Senior System Integration Engineer for BESS Deployments

Lyten; Stockholms kommun; On-site; SEK 550,000 - 750,000; Full time

Job summary

Lyten Poland is seeking a Middle/Senior System Integration Engineer to lead the integration, validation, and commissioning of advanced Battery Energy Storage Systems (BESS). You will work across engineering, software, and customer-facing teams to ensure all system components function together safely and reliably.

This role requires 2–5+ years of energy storage experience, strong problem-solving, and excellent communication in a fast-paced, international environment.

Qualifications

• 2-5+ years of engineering experience in large-scale energy storage or power systems.
• Proven track record integrating and commissioning battery-based storage solutions.
• Ability to read and interpret schematics, wiring diagrams, and control-system logic.
• Experience interpreting firmware and control-logic code for BMS/cloud interfaces.
• Strong communication skills to explain technical concepts to non-technical audiences.
• Bachelor’s in Electrical Engineering, Power Engineering or related field; Master’s preferred.

Responsibilities

• Serve as technical bridge between product teams and end-users.
• Define, integrate, and validate BESS projects from concept to commissioning.
• Collaborate with sales, hardware, software, and field service teams.

Skills

System integration

Battery storage

Schematics reading

Firmware analysis

Communication

Troubleshooting

Testing & commissioning

Project coordination

Training

English proficiency

Education

Bachelor’s in Electrical Engineering or Power Engineering

Master’s degree preferred

Tools

BMS software

Cloud interfaces

Job description

Lyten Poland is seeking a Middle/Senior System Integration Engineer to lead the integration, validation, and commissioning of advanced Battery Energy Storage Systems (BESS). You will work across engineering, software, and customer-facing teams to ensure all system components function together safely and reliably.

This role requires 2–5+ years of energy storage experience, strong problem-solving, and excellent communication in a fast-paced, international environment.