Who is Sonar? Sonar is driving the future of agent-centric software development. As the leader in AI code review and verification, we solve a critical problem: ensuring that software generated by AI-assisted developers or autonomous agents
Overview As Coherent Optical System Architect you will shape the next generation of coherent MODEMs on Nokia’s optical platform. You will work with prototype hardware and feedback loops to PIC and high-speed ASIC teams, driving performance characterization
Overview In this role you will develop and implement advanced EMS strategies for BESS across European markets, enabling optimized dispatch and grid services. You will refine multi-objective optimization algorithms and validate them through simulations and real
Overview As an Expert in Energy Storage System Architecture, you will shape next‑generation BESS for utility-scale, commercial/industrial, renewable, and high‑power applications. You’ll translate grid and market needs into system architectures, optimize AC/DC‑coupled solutions, and lead cross‑functional development from
Overview In this role you will own electronics development for Workstations and Ports within the New Product Development stream. You’ll lead hands-on design, from motor drive to PCB, and ensure integration with the AutoStore system. You collaborate
Overview As Principal Engineer, you will lead the development of MVDC protection technologies for next-generation power systems. You will shape high‑voltage circuit breaker design and testing within a highly technical, research‑focused environment. You’ll collaborate with universities and contribute
Overview As Site Engineer you will contribute to a landmark energy infrastructure project in Germany, focusing on the delivery of a large Battery Energy Storage System (BESS). You will work within the delivery team to ensure works are
Overview In this role you will assess power generation equipment and assemblies for UL 2200/6200 certification and manage certification projects. You will work with cross-functional teams to determine scope, plan investigations, and coordinate testing, reviews, and
Overview In this role you will oversee LV switchgear and modular power projects for data centre environments across Germany, with a focus on Frankfurt. You will lead site activities, ensure safety and quality, and manage subcontractors
Overview In this role you own the commissioning phase for LV switchgear and modular power systems on data centre projects. You will develop plans, coordinate with design and build teams, and ensure safe, high-quality delivery. You’ll perform
Overview In this role you will oversee electrical safety and energisation for mission-critical data centre projects in Sweden. You will ensure permit-to-work controls, isolation and safe switching, while coordinating with electrical teams and subcontractors to maintain safe,