Mechanical Engineer (Energy Storage Systems) (m/f/x)

Skeleton is looking for a driven and detail-oriented

Mechanical Engineer (Energy Storage Systems)

to join our Product Development department.

You will design and deliver energy storage system solutions that meet customer, technical, and regulatory requirements by supporting product development, validation, risk mitigation, and cross-functional collaboration throughout the project lifecycle.

Responsibilities

Your key responsibilities include:

• Develop energy storage system deliverables in line with project and development requirements.
• Translate customer requirements into effective design solutions.
• Review applicable standards and requirements and document compliance.
• Contribute to mechanical team capability development in electrical system design.
• Support product design, prototyping, testing, and risk mitigation activities.
• Provide technical guidance to internal teams and external partners/suppliers.
• Support customer discussions and collaborate with procurement to achieve target cost.
• Ensure alignment with company processes and updates.

Requirements

• Degree in Mechanical Engineering or related field.
• 5+ years’ experience in mechanical design for electrical or energy storage systems.
• Experience with power systems, batteries, or grid solutions.
• Proficiency in SolidWorks and PDM systems.
• Understanding of electrical parameters, standards, and development processes.
• Knowledge of quality tools (e.g. DFMEA).
• Strong technical communication and English skills.
• Analytical, structured, and collaborative mindset.
• Nice to Have:
• Experience in automotive, battery, or supercapacitor industries
• Basic scripting or data analysis skills

Benefits

We're not just about energy storage. We're about redefining energy for a net zero future, and we'd love for you to be a part of our journey.

About Skeleton

Skeleton Technologies is a Global Cleantech 100 company and a technology leader in high-power energy storage for transportation, grid, automotive, and industrial applications.

For us, developing and producing the best energy storage solutions is a means to an end: helping companies to reduce CO2 emissions and save energy.

We work with some of the largest companies in the world, from automotive and industrial OEMs to truck fleet operators and aerospace prime contractors. Our products decrease CO2 emissions and fuel consumption, improve power quality, and empower wider electrification of the biggest industries globally.

Our supercapacitor and SuperBattery energy storage technologies, based on patented curved graphene, represent the biggest technological advancement in the industry in the last 20 years, and the use of this innovative material provides our products with an unparalleled advantage in power and energy density.

Skeleton Technologies is located in multiple locations: its headquarters in Tallinn (Estonia), manufacturing facilities in Markranstädt (Germany) and Varkaus (Finland), materials development in Bitterfeld-Wolfen, and several additional locations in Finland (Helsinki and Lappeenranta), as well as its first people in Toulouse (France).