RFIC/Mixed Signal Design Engineer

This is a full-time, hands-on Silicon Design Engineer role in Santa Clara, CA, requiring substantial on-site presence. The ideal candidate is a versatile RFIC/Mixed Signal design engineer, recently graduated (Masters or PhD) with tapeout experience, who thrives working across RTL-GDS flows, physical design, and hands-on chip fabrication and testing. You will be a key member of the silicon team, collaborating closely with domain experts in digital, analog, and RF systems, and playing a direct role in prototyping, validating, and productizing custom high-frequency integrated circuits.ResponsibilitiesDesign and Verification: Architect, simulate, and implement silicon using RTL, mixed-signal, and full-custom flows for mmWave/THz RFICs and supporting digital subsystems.Physical Design: Execute layout, extraction, and tapeout of RFICs using deep submicron CMOS, SOI, or similar processes; manage parasitic modeling and EM verification.EDA Tool Utilization: Work daily with Cadence, Synopsys, Mentor, and industry-standard simulation/layout suites.Lab Testing: Set up hands-on lab experiments for silicon validationusing network analyzers, probe stations, and measurement equipment to characterize chips and system blocks.Cross-functional Collaboration: Interface with software, hardware, and test engineers to deliver robust system-level solutions, from schematic through shippable product.Documentation & Review: Prepare design documentation, participate in and lead technical reviews, and contribute to continuous improvement of engineering flows.Job Requirements (Must have)US Person (US Citizen or Green Card required for export compliance and onsite work).Experience executing multiple integrated circuit tapeouts in deep-submicron processes.Strong expertise in RF/microwave, Mixed-Signal and digital integrated circuit design, including experience with RTL to GDSII and physical layout.Practical proficiency with EDA tools (Synopsys, Calibre/ICV, SPICE, EM simulators).Working knowledge of physical design flows and full-custom silicon implementation.Hands-on experience characterizing chips in lab settingsmeasurement of S-parameters, NF, P1dB, etc.Excellent documentation, teamwork, and communication skills.Strong communication and team collaboration skillsLeadership skills, ability to work independently in a fast-paced startup environment M.S. or PhD in Electrical Engineering, Computer Engineering, or related field (focus on RFIC/Mixed Signal design preferred).Also desired (Nice to have)Previous internship/research in RFIC or mmWave/THz silicon implementation.Experience with chip bring-up and debug in a lab.Broad understanding of RF parameters and their physical measurement.Familiarity with electromagnetics modeling tools such as RFPro and HFSS.Demonstrated flexibility in switching between design, simulation, layout, and lab work.Experience working in deeptech hardware startupsExperience with semiconductor packagingBenefitsCompetitive base salary, health and retirement benefits, equity in a rapidly growing company.Fast-paced, high-impact environment with mentorship from top-tier experts.Opportunity to work at the bleeding edge of wireless and imaging silicon technology.Cambridge Terahertz is an Equal Employment Opportunity (EEO) employer. All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, veteran status, disability status, or genetic information. recblid hgvrc2x00j3wxq7aibwq8zvja0o8tt