Lead RTL Design Engineer - ( Mixed-Signal IPs)

Silicon Labs

Job Summary

The Lead RTL Design Engineer for Mixed-Signal IPs is responsible for developing, integrating, and verifying digital RTL blocks within mixed-signal subsystems. This role involves defining digital-analog interface specifications, ensuring functionality through simulation and co-verification, and performing design quality checks like lint and CDC. The engineer will collaborate with analog, verification, and SoC teams to integrate IPs into complex SoCs, contributing to high-quality, low-power, and robust IP delivery.

Must Have

  • Develop synthesizable, high-quality RTL for mixed-signal IPs.
  • Collaborate with analog design engineers on interface specifications.
  • Ensure functionality and performance through behavioral modeling and co-verification.
  • Participate in design reviews, micro-architecture definition, and documentation.
  • Perform design quality checks including lint, CDC, RDC, and synthesis readiness.
  • Collaborate with verification engineers on test plans and coverage closure.
  • Integrate mixed-signal IPs into SoC top-level RTL.
  • 5–10 years of experience in digital RTL design with mixed-signal IP exposure.
  • Proficiency in Verilog/SystemVerilog, synthesis, and static verification flows.
  • Familiarity with analog/mixed-signal concepts.
  • Good understanding of digital communication protocols (SPI, I2C, APB, AXI).
  • B.E./B.Tech or M.S./M.Tech in Electrical, Electronics, or Computer Engineering.
  • Strong understanding of digital design and verification fundamentals.
  • Ability to work effectively across analog and digital domains.
  • Excellent debugging, problem-solving, and analytical skills.
  • Good communication and documentation abilities.

Good to Have

  • Hands-on experience with mixed-signal co-simulation tools (Cadence AMS Designer, Synopsys VCS AMS).
  • Exposure to scripting (Python, Perl, TCL) for automation and design flow enhancements.
  • Experience working in cross-functional environments involving analog, verification, and SoC integration teams.
  • Contribute to continuous improvement of design methodologies, automation scripts, and reuse strategies.
  • Passion for quality, efficiency, and innovation in mixed-signal IP design.

Perks & Benefits

  • Equity Rewards (RSUs)
  • Employee Stock Purchase Plan (ESPP)
  • Insurance plans with Outpatient cover
  • National Pension Scheme (NPS)
  • Flexible work policy
  • Childcare support

Job Description

Role Overview

The RTL Design Engineer for Mixed-Signal IPs is responsible for developing, integrating, and verifying digital RTL blocks within mixed-signal subsystems that combine analog and digital functionalities. This role requires a deep understanding of digital design principles, interface with analog/mixed-signal teams, and strong verification and integration skills to ensure high-quality, low-power, and functionally robust IP delivery. The engineer will work closely with system architects, analog designers, and SoC teams to enable seamless integration of mixed-signal IPs into complex SoCs.

Key Responsibilities

  • Develop synthesizable, high-quality RTL for mixed-signal IPs such as ADC/DAC interfaces, PLL/DLL control, power management units, and sensor front-ends.
  • Collaborate with analog design engineers to define digital-analog interface specifications, control logic, and communication protocols.
  • Ensure correct functionality and performance of mixed-signal IPs through behavioral modeling, simulation, and co-verification with analog components.
  • Participate in design reviews, micro-architecture definition, and documentation of IP functionality and timing interfaces.
  • Perform design quality checks including lint, CDC, RDC, and synthesis readiness analyses.
  • Collaborate with verification engineers to define test plans, drive coverage closure, and debug issues across digital and analog boundaries.
  • Integrate mixed-signal IPs into SoC top-level RTL and resolve functional or timing issues during full-chip validation.
  • Contribute to continuous improvement of design methodologies, automation scripts, and reuse strategies for mixed-signal IP development.

Qualifications

  • 5–10 years of experience in digital RTL design with strong exposure to mixed-signal IP or subsystem development.
  • Proficiency in Verilog/SystemVerilog and experience with synthesis and static verification flows (lint, CDC).
  • Familiarity with analog/mixed-signal concepts such as signal sampling, clocking, calibration, and power management.
  • Hands-on experience with mixed-signal co-simulation tools (Cadence AMS Designer, Synopsys VCS AMS, etc.) is a plus.
  • Good understanding of digital communication protocols (SPI, I2C, APB, AXI).
  • Exposure to scripting (Python, Perl, TCL) for automation and design flow enhancements.
  • Experience working in cross-functional environments involving analog, verification, and SoC integration teams.

Education

  • B.E./B.Tech or M.S./M.Tech in Electrical Engineering, Electronics, or Computer Engineering.

Key Competencies

  • Strong understanding of digital design and verification fundamentals.
  • Ability to work effectively across analog and digital domains in a collaborative environment.x
  • Excellent debugging, problem-solving, and analytical skills.
  • Good communication and documentation abilities.
  • Passion for quality, efficiency, and innovation in mixed-signal IP design.

Success Metrics

  • Timely delivery of functionally correct and synthesis-ready RTL for mixed-signal IPs.
  • High quality and robustness verified through simulation, lint, and CDC sign-off.
  • Effective collaboration with analog and SoC teams ensuring smooth IP integration.
  • Contributions to methodology and flow improvements enhancing team efficiency.

Benefits & Perks

Not only will you be joining a highly skilled and tight-knit team where every engineer makes a significant impact on the product; we also strive for good work/life balance and to make our environment welcoming and fun.

  • Equity Rewards (RSUs)
  • Employee Stock Purchase Plan (ESPP)
  • Insurance plans with Outpatient cover
  • National Pension Scheme (NPS)
  • Flexible work policy
  • Childcare support

6 Skills Required For This Role

Cross Functional Communication Problem Solving Game Texts Python Perl