BESS System Integration Engineer - Mid/Senior

Lyten; Województwo pomorskie; On-site; PLN 120,000 - 180,000; 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 reliable system performance, safety, and regulatory compliance.

Responsibilities include defining and validating BESS projects, collaborating with sales, hardware engineers, software developers, and field service teams, and delivering solutions

Qualifications

• 2-5+ years of engineering experience in large-scale energy storage, power systems, or related fields.
• Proven track record integrating, and commissioning battery-based storage solutions.
• Ability to read and interpret schematics, wiring diagrams, and control-system logic.
• Proficiency to interpret and analyze software code (firmware, control-logic scripts, configuration files) to verify that embedded BMS and cloud-interface implementations meet functional requirements.
• Strong communication skills—able to convey complex technical concepts to non-technical audiences.
• Excellent problem-solving skills, strong analytical mindset, and comfort with field troubleshooting.
• Bachelor’s (minimum) in Electrical Engineering, Power Engineering, or a closely related discipline; master’s preferred.
• Work with BMS Software, and Cloud teams to align firmware updates, data-analytics integration, and remote monitoring capabilities.
• Develop and execute commissioning test plans (factory acceptance test, site acceptance test, performance verification).
• Troubleshoot field issues and provide technical support to customers and internal teams.
• Assist project managers with schedules and risk assessments; provide technical status updates to stakeholders.
• Conduct training sessions for customers and internal staff and maintain a knowledge base of best practices.
• Excellent English skills, both written and spoken.
• Willing to take ownership, fulfilling project lifecycles from conception to completion in a passionate and purpose‑driven way.
• Ability to troubleshoot complex issues and collaborate closely with other teams in a fast‑paced, international environment.
• Be curious and motivated to see your work being used in everyday life by our customers.
• Qualities that we cherish are flexibility, sense of quality, friendliness, motivation to take on challenges, a sense of humor and positive energy.

Responsibilities

• Be the technical bridge between our product teams and end‑users.
• Lead the definition, integration, and validation of BESS projects from concept through commissioning, ensuring that each installation meets performance, safety, and regulatory requirements.
• The role involves close collaboration with sales, system integrators, hardware engineers, software developers, and field service teams.

Skills

System integration

Electrical engineering

Field troubleshooting

Firmware analysis

English communication

Education

Bachelor’s in Electrical Engineering or Power Engineering

Master’s degree preferred

Tools

BMS Software

Cloud platforms

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 reliable system performance, safety, and regulatory compliance.

Responsibilities include defining and validating BESS projects, collaborating with sales, hardware engineers, software developers, and field service teams, and delivering solutions