Principal Rail Traction Power and Substation Engineer

ionate is hiring a Principal Power Electronics Engineer in London. This senior position centers on creating and refining advanced power electronics solutions to boost energy efficiency and system performance. The work plays a direct role in supporting client projects as the energy sector evolves. Role overview The Principal Power Electronics Engineer will design and develop solutions for complex power systems. The position requires deep technical knowledge and the ability to address client requirements in a rapidly changing industry. Key focus areas Designing advanced power electronics systems Improving energy efficiency and overall system performance Supporting client needs within the energy sector Requirements Extensive experience in power electronics engineering Strong understanding of power systems Ability to develop solutions for evolving client and industry needs

Join comind as the Electronics Engineering Manager, where you will lead a dynamic team in developing cutting-edge electronic solutions. Your expertise will drive innovation and enhance our product offerings, making a significant impact in the technology landscape.

Join Wabtec Corporation as an Electronics Engineering Specialist and contribute to cutting-edge projects that shape the future of transportation technology. In this role, you will be responsible for designing, developing, and implementing innovative electronic systems that enhance the efficiency and safety of railway operations.

About OLIXAs artificial intelligence evolves at an unprecedented pace, the demand for advanced computing solutions has surged, revealing a critical infrastructure gap in the industry. Traditional hardware designs, which have remained unchanged for over a decade, can no longer meet the escalating needs of AI applications. At OLIX, we are pioneering the next generation of computing technology with our Optical Tensor Processing Unit (OTPU), designed to deliver unmatched performance and energy efficiency that surpasses existing chip technologies.The RoleWe are on the lookout for a seasoned Senior Electronics Engineer to join our team and play a vital role in developing high-speed, mixed-signal, and power-dense electronics that will be integral to OLIX's optical computing platforms. In this position, you will collaborate with diverse teams, including ASIC, FPGA, Optical, Mechanical, Firmware, and Systems, to create robust and energy-efficient hardware accelerators, including advanced PCIe-based platforms and systems capable of operating at speeds exceeding 25–56Gb/s.You will report to the Electronics Engineering Manager and be involved in both practical execution and strategic technical direction across board-level and subsystem design.ResponsibilitiesDesign and develop high-speed multilayer PCBs that support serial interfaces operating at 25–56Gb/s+ (e.g., PCIe Gen4/Gen5, SERDES-based links).Implement and validate high-current, low-voltage power delivery networks for ASICs and FPGAs.Conduct signal integrity (SI) and power integrity (PI) analysis during schematic and layout phases.Contribute to PCB stack-ups, routing constraints, impedance control strategies, and return path methodologies.Engage in lab-based board bring-up, debugging, and high-speed compliance validation.Assist in the integration of analog front-ends, clock architectures, and mixed-signal subsystems.Collaborate across teams to ensure optimal system performance, manufacturability, and reliability.Support EVT/DVT/PVT builds and transition to production while producing thorough design documentation and validation reports.

Statkraft is looking for a Senior Power Systems Engineer to join the London office. This position centers on creating solutions that address shifts in the energy sector. Role focus The Senior Power Systems Engineer will work on challenges related to the evolving energy landscape. The work involves applying deep knowledge of power systems to develop practical responses to industry changes. What you bring Expertise in power systems engineering Strong interest in shaping the future of energy systems

