RF Developer – Array Design (m/f/d)

Ericsson is one of the leading providers of Information and Communication Technology (ICT) to service providers, with about 40% of the world-s mobile traffic carried through our networks. We enable the full value of connectivity by crafting groundbreaking technology and services that are easy to use, adopt and scale, making our customers successful in a fully connected world. For more than 140 years, our ideas, technology and people have changed the world: real turning points that have transformed lives, industries and society as a whole. Are you in?

Join our cutting-edge antenna development team and play a key role in shaping the future of mobile communication. We-re looking for a passionate RF Developer to drive innovation in radiator and antenna front-end design within our product development organization.

About this opportunity:

As an RF Developer, you will focus on developing radiating elements and passive radiation pattern-shaping structures for our mobile communication base station antennas. You-ll be involved in the entire development cycle-from concept to integration-working with state-of-the-art simulation tools and collaborating in cross-functional, international teams where innovation and continuous improvement are part of everyday life.

• Design, simulate, and verify radiating components for passive multiband base station antennas and active antenna systems
• Drive the 3D simulation and development of radiating components from initial concept to mass production
• Integrate and optimize radiating elements within the overall antenna system
• Conduct and support RF measurements on hardware prototypes
• Document and present results clearly within project and department teams
• Collaborate with stakeholders to support troubleshooting and technical guidance
• Continuously improve component design, performance, and cost-efficiency
• Work closely within cross-functional, global teams to share knowledge and innovate together

• Bachelor's with relevant experience, or a Master-s/University degree in Electrical Engineering or related field with a strong RF background
• Proven experience in RF and antenna design
• Solid understanding of radiating component development and integration
• Expertise in 3D EM simulation tools (e.g., CST Microwave Studio, Ansys HFSS)
• Experience with 2D simulation tools (e.g., AWR Microwave Office, Keysight ADS)
• Basic knowledge of RF and antenna measurement techniques
• Strong analytical and problem-solving skills
• Highly motivated, with a structured and self-driven work style
• Excellent teamwork and communication skills in an international environment
• Proficiency in English, both written and spoken

Nice to Have:

• Experience with RF filter design or frequency selective surfaces (FSS)
• Familiarity with machine learning and optimization algorithms
• Knowledge of MATLAB, Python
• Understanding of PIM/EMC design and measurements
• German language skills are a plus

• An international working environment with cooperative teams
• Flexible working hours with 40h per week as well as hybrid working
• 30 vacation days per year
• Excellent learning and personal development opportunities within Ericsson Corporation, regular courses, seminars, and on-the-job training
• Ergonomic workplace
• Company cell phone also for private use
• Corporate benefits–portal with special conditions for travel, insurance, events, fashion, and much more
• Corporate Health Management

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