RFIC Engineer

Job Description

Key Responsibilities

• IP Development: Identify and document novel circuit architectures and design techniques to contribute to the company''s growing Intellectual Property (IP) portfolio.

• Technology Integration: Utilize E-Mode GaN-on-Si processes to achieve breakthroughs in power density and energy efficiency for 5G/6G and SATCOM CPE.

• Advanced PA Design: Execute high-performance MMIC/Hybrid PA designs for mobile RF front ends, optimized for Envelope Tracking (ET) and Average Power Tracking (APT) operation.

• End-to-End Development: Contribute to the full design lifecycle, including architecture support, tape-out, prototype characterization, and debugging for high-volume production.

• Collaboration: Work cross-functionally to document designs and ensure thermal management strategies are integrated into high-power density applications.

Qualifications & Skills

• Master''s or PhD in Electrical Engineering, RF/Microwave Engineering, or Physics.

• 20+ years of experience in RF semiconductor design, with a proven track record of shipping high-volume PA products for the global smartphone market.

• Strong teamwork, communication, organization, and documentation skills.

• In-depth understanding of RFFE requirements for Tier-1 smartphone OEMs and current 3GPP standards.

• Proven ability to develop creative solutions for complex RF challenges, supporting the development of internal design specifications and patentable innovations.

Technical Expertise

• Device Physics: Mastery of GaN (preferred), III/V (GaAs), or SOI compound semiconductor device physics and advanced modeling.

• Thermal Design: Deep understanding of thermal management strategies for high-power density applications in flip-chip configurations.

• EDA Tools: Expert proficiency with Keysight ADS and Ansys HFSS for MMIC and laminate co-simulation.

• Linearity Management: Expertise in balancing Noise Figure (NF), Gain, and Input Third-Order Intercept Point (IIP3) for high-performance mobile RF front ends.

• Hands-on experience with RF/microwave test equipment, including network analyzers, probe stations, source/load pull systems, noise figure measurement equipment, and signal sources/analyzers for modulated signals.

• Familiarity with noise theory is a plus, including Low Noise Amplifier (LNA) design, impedance matching, and understanding the impact of parasitic losses on Noise Figure (NF).