About Helsing Helsing is an AI company focused on defense, working to help democracies maintain control over their own ethical standards. The team includes engineers, AI specialists, and program managers who collaborate closely with clients. Helsing values open discussion about technology's role in defense, its benefits, and the ethical questions it raises. Role Overview: Lead Electronics Engineer The Lead Electronics Engineer will define and oversee the electronic architecture for Helsing's marine robotic systems. This person will guide projects from early concept through to validated, production-ready hardware. The position connects electronics directly with AI, software, navigation, and control systems, enabling advanced autonomous capabilities on Helsing's platforms. What You Will Do Shape the electronic architecture for marine robotic systems from concept to production. Work with AI and software engineers to ensure hardware interfaces, sensor integration, and power systems support onboard inference and real-time autonomy. Collaborate with navigation and control engineers to integrate electronic subsystems that improve guidance, communication, and decision-making at sea. Partner with mechatronics and test engineers to ensure designs are manufacturable, validated, and reliable in operational environments. Provide technical leadership, making architectural decisions that balance scalability and cost-effectiveness across disciplines. Contribute to the development of platforms such as the SG-1 Fathom and the Lura AI system, supporting the defense of democratic nations. Locations Munich, Berlin, London, Paris, Warsaw, Tallinn, and Plymouth. Learn More For details on Helsing's marine products, visit https://helsing.ai/de/lura.

Your Role:Join our dynamic Electrification & Power team as a Senior Rail Traction Power and Substation Engineer, where you will play a vital role in the successful delivery of rail projects that meet client expectations and industry standards.In this position, you will ensure accuracy in design and calculations, maintaining cost-effectiveness and compliance with all relevant codes and standards. As part of a growing team, your contributions will span the entire project lifecycle, from feasibility studies to detailed design and construction support. You will also have the opportunity to engage with international projects.Key Responsibilities:Oversee technical delivery across key projects, operating at an Independent Checker level.Mentor and support the development of engineers within the team.Provide Expertise:Take charge of the technical oversight and delivery of design packages at various project stages, contributing to the growth of traction power and substation capabilities.Collaborate:Work closely with project managers to coordinate technical delivery, providing guidance to designers and junior engineers, and liaising with clients and stakeholders as necessary.Ensure Quality:Develop comprehensive design documentation, including calculations, reports, and specifications. Conduct independent technical checks to ensure compliance with standards and project requirements.Anticipate:Perform site visits and surveys to inform design development. Review and develop project specifications for construction and provide design support during the construction phase, ensuring alignment with design intent. A solid understanding of Health & Safety and CDM requirements is essential.

Join Ramboll as a Principal Electrical Engineer in our London office, where you'll lead innovative projects and collaborate with a talented team of engineers. This role offers an exciting opportunity to shape the future of electrical engineering in a dynamic environment.

Join our dynamic team at AFRY as a Principal Civil Engineer, where you will lead innovative projects and drive engineering excellence in the heart of London. We are looking for a talented professional who can demonstrate exceptional technical skills and a commitment to sustainability and infrastructure development.

Join Our Team as a Principal Geotechnical EngineerWe offer a competitive salary based on experience and qualifications, reaching up to £60,000 per annum, in addition to a comprehensive benefits package.Location: South East LondonOur esteemed consultancy firm is on the lookout for a Principal Geotechnical Engineer to bolster our Geotechnical National Service line at our London office. We seek individuals who are ideally Civil Engineers with a minimum of 4 years' experience. You will be stepping into a highly respected professional team known for its commitment to quality, technical expertise, and the delivery of commercially viable solutions for our clients.As the Principal Geotechnical Engineer, you will focus on ground movement analysis and collaborate closely with structural engineers on a portfolio of significant developments in London and across the nation. You will be responsible for delivering integrated ground investigations, preparing interpretative reports, and providing geotechnical design advice for a diverse array of projects, including tall towers, deep basements, retaining walls, ground improvement, and earthworks by leveraging both national and local resources. Your role will also involve sharing technical support across the business, enhancing the resilience and strength of our national virtual team.

Join Alten as a Senior Power Systems Engineer and be part of an innovative team dedicated to delivering cutting-edge solutions in the energy sector. In this role, you will leverage your expertise in power systems to design and implement complex engineering projects, ensuring efficiency and effectiveness in energy management.

