Developer - Filter Design

## Join our Team About this opportunity: We are now looking for an experienced Filter Designer with a deep interest in radio and RF filter design who wants to shape the next generations of 5G and 6G radio systems. You will work in Radio Design, responsible for research, development, and maintenance of radio units, together with global cross‑functional teams. By joining our Team, an important part of your role will consist of developing filter products, technical solutions, and components. You will be involved in various development activities like requirement analysis and definition, design, integration, verification, and product documentation. A large extent of our work is performed together with Ericsson’s teams from all over the world and several external suppliers. In this context, you will interface with radio design, antenna design, mechanical design, sourcing, and production. Co-operation with other design centers all over the World is our day-to-day reality and should represent an additional motivation for you to join our organization. What you will do: As a Filter Designer, you will be a key member of the team developing the next generation of RF filters integrated in Ericsson radio hardware. In this role, you will: * Design and develop high‑quality filter products, technical solutions, and components for our radio units. * Perform requirement analysis and definition, ensuring system and design requirements are correctly interpreted, allocated, and translated into testable verification objectives. * Simulate and develop new filter concepts and design solutions using industry‑standard RF tools (for example HFSS and ADS) together with Ericsson’s internal filter simulation and automation tools. * Review design solutions and drive continuous improvements of products, methods, and processes. * Perform integration, verification, and practical work with prototypes in collaboration with lab, production, and test engineering. * Contribute to pre‑development and technology studies, following and influencing developments in 5G and 6G radio systems. * Work with strategic technical leadership within the filter design domain, including mentoring less experienced colleagues and sharing best practices. * Support troubleshooting and customer cases within your technical area when needed. The skills you bring: * At least a MSc in Physics, Electrical Engineering, or equivalent. * Several years of experience from RF filter technologies, including design knowledge and fabrication processes. * Strong knowledge of radio and RF design, and a good understanding of cellular radio networks. * Proficiency with HFSS and ADS (or equivalent RF simulation tools). * Ability to interpret and apply system‑level requirements to the filter design domain, including traceability and verification planning. * Proven ability to work in cross‑functional, network‑oriented organizations and collaborate effectively across sites and cultures. * Proven ability to work effectively with external partners and suppliers. * Workable spoken and written English (Japanese language skills are a plus), comfortable presenting technical work and review outcomes with a passion for knowledge sharing and collaboration. * Experience or clear potential to take informal technical leadership, mentor others, and influence technical direction. * Familiarity with Lean & Agile ways of working. Why join Ericsson?At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next. What happens once you apply?Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more. Primary country and city: Japan (JP) || Yokohama Req ID: 786000