Senior Lead Engineer Medium Voltage - Energy Storage Systems M/F

• Job offer expiration: 18/06/2026
• Type of work: Hybrid
• Role: Individual Contributor / Specialist
• Location: Europe, Denmark, Hammel

As Senior Lead Engineer Medium Voltage, you will play a key role in developing and integrating medium voltage solutions for our customer projects within BESS.

Your responsibilities will include:

• Owning customer-specific product design and leading MV transformer specification, RMU configuration, and power converter integration, including controls, protections, and interfaces
• Developing and maintaining single line diagrams (SLDs), schematics, protection philosophies, interlock logic, and cable schedules
• Engineering MV protection and coordination according to ANSI/IEC standards, including relays, settings, and fault studies
• Defining and validating interfaces across LV, MV, and DC domains, including auxiliary systems
• Executing product qualification activities together with the test and validation department, including FAT procedures, type test coordination, and compliance documentation
• Supporting customer projects with site-specific integration, optional customization, BOM alignment, and technical clarifications with EPCs, developers, and utilities
• Contributing to grid interconnection packages and ensuring compliance with applicable codes and standards
• Collaborating with suppliers and manufacturing teams on build-to-print packages, quality checks, and DFMA improvements

We imagine that you have experience within medium voltage engineering and grid-connected power systems from an international environment, and that you are motivated by working in a dynamic organization characterized by growth and development.

In addition, you bring:

Must Have:

• Bachelor’s or Master’s degree in Electrical Engineering, Power Systems, or a related discipline
• 3–8+ years of experience with medium voltage systems (typically 10–40 kV) and grid-connected power conversion
• Strong experience with MV transformer, RMU, and inverter/power converter specification and integration for customer-specific solutions
• Strong knowledge of protection and coordination, earthing/grounding, switchgear, and interlocking
• Hands-on experience producing SLDs, panel layouts, and wiring diagrams using tools such as EPLAN or equivalent
• Familiarity with commissioning workflows, including FAT and SAT activities

Nice to Have:

• Experience with BESS, E-houses, or containerized MV solutions
• Knowledge of grid codes and interconnection standards, including studies using ETAP, PowerFactory, or PSCAD
• Exposure to thermal management, arc flash studies, and auxiliary power design
• Field experience within commissioning, troubleshooting, or failure analysis

By joining KK Group, you will be part of a culture where diversity is embraced, every nationality is respected, and trust and collaboration across perspectives drives our success. Across our global organisation, we offer a wide range of job opportunities spanning office-based roles, production facilities, and onsite positions worldwide. Our roles cover multiple functions, locations, and disciplines, providing diverse career paths across the business. Whether you’re interested in engineering, manufacturing, operations, or support functions, you’ll find opportunities at KK Group to grow your skills, contribute to meaningful work, and make an impact.