Join OLIX: Pioneering the Future of AI HardwareAt OLIX, we are at the forefront of addressing the unprecedented growth of AI technology, which is reshaping industries and demanding a revolution in hardware infrastructure. Our flagship innovation, the Optical Tensor Processing Unit (OTPU), represents a paradigm shift in chip design, offering unparalleled performance and energy efficiency that current technologies cannot achieve.Your Role as a Staff Electronics EngineerWe are on the lookout for a talented Staff Electronics Engineer to spearhead the development of high-speed, mixed-signal, and compact power electronics that are integral to OLIX’s optical compute platforms. In this role, you will collaborate closely with teams across ASIC, FPGA, Optical, Mechanical, Firmware, and Systems to deliver cutting-edge, energy-efficient hardware solutions, including PCIe-based platforms and integrated systems operating at speeds exceeding 25–56Gb/s.You will report directly to the Electronics Engineering Manager, taking on both hands-on execution and strategic technical leadership in board-level and subsystem design.Key ResponsibilitiesArchitect and guide the technical direction of intricate high-layer-count PCBs and accelerator subsystems.Develop and implement signal integrity and power integrity strategies across entire product lines.Lead initiatives focused on energy-efficient hardware design and optimization of performance-per-watt.Conduct schematic and layout reviews, providing mentorship in high-speed design best practices.Oversee the complete product-level hardware development process from concept to production independently.Serve as a technical authority in cross-functional design discussions.Design and develop high-speed multilayer PCBs supporting serial interfaces such as PCIe Gen4/Gen5 and SERDES-based links.Implement and validate high-current, low-voltage power delivery systems for ASICs and FPGAs.Perform comprehensive signal integrity (SI) and power integrity (PI) analysis during schematic and layout phases.Define PCB stack-ups, routing constraints, impedance control strategies, and return path methodologies.

Join AECOM as a Principal RAMS Engineer, where you will play a crucial role in ensuring the reliability, availability, maintainability, and safety of our engineering projects. You will be responsible for leading RAMS assessments, implementing innovative methodologies, and collaborating with multidisciplinary teams to deliver exceptional results.

Are you a visionary leader with a passion for technology? Join us as a Dynamics Platform Engineering Manager at Legal & General in London. In this role, you will spearhead the development and implementation of innovative solutions using Microsoft Dynamics 365, Power Apps, Power Automate, Power BI, SSRS, Logic Apps, and Azure Data Factory. Collaborate with cross-functional teams to deliver exceptional results and drive digital transformation across the organization.

£65,000 - £80,000 / Hybrid - London Join IONATE, a pioneering deep technology scale-up dedicated to transforming the future of smart grids. We are on the lookout for a Senior Power Systems Engineer who will take a leading role in power system modeling, overseeing projects from initial concept to successful commercial deployment.Your primary focus will be on power systems development, conducting high-resolution data analysis, and grid modeling. You will be instrumental in conducting design reviews and engaging in technical discussions, bringing an analytical engineering approach that merges innovative ideas with robust technical reasoning to tackle intricate challenges.Additionally, you will be a key player in supporting business development, project execution, and testing activities, ensuring all tasks are completed on time and within budget. Key Responsibilities:Develop and sustain high-fidelity power system models for grid analysis and product development.Execute power system simulations and EMT simulations encompassing load flow, short-circuit and fault analysis, transient stability, fault-ride through, and harmonic propagation studies.Perform detailed data analysis to assess network behavior, power quality, dynamic performance, and overall system reliability.Lead technical design reviews and provide engineering support across interdisciplinary teams.Assist in defining IONATE’s product architecture and integrating our solutions into electrical networks, ensuring adherence to relevant grid codes and regulatory standards.Work closely with hardware, software, transformer, and control engineers to validate system-level performance from simulations to field deployment.Offer technical insights for business development initiatives, including feasibility studies, technical proposals, and customer interactions.Create structured technical documentation detailing methodologies, assumptions, analyses, and results to support internal governance and external certification processes.

AECOM is seeking a Principal Electrical Engineer to lead and deliver innovative electrical engineering solutions in a dynamic environment. The selected candidate will be responsible for designing and implementing complex electrical systems, ensuring compliance with industry standards, and collaborating with interdisciplinary teams to complete projects on time and within budget.

