Principal Rfic Design Engineer

Company: Ethan Alexander Group
Location: San Diego
Posted on: February 15, 2026

Job Description:

Job Description Job Description Principal Engineer, RFIC Design: In this role, you will be partnering with a team of cross functional engineers to develop novel SoC products for connectivity and communications. This position has high visibility and impact on the success of the project and may also oversee a team of RFIC design engineers. This role offers flexibility with multiple office locations in California and a hybrid remote/office work environment, creating a balanced workplace for a results-oriented individual committed to continuous improvement, learning, and collaboration. The position can be based either in San Diego (preferred) or San Jose. Key Responsibilities: Technical leadership and hands-on contributions on all aspects of the design of high-performance custom RF, analog, and mixed signal IPs. Supervising layout activities and performing post-layout LPE simulations and analysis. Working closely with RF, analog, digital, test, and firmware design engineers. Presenting to peers and management. Working with the System Engineers to derive block level specifications based on target product requirements. Run behavioral model simulations to study system performance and drive block-level specifications (Matlab, VerilogA). Partnering with the System and Digital Engineers to design and validate methods and algorithms to alleviate circuit impairments by calibration, compensation, pre-distortion, and various other techniques. Assisting Test Engineers on the design of comprehensive test plan, including defining, developing, and ramping up production ATE solutions. Participating in post-silicon bring-up, detailed performance characterization, optimization, and debug including the use of lab instruments. Job Requirements: MSEE minimum, PhD preferred. 12 years of hands-on experience in high-performance RF, Analog, and Mixed Signal IC design in advanced CMOS processes. Excellent technical knowledge of RF CMOS fundamentals and implementation of RX and TX RF/Analog front-end for modern advanced wireless radios. Hands-on experience in transistor-level design of radio RF front-end related circuits, such as, but not limited to: LNA, PA, Mixers, Filters, Amplifiers, LO and clock routings, Opamps, Bias, etc. Good understanding of optimization for power consumption, NF, SNR, PN/jitter, matching, area, etc. Familiarity with RF device modeling, including inductor EM simulation, packaging effects, ESD structures, and supply isolation. Good familiarity with IC layout, full IC design flow and verification. Strong intuitive, analytical, and problem-solving skills, strong initiative, attention-to-detail, highly organized, and personal commitment to quality Familiar with using various development tools: Cadence Virtuoso suite, EMX, Calibre, PVS, Matlab, MS Office, etc. Team player with a strong sense of urgency to meet product timeline. Ability to work well on multiple tasks simultaneously. Ability to work well on multi-site teams. Excellent written and verbal communication and presentation skills, including the ability to articulate and explain circuit and system design decisions for both internal design documents and external reports or proposals. Desirable Skills: Direct experience in WiFi and Bluetooth products, circuits, and systems.

Keywords: Ethan Alexander Group, Riverside , Principal Rfic Design Engineer, Engineering , San Diego, California