Leading Specialist - Offshore Substations (OSS) Topsides, Hamburg

Lead Electrical Specialist – Offshore Substation (OSS) Topsides Hamburg/London/Lyngby Permanent Office/Home Hybrid Working

Do you want to be a key member of our offshore substation engineering delivery team? Can you bring your extensive experience in M&E engineering to drive value for our projects and customers? Are you a motivated specialist with in-depth knowledge and ability to lead a team? Then, join us to deliver some of the industry’s most complex and interesting projects.

Create Solutions that will enable a better tomorrow To further expand our Offshore Wind delivery team, we are looking for a Leading Specialist for EHV/HV systems on OSS topside to join us. Working on a variety of Offshore substation projects, you’ll be responsible for the electrical and mechanical elements of our Topsides scope.

Your key responsibilities will be:

• Act as the technical authority and primary interface for electrical systems within the Topsides scope , providing technical leadership and ensuring alignment across the electrical discipline.
• Lead the EHV/HV technical scope , including design basis, specifications, calculations, equipment selection and design reviews, with responsibility for transformers, GIS/AIS, reactive compensation and associated high-voltage equipment.
• Coordinate multidisciplinary interfaces across HV/EHV, auxiliary electrical systems, structural, mechanical, telecom, SCADA, safety and commissioning disciplines to ensure an integrated design.
• Oversee electrical protection, control and grid-interface systems , including SCADA, metering and associated requirements, while guiding the design of earthing, lightning protection, EMC, auxiliary AC/DC systems, UPS and electrical safety solutions.
• Review and manage technical deliverables throughout the supply chain , including supplier documentation, technical deviations and design deliverables, and drive timely resolution of technical issues.
• Support clients, certification bodies and project stakeholders through technical clarifications, risk reviews and assurance activities, while contributing practical electrical engineering expertise to tendering, procurement, fabrication, installation, testing and commissioning.
• Drive continuous improvement across projects by promoting engineering best practices, capturing lessons learned and applying them to future project delivery.

Your skills. Our team. Together we design the future. The first step to success in this role is that you are eager to collaborate with the people around you, whether they are colleagues, partners, or customers. Developing ties with others is something you do by acting respectfully and delivering on your promises. And you never get set in your ways but keep exploring new insights and ways to improve.

On top of that, you’ll have:

• A degree in electrical engineering or a closely related discipline , combined with substantial relevant experience in HV/EHV systems , particularly within offshore substations, offshore wind, transmission or other complex infrastructure projects.
• Extensive experience with offshore wind and offshore substation projects , with a solid technical understanding of OSS Topsides electrical systems and multidisciplinary interfaces. Experience from a developer, EPC, OEM, fabrication yard or consultancy environment is an advantage.
• Strong practical expertise in electrical system design , including technical specifications, vendor documentation and multidisciplinary design reviews, with experience managing electrical engineering teams within complex international projects.
• Solid technical knowledge of transformers, GIS/AIS, protection and control, SCADA interfaces, earthing, lightning protection, EMC and auxiliary power systems.
• Knowledge of applicable international standards, offshore regulations and grid-code requirements , including IEC and DNV standards, as well as electrical safety and grid compliance principles.
• Strong stakeholder management and communication skills , with the ability to translate complex technical matters into clear decisions, actions and communication for clients, project teams, contractors, suppliers and authorities.
• Professional working proficiency in English , with the ability to collaborate effectively across international, multidisciplinary project environments.

A place to work and so much more At COWI, we work together with our customers to shape a sustainable and liveable world. We do it by applying our knowledge and curiosity – and sometimes even our courage – to create the solutions the world needs today to enable a better tomorrow. We support our customers’ transition towards increased sustainability. We strive to show by example by embedding environmental management, social responsibility and good governance into our business practices and the options we provide to our customers.

We value differences and development and cultivate an environment of belonging and having fun. Because that is what brings out the best in you, at work and at home.

With offices primarily located in the Nordic region, the UK, Germany, APAC, North America and India, we are currently more than 7,500 people who bring their expertise in engineering, architecture, energy and environment into play.

What we also offer: For us, fair compensation means more than just pay. We want to look after our people professionally and personally as well. Some of our benefits include:

• A senior specialist role with influence on major offshore wind and energy projects.
• Close collaboration with international experts across engineering, project delivery and advisory services.
• Opportunities to shape technical solutions, strengthen discipline capabilities and mentor colleagues.
• Flexible working arrangements and locally applicable employment benefits in accordance with the employing country and office.

Optional benefits include:

Got more questions? If you have any unanswered questions about the role or what we have to offer, please reach out to our Head of Discipline- Energy, Gang Qui, at

Get to know us even better at our website, where you can learn more about our projects, our strategy, what we want to achieve and what life is like at COWI.

Equal opportunity employer . COWI provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to ethnicity, colour, religion, gender, national origin, age or disability. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.