Lead BMS, PDU Engineer

reQruitz; Helsinki; On-site; EUR 60,000 - 80,000; Full time

Job summary

reQruitz is looking for a Lead BMS & PDU Engineer in Helsinki to take ownership of Battery Management System and Power Distribution Unit development. This role combines electronics design with embedded firmware and system integration, playing a crucial part in the energy storage system.

The ideal candidate has a degree in Electrical Engineering and experience in PCB design and battery systems. Joining reQruitz means contributing to the advancement of energy storage solutions in the European market.

Qualifications

• Degree in Electrical Engineering, Electronics, Embedded Systems, or Automation.
• Experience with PCB design and embedded firmware development.
• Understanding of battery management systems and power distribution.

Responsibilities

• Take technical ownership of BMS and PDU development.
• Develop PCB-level electronics for battery management.
• Implement software interfaces between BMS/PDU and control systems.

Skills

PCB design

Embedded firmware

Battery systems understanding

Communication interfaces

Hands-on engineering mindset

Education

Degree in Electrical Engineering or related field

Job description

We are a European energy technology company focused on advancing battery energy storage through practical engineering, system-level design and long-term product ownership. Our mission is to develop safer, smarter and more sustainable solutions for modern energy infrastructure. We are building our own technology platform for stationary energy storage, with a strong focus on safety, reliability, lifecycle value and serviceability.

We are looking for a Lead BMS & PDU Engineer to take ownership of the Battery Management System and Power Distribution Unit development for our BESS platform.

This role combines electronics design, embedded firmware, software interfaces and system integration. The BMS and PDU are central parts of the energy storage system, directly linked to battery safety, protection, diagnostics, data quality, system control and long-term maintainability.

What You’ll Do

• Take technical ownership of BMS and PDU development for BESS applications
• Develop PCB-level electronics for battery management, protection and power distribution
• Develop embedded firmware for monitoring, diagnostics, control and safety-related functions
• Define and implement software interfaces between BMS/PDU and the wider BESS control system
• Work on system integration, testing, validation and production readiness
• Collaborate closely with electrical, software, mechanical and system engineering teams
• Support productization, supplier coordination and long-term platform development

What We’re Looking For

• Degree in Electrical Engineering, Electronics, Embedded Systems, Automation or a related field
• Experience with PCB design, embedded firmware or industrial electronics development
• Understanding of battery systems, BMS, power distribution, protection or measurement systems is highly valuable
• Experience with communication interfaces, diagnostics, testing and system integration
• Practical, hands‑on engineering mindset suited to a growing technology company
• Ability to take ownership of a complete technical area from concept to product
• Fluent English and Finnish are required

This role focuses on Battery Management Systems (BMS), Energy Management Systems (EMS), and system control, contributing to reliable and intelligent energy storage solutions for the European market.

Why Join Us

• Contribute to the software intelligence behind advanced energy storage systems
• Work closely with hardware and power system engineers
• Join a fast-growing clean energy company building real-world solutions