System Integration Engineer (Mid/Senior)

Lyten; Województwo pomorskie; On-site; PLN 180,000 - 280,000; Full time

Job summary

Lyten Poland is expanding its Battery Energy Storage Systems operations. We seek a Middle/Senior System Integration Engineer to lead integration, validation and commissioning of BESS projects, ensuring performance, safety, and regulatory compliance across engineering, software, and field teams.

You will drive projects from concept to commissioning, collaborate with product, sales, and field teams, read schematics and firmware, and develop test plans for factory and site acceptance.

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.
• Proficiency to analyze firmware and configuration files to verify BMS and cloud interfaces meet requirements.
• Strong communication skills to convey technical concepts to non-technical audiences.

Responsibilities

• Lead the integration, validation, and commissioning of BESS projects from concept to site acceptance.
• Serve as the technical bridge between product teams and end-users; collaborate with sales, hardware, software and field teams.
• Develop commissioning test plans and provide status updates to stakeholders.

Skills

System integration

Battery energy storage

Schematics & control logic

Firmware analysis

Field troubleshooting

Technical communication

Project coordination

Reading wiring diagrams

Education

Bachelor’s degree in Electrical Engineering

Master’s degree preferred

Tools

BMS Software

Cloud platforms

Job description

Lyten is leading an industrial revolution through Lyten 3D Graphene™, a breakthrough supermaterial unlocking a new generation of products — from lithium–sulfur batteries and energy storage systems to concrete admixtures, lightweight composites, and next‑generation sensors that are revolutionizing industries. Together, these innovations are making a massive global improvement and driving real‑world impact across energy, mobility, construction, and defense.

At Lyten, we believe the most meaningful careers begin with purpose — and with people who want to make a difference. We’re not just developing advanced supermaterials — we’re about to change the world as we know it, reshaping how energy is stored, how products are built, and how progress is made.

We’re entering an exciting growth phase, scaling production across the U.S. and Europe and expanding our team of engineers, scientists, and innovators.

We are expanding our Lyten Poland BESS operations and are looking for a Middle/Senior System Integration Engineer who will lead the integration, validation, and commissioning of advanced Battery Energy Storage Systems (BESS). This role is critical to ensuring reliable system performance, seamless deployment, and successful delivery of solutions tailored to customer needs.

As a Middle/Senior System Integration Engineer, you will work across engineering, software, and customer‑facing teams to ensure that all system components function together efficiently, safely, and in compliance with applicable standards.

Key Responsibilities

• As a Middle/Senior System Integration Engineer, you will be the technical bridge between our product teams and end‑users.
• You will 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.

Requirements

• 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

Why Work at Lyten

At Lyten, you’ll be part of a team that’s redefining what’s possible in energy, materials, and manufacturing. We’re not just imagining the future — we’re building it today with breakthrough technologies that are changing how products are made and how industries innovate.

Our people are the heart of that mission. From world‑class scientists and engineers to creative problem‑solvers in operations, manufacturing, and commercialization, every member of the Lyten team plays a role in turning bold ideas into real‑world impact. We believe that the best work happens when you’re doing great things in the world — with people you like. Collaboration, curiosity, and a shared sense of purpose drive everything we do.

What You’ll Find at Lyten

• A mission that matters: Contribute directly to solving complex challenges in energy, mobility, and materials innovation.

• Cutting‑edge innovation: Work on technologies at the intersection of materials science, energy storage, and advanced manufacturing that strengthen energy security and local supply chains.

• Extraordinary people: Join a team of talented, friendly, and down‑to‑earth innovators who support, challenge, and inspire one another every day.

• Teamwork and culture: Experience a workplace built on trust, respect, and shared success — where collaboration fuels breakthroughs and everyone’s ideas are heard.

• Global impact: Help scale new materials and energy solutions that reinforce industrial resilience across the U.S. and Europe.

• Career growth: Be part of a fast‑moving company entering a commercial growth phase, with opportunities to lead, learn, and make your mark.

• Purpose‑driven values: Thrive in an environment that celebrates ingenuity, optimism, and meaningful progress — together.

Lyten offers the opportunity to do the most important work of your career — helping build the technologies that will power the next century of innovation.