. + Proven understanding of the application System Safety Certification processes and RAMS. + Knowledgeable in railway standards such as CENELEC, AREMA, MIL-STD, IEEE and EN. + Engineering Concepts, including Design, Verification & Validation, and System Integration. + Professional Engineer designation in California or equivalent is an asset. + Demonstrable understanding of owner/client capital project drivers and priorities. + Basic understanding of construction project procurement approaches, project schedule and cost estimate documents is preferred. + Ability to plan, coordinate and lead design/consulting delivery teams. Please note that all applicants must apply directly via the job portal. If this role is not quite what you are looking for, but you are interested in other opportunities for a future with purpose, please sign