Senior Hardware Engineer (m/w/d)
Skeleton Technologies
Company Overview
Skeleton Technologies
Tallinn, Estonia
2009
Business Model
Energy Storage
Development and manufacturing of ultracapacitors and energy storage systems.
Sales of energy storage products, partnerships, and technology licensing.
Locations & Geography
Skeleton Technologies operates in multiple countries, including Germany, France, the United States, Japan, and Estonia.
Company Culture
Their mission is to provide the world with the most efficient energy storage solutions, focusing on sustainability and innovation.
They promote a collaborative and innovative work environment that encourages creativity and teamwork.
Skeleton Technologies invests in employee development through training programs and opportunities for professional growth.
Activities & Projects
They are currently involved in projects aimed at enhancing the performance of electric vehicles and renewable energy systems.
Skeleton Technologies has developed a new generation of ultracapacitors that significantly improve energy density and efficiency.
They focus on sustainable manufacturing processes and aim to reduce the environmental impact of their products.
Career Opportunities
Typical job openings at Skeleton Technologies include engineering, research and development, and sales positions.
They offer competitive salaries, flexible working hours, and opportunities for remote work.
Contact Information
Last updated on 2025-04-22 | Report an issue
Job Description
Skeleton's Engineering Department is looking for a driven and experienced Hardware Engineer (m/f/x).
Your responsibility areas
- Define electronics functionality and translate system-level requirements into detailed hardware specifications (100+ devices per year).
- Ensure compliance with industry standards, cost targets, and customer expectations throughout the development cycle.
- Conduct risk, reliability, and redundancy analyses (e.g., FMEA, FTA).
- Develop electronics concepts, select components, and design schematics, PCB layouts, wiring, and interfaces to meet functional, EMC/EMI, environmental, and manufacturability requirements.
- Perform electrical simulations and testing to verify system behaviour and support DFM/DFT activities with manufacturing partners.
- Prepare and maintain documentation, including design logs, reports, manuals, and production files.
- Support hardware quality through validation testing, specification writing, and close cooperation with test engineers.
- Define and validate end-of-line (EoL) testing, including equipment, fixtures, and software requirements; analyse yield data and failure modes to drive improvements.
- Collaborate closely with manufacturing and quality teams to resolve design or process issues and support troubleshooting when needed.
- Work cross-functionally with internal product, engineering, and production teams, guiding product build as needed.
Requirements
- At least 5 years of experience in electronics design for small-series or larger production.
- Hands-on experience transitioning designs into manufacturing, including DFM/DFT, industrialization, and test setup.
- Practical know-how in EoL testing, yield and failure analysis, and continuous improvement during production ramp-up.
- Experience working in multidisciplinary teams (hardware, software, mechanics, testing, production).
- Strong skills in schematic design, PCB layout, component selection, simulation, prototyping, and testing.
- Proficiency in Altium Designer or a comparable ECAD tool; experience with LTspice, Matlab, or similar simulation software.
- Ability to prepare documentation and reports; basic data analysis skills in Excel or similar tools.
- Bachelor's or Master's degree in electronics, mechatronics, electrical engineering, or embedded systems.
- Good verbal and written English.
- Proactive, detail-oriented, analytical, and eager to learn and improve.
Benefits
- We offer flexible working hours, with the possibility of mobile working without core working hours and sufficient freedom for your own ideas.
- A flat hierarchy culture - fostering our great working atmosphere.
- A motivating opportunity for continuous growth at Skeleton.
- An additional day off every year for your birthday.
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.
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About the role
November 17, 2025
Full Time
Company
November 17, 2025
Flexible
- Lappeenranta, Finland
- Tallinn, Estonia
- Markranstädt, Germany
At least 5 years
UTC+01:00 — UTC+03:00
Apply now
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