Hitachi Energy AG

The opportunity In this role, you will be responsible for delivering tailored IT solutions and services to our site, acting as the key interface between business units, application owners, and IT stakeholders. You will ensure the smooth operation of IT infrastructure and applications, while also taking on critical IT/OT cybersecurity responsibilities and providing hands-on support for both office and shop floor IT/OT assets. How you'll make an impact Serve as the primary point of contact for local business IT needs and escalations Aggregate and communicate demand for new or improved IT services Manage vendor relationships and coordinate with IT suppliers and CDC teams Oversee ticket management, triage, and escalation processes Deliver and support IT infrastructure onsite Maintain governance and security standards Execute IT/OT cybersecurity tasks, act as a first responder to incidents and to identify and protect critical factory assets collaborating with vendors to ensure proper patching and configuration of OT systems Ensure machine connectivity with network core switches Manage specific applications and coordinate software/network connectivity (PLC programming excluded) Your background Formal qualification in Information Technology Ideally two years of experience in IT support Experience in complex stakeholder environments and cross-functional problem solving Familiarity with IT procedures, policies, and end-to-end business processes Proactive, solution-oriented mindset with the ability to work independently and collaboratively Experience with SQL Server Proficient in ServiceNow IT Enterprise Platform, MS Office 365, MS Azure, Windows, iOS, and Asset Management Tools; familiarity with ITIL 4 framework is a plus. Fluent in English and French More about us At Hitachi Energy, we value diversity and collaboration, which drive innovation across all areas of our business. We operate in an international environment where development opportunities are always present.

The opportunity In our Operations department in Geneva, we are currently looking for a motivated engineer to join our team of specialists. Are you interested in developing control concepts and software for new charging solutions in the field of e-Mobility, such as eBus charging and large eV depots/terminals? Then this job is for you! How you’ll make an impact Lead the development and lifecycle management of object-oriented software for embedded systems, including onsite installations and lab testing Design and implement customized software solutions for eMobility projects, ensuring integration with backend systems and digital functionalities like fleet monitoring and smart charging Troubleshoot embedded devices, analyze data, and report findings to relevant stakeholders Write and execute technical specifications and test procedures for internal and external partners Coordinate engineering activities across multiple projects, ensuring complete multidisciplinary input and timely delivery Provide technical support during testing, installation, commissioning, and warranty phases Ensure cost-effective, high-quality engineering solutions that meet safety standards and contractual obligations Collaborate with customers, contractors, and supply chain partners while managing scope, budget, and schedules Your background Master's degree in engineering Min. 2 years relevant Working experience Proficient in object-oriented programming (Python and/or JavaScript), with experience in backend development including API integration, databases, and cloud solutions Familiar with embedded systems (Linux OS), version control tools (Azure DevOps, Git), and optionally frontend frameworks like Angular or React Knowledge of e-mobility standards such as OCPP (preferred), IEC 61851, ISO15118, DIN 70121, VDV 463/261, SAE J3105 Experience with Docker/Docker-Compose in production environments and understanding of communication protocols (WebSocket, MQTT, ModbusTCP) Fluent in English (written and spoken); French preferred; German considered a plus Strong grasp of engineering disciplines and project management, capable of managing complex projects independently Skilled in coaching and reviewing work of junior professionals Comfortable working in cross-functional teams and engaging with internal and external stakeholders More about us Our flexible working practices help you optimize personal and business performance while creating an environment where all employees can develop their skills and grow.

The opportunity As “R&D Electrical Engineer – Power Electronics”, you will join the Central Europe Technology Center for Transformers, an organization leading research and development activities on Traction Transformers (TT) and Next-Generation Transformers. Your role will focus on Power Electronics projects as Design control and simulation engineer. You will be part of a global R&D community including Technology Centers and Research Centers worldwide. Our flexible work practices help you optimize personal and business performance while creating an environment where all employees can develop their skills and grow. How you’ll make an impact Control System Design: Design control algorithms and systems to manage and regulate the behavior of PE converter. This involves creating models that predict system behavior and developing control strategies to achieve desired performance Simulations: Use simulation tools to model and analyze the performance of PE systems Modeling: Develop averaged modeling of PE converter to understand and predict their behavior. Use small signal analysis and modeling PE technique System integration: Integrate PE systems with hardware and software platforms, ensuring seamless operation and communication between different components Validation and verification: Conduct rigorous testing and validation of PE systems to ensure they meet performance standards and safety requirements. This includes hardware-in-the-loop (HIL) simulations and real-time testing Optimization: Optimize control algorithms and system performance to improve efficiency, reliability, and robustness Interdisciplinary Collaboration: Work closely with other engineers, such as mechanical, electrical, and software engineers, to develop comprehensive solutions Your background PhD / MSc education in electrical engineering Good knowledge of general PE converter topologies (DC/DC, AC/DC , DC/AC), operation principles and electric design - Existing work experience in the field of MV converter testing Strong knowledge of grid connected converter topologies and control Advanced knowledge in electric circuit simulation tool (MATLAB Simulink, PLECS, LT spice), and in modeling simulation / automation (coding) languages (MATLAB, Python) PCB design knowledge (Altium, KiCad or similar) Ability to integrate control systems with hardware and software platforms