ABOUT AvolutionJoin Avolution, a prestigious global leader in Enterprise Architecture Software with over 20 years of experience. Our established presence spans across London, Sydney, Northern Virginia, and Singapore, and we are recognized in the Gartner Magic Quadrant as an industry frontrunner. Become part of our intelligent, friendly team, where your skills and initiative will drive our growth while enjoying a culture rated as collegial, collaborative, flexible, and supportive by our employees.Key ResponsibilitiesCloud & Infrastructure SecurityDesign, manage, and enhance security configurations across Azure and AWS environments, ensuring seamless integration with Office 365.Implement and enforce industry best practices for identity and access management (IAM) in Azure AD (Entra ID) and AWS IAM.Monitor cloud workloads for vulnerabilities, misconfigurations, and threats utilizing tools such as Microsoft Defender.Collaborate with DevOps/Engineering teams to embed security controls into CI/CD pipelines, advocating for DevSecOps principles.Conduct thorough security assessments, including aiding in penetration testing and risk evaluations to identify and mitigate potential vulnerabilities.Endpoint & Identity SecurityEnhance device posture, compliance, and management utilizing Microsoft Intune and Defender for Endpoint.Develop and maintain solid conditional access, multi-factor authentication (MFA), and endpoint protection policies.Oversee secure identity lifecycle processes, enforcing least-privilege access and zero-trust principles.Security OperationsRespond promptly to security alerts, incidents, and vulnerabilities with thorough investigations and remediation actions.Perform regular risk assessments, security reviews, and internal audits.Manage and optimize security tools, including SIEM, EDR, vulnerability scanners, and the Microsoft Defender suite.Lead incident response efforts and coordinate with cross-functional teams.Compliance & GovernanceSupport ISO 27001:2022 recertification and ongoing compliance activities, including internal audits.Prepare for and assist in obtaining additional compliance certifications (e.g., SOC 2, GDPR) to facilitate company growth.Develop, maintain, and enhance security policies, procedures, and technical documentation.Track, report on, and address audit findings or compliance gaps.Collaboration & CulturePartner with globally distributed teams across EMEA, AMER, and APAC regions.Educate internal teams on security best practices and cultivate a security-first culture through training and awareness initiatives.

About Anaplan Anaplan builds AI-powered scenario planning and analysis tools that help businesses make smarter decisions. Over 2,400 organizations worldwide, including Fortune 50 leaders like Coca-Cola, LinkedIn, Adobe, LVMH, and Bayer, rely on Anaplan’s platform to stay competitive. Our teams share a strong commitment to client success and a culture that values innovation, diverse perspectives, and celebrating achievements at every level. We focus on strategic goals, value-driven work, and disciplined execution, creating space for growth, recognition, and connection. Role Overview: Principal Infrastructure Engineer Anaplan is hiring a Principal Infrastructure Engineer to lead the design and deployment of a multi-region HashiCorp Vault platform. This role serves as the Subject Matter Expert for secrets management and governance, supporting hundreds of engineers and global clients. This is a hybrid role based in London, with at least two days per week in the office. What You Will Do Architect, design, and implement a new multi-region HashiCorp Vault platform on public cloud infrastructure. Own the solution architecture, maintaining high-quality design documents and Architecture Decision Records (ADRs). Develop and test strategies to ensure platform resilience, including performance, Disaster Recovery (DR), and High Availability (HA). Act as the primary SME for Vault and modern secrets management, promoting best practices across the organization. Work closely with stakeholders, platform teams, and software engineers to integrate their services securely with the Vault ecosystem. Partner with Security to define and meet control requirements for the Vault platform, covering policy standards, privileged access, audit/evidence, and compliance needs. Lead regular security discussions and maintain a proactive security posture within the company.

Role Overview Intercom is hiring a Principal Engineer - Go-To-Market in London. This role influences product direction and turns market insights into practical engineering outcomes. The Principal Engineer works closely with teams across the company to help ensure products align with customer needs as they change.