Overview
In this role you will shape next-generation RF frequency synthesizers as part of Infineon’s international RF and mixed-signal team. You’ll bridge analog RF expertise with digitally assisted design from concept to silicon, collaborating with system architects, digital designers and validation experts. The position focuses on high-performance PLLs for wireless applications, calibration, and silicon characterization, offering impact across design, verification and layout. Join a global leader driving decarbonization and digitalization through advanced semiconductor solutions.
Retribuzione / Benefits competitive salary
benefits based on performance and qualifications
permanent employment
salary paid 14 times per year
Responsabilità Define RF Digital PLL concepts and architectures for high-frequency wireless apps
Develop high-level behavioral models to analyze loop dynamics, jitter, spurs, and phase noise
Translate concepts into RF/mixed-signal circuits (VCOs/DCOs, prescalers, PFDs, Charge Pumps, TDC/DTC)
Architect and verify digitally-assisted RF calibration algorithms (spur mitigation,



mismatch compensation)
Collaborate with system architects and RF/frontend teams for optimal partitioning
Guide layout engineers to preserve RF signal integrity and support silicon characterization
Requisiti fondamentali 5+ years in RF Digital PLL concept definition, architectural modeling and circuit design
Deep knowledge of RF design principles, PLL loop theory, noise analysis, and frequency synthesizer architectures
Proficiency with advanced CMOS and BiCMOS technologies
Mastery of RF simulation environments (Cadence Spectre/SpectreRF, GoldenGate) and behavioral modeling tools (MATLAB, Simulink, Verilog-A)
Fluent in English; German knowledge a plus
Proven technical leadership and project coordination skills
leadership
mentoring
project coordination
RF PLL concepts (Fractional-N, ADPLL, Sub-sampling PLL)
PLL loop dynamics and phase noise analysis
RF/mixed-signal circuit design (VCOs, prescalers, PFDs, Charge Pumps, TDC/DTC)

📌 Senior Staff Engineer Radio Frequency Design (Padova)
🏢 Infineon Technologies
📍 Padova