The opportunity Join our new Product Line Traction Transformer team in Geneva, Switzerland as an R&D Mechanical Design Engineer – Traction Transformers! This role offers an exciting opportunity to engage in cutting-edge innovation. You will gain hands-on experience contributing to the development of Traction Transformers (TT) and Next Generation Grids Transformers (NGG). Working alongside experienced engineers, you will be involved in the full R&D lifecycle — from concept development to testing and product launch, ensuring our solutions meet technical specifications and market demands. This is an excellent entry-level opportunity to launch your career in a dynamic and rewarding R&D environment. How you will make an impact Develop design specifications and models that comply with relevant standards and regulations for TT and NGG Conduct design reviews and verifications, implementing modifications to enhance project quality Monitor project timelines to ensure milestones are met and projects are delivered on time and within budget Conduct risk assessments, propose mitigation strategies, and identify opportunities for design innovation Align your work with our strategic vision and contribute to future technological advancements Actively contribute to R&D projects by proposing creative ideas and follow-up actions based on your findings Deepen your understanding of our products and technologies to optimize R&D activities and provide valuable consulting insights to internal stakeholders and customers Learn the importance of intellectual property, understand our patents relevant to your work, and appreciate risk management in R&D projects Your background Bachelor’s, or Master’s degree in Mechanical Engineering 2–5 years of experience in design engineering, preferably in oil-filled transformers Proficiency in 3D CAD tools and PLM systems (preferably PTC Creo and Windchill) Strong analytical and problem-solving skills Excellent communication skills in English; French is a plus Understanding of business processes related to product development Familiarity with external standards and regulations, ideally in the railway sector More about us We offer flexible working practices and a supportive environment where you can grow your skills and career. You can expect from us: Exciting career and training opportunities within Hitachi Energy Inclusive and diverse work culture Discounts on fitness memberships and various services Attractive pension benefits through our company pension fund

The opportunity Join our TT Platform development team in Satigny, Geneva, Switzerland. You’ll work in an agile, international environment with experts in transformer design. Your work will help improve our design tools and processes through data-driven innovation. You’ll be supported by a collaborative team and gain valuable experience in a dynamic setting. The internship lasts between 6 and 8 months. How you’ll make an impact Help configure and manage a data platform using Azure Databricks Develop processes to collect, clean, and structure transformer design data to make it usable for analysis and modelling Use data to build and test machine learning models Contribute to internal design software development and enhancement Write clear documentation for tools, processes, and algorithms Collaborate with international teams and local departments Deliver tailored solutions for mechanical, electrical, and sales teams Support improvements in design and production through data insights Your background Studying Software Engineering, IT, or Electrical Engineering Experience with Azure Databricks and have strong programming skills Knowledge of data preparation and machine learning techniques Programming skills in Python, Matlab, or VBA Basic understanding of transformer design Strong communication and teamwork skills More about us We are a technology-driven company with a strong focus on innovation, continuous improvement, and sustainable manufacturing. We offer flexible working conditions, guidance from experienced professionals, and a supportive, inclusive environment where you can grow personally and professionally – empowering you to thrive while balancing life and work.

The opportunity Join our agile TT Platform development team in Satigny, Geneva, Switzerland. You’ll work closely with experts in traction transformer design, contributing to tools that shape global performance. This internship of 6 to 8 months offers a multicultural, collaborative environment where your ideas matter and your growth is supported. You’ll gain hands-on experience, guidance from experienced professionals, and the chance to make a real impact. How you’ll make an impact Support internal clients with technical advice across international teams and multiple sites Contribute to the implementation of a global traction transformer design tool Work in a multicultural environment that fosters learning and development Collaborate with mechanical, electrical, and sales departments on client-specific solu-tions Engage with CAD tools to support design-related tasks and processes Develop and apply electrical design rules using Matlab and VBA Enhance tool efficiency through programming and process optimization Deliver well-documented implementations from initial contact to final solution Your background Currently studying Electrical or Mechanical Engineering in a bachelor's or master's degree program Experience with VBA, SQL, or Matlab Basic understanding of electrical engineering and transformer design Fluent in business-level English Strong team player with proactive mindset paired with the ability to work independent-ly and take initiative More about us We are a technology-driven company with a strong focus on innovation, continuous improvement, and sustainable manufacturing. We offer flexible working conditions, guidance from experienced professionals, and a supportive, inclusive environment where you can grow personally and professionally – empowering you to thrive while balancing life and work.

The opportunity Join our Next Generation Grids Transformers team in Geneva and help shape the future of energy. As an R&D Test Engineer – Power Converters and Transformers you will work on the design and setup of test environments for transformers and power converters. You’ll contribute to the development of testing protocols, support product validation, and ensure our innovations are ready for real-world application. This role offers hands-on experience, technical growth, and the chance to make a real impact in the energy transition. You are going to work alongside a team of experienced engineers and play a key role in the entire research and development lifecycle—from concept design to testing and product launch—ensuring our solutions meet technical and safety standards. This is a unique opportunity to grow your technical expertise in a dynamic and collaborative R&D environment. How you will make an impact Design and implement test bays for transformers and power converters ensuring they meet testing and safety standards Oversee installation of test equipment and protection systems Develop and execute testing procedures to validate product performance Document test results and technical findings clearly and accurately Take ownership of work packages and deliver results using a structured approach Contribute to innovative R&D projects from the initial concept stage to final product rollout Your background MSc in Electrical Engineering or a related field Experience with protection systems and testing of low voltage (LV) and medium voltage (MV) of electrical equipment Knowledge of MV power electronic converters, transformers, and distribution grids Proficiency in MATLAB and/or Python as well as programming skills for process automation and data acquisition Strong communication skills in English (French is a plus) Ability to work independently and collaboratively within interdisciplinary and international teams More about us We offer flexible working practices and a supportive environment where you can grow your skills and career. What you can expect from us Exciting career and training opportunities within Hitachi Energy Inclusive and diverse work culture Discounts on fitness memberships and various services Attractive pension benefits through our company pension fund