Principal RFIC Engineer / RFIC Team Lead – Optical Engines (M/F/D)

Welcome! Our Growth is Creating Great Opportunities! Our team is expanding, and we want to hire the most talented people we can. Continued success depends on it! Once you've had a chance to explore our current open positions, apply to the ones you feel suit you best and keep track of both your progress in the selection process, and new postings that might interest you! Thanks for your interest in working on our team! Principle Duties and Essential Functions Lead the architecture, design, and validation of high‑speed RFICs (Laser Drivers, TIAs, analog front‑ends) for optical transceivers and optical engines Act as technical and functional lead of the RFIC team, providing direction across multiple product programs Define RFIC specifications and roadmaps aligned with coherent and direct‑detect optical platforms (100G, 800G ZR / ZR+, 1.6T ZR / ZR+) Own technology selection and trade‑offs across SiGe BiCMOS, RF CMOS, and advanced foundry processes Drive RFIC development through the full lifecycle: concept → silicon → bring‑up → DVT → PVT → MP Ensure RFIC performance against key metrics: bandwidth, noise, linearity, output swing, power, and robustness Mentor and technically guide RFIC engineers and junior designers Support recruitment and capability building (RFIC design, CAD, layout) Contribute to long‑term technology strategy and next‑generation optical engine concepts Represent RFIC technology internally and externally (foundries, partners, universities) Knowledge, Skills and Experience Required MSc or PhD in Electrical Engineering, Microelectronics, or related field 10+ years’ experience in high‑speed analog / RFIC design Proven experience with optical transceiver or optical engine RFICs Deep expertise in: RFIC and high‑speed analog circuit design Laser Drivers, TIAs, coherent / high‑speed analog front‑ends Noise, linearity, signal integrity, and power optimization Strong experience with Cadence design flow (Virtuoso, Spectre, EM tools) Experience supporting silicon bring‑up, characterization, and qualification Solid understanding of electro‑optic integration with Silicon Photonics Demonstrated technical leadership in complex R&D environments Ability to balance hands‑on technical work with roadmap and team leadership Strong communication skills across disciplines and geographies Comfortable working in a matrix, multi‑site organization Benefits Possibility to work in an international, multicultural environment Strong team-oriented, friendly work culture Flexible working hours model Internal training program Fitness, commuting and kindergarten allowances as well as drinks and fruits for free Employee discounts e. g. for events and branded products