System Integration engineer

We develop and manufacture turnkey energy storage solutions, based on lithium-ion battery technology. Our goal is to engineer technology that both stores and optimizes energy as we shift towards more efficient energy usage and renewable energy sources on a global scale. You’ll have the opportunity to work with exceptional engineers, scientists, developers and more to pave the way for the next big leap in the energy industry through our battery energy storage and optimization systems.

Location: Stockholm

Responsibilities: 

• Design and develop system solutions, including electrical hardware and control systems
• Prepare comprehensive technical documentation, including system design specifications, integration plans, test reports and as-built documentation.
• Develop and execute test plans and procedures to validate system operation, performance, and compliance to project specifications.
• Conduct system-level testing and verifications validate the functionality and performance of integrated BESS components.
• Collaborate with software developers to implement custom control algorithms and optimize system performance
• Analyze system performance data, Identify potential issues or improvements, and propose solutions to optimize BESS performance and efficiency.
• Collaborate with cross functional teams to resolve technical issues, troubleshoot system integration problems, and ensure timely project delivery.
• Provide technical guidance to junior engineers, fostering their professional growth and development.
• Provide technical expertise and support to sales and business development teams during the pre-sales phase, including system design, technical proposals, and customer presentations
• Stay updated with the industry trends, emerging technologies, and regulatory requirements related to Battery Energy Storage Systems
• System integration planning and system design and integration

Qualifications and experience: 

• Bachelor's degree in electrical engineering, or a related field. Masters degree is a plus
• Proven experience in system integration and commisioning of Battery Energy Storage Systems, preferrably up to 10 Megawatts.
• In-depth knowledge of battery technologies, energy storage systems, power electronics, and control systems
• Strong understanding of electrical distribution systems, grid interfaces, communication protocols (e.g. Modbus, DNP3 or EMS)
• Effective communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams and stakeholders

About you: 

• Strong passion for renewable energy, energy storage, and sustainable technologies
• Ability to lead and inspire a team, fostering a collaborative and innovative work environment.
• Excellent organizational skills and attention to detail.
• Ability to thrive in a fast-paced and dynamic work environment.
• Excellent teamwork and interpersonal skills.
• Continuous learning mindset and eagerness to stay updated with industry advancements
• Driver license class B.

We offer

• Wellness contribution
• Five extra flexibility days
• Pension

Kindly submit your application through the provided apply button in the advertisement on our careers page, as we are unable to accept any applications via email in compliance with the GDPR regulations.

At Polarium, creating change in the energy industry starts with our team. We believe a diverse workplace brings creativity, innovation and better represents our customers, and the many communities they serve, around the world. A positive work-life balance is what supercharges our teamwork and a sustainable personal journey throughout our careers.

Since Polarium launched in 2015, we’ve been on a mission to redesign the energy industry. We’re unlocking the massive potential of energy storage systems through our wide range of intelligent and digital services. Our passion for solving challenges is what drives our next generation of premium energy storage products in use on all continents and in all climate zones. Today, we power businesses, optimize energy usage, and reduce carbon dioxide emissions to create a cleaner future in energy.

We look forward to receiving your application!