Sr. Modem Design Verification Engineer

Posted 5 Days Ago
Be an Early Applicant
Austin, TX, USA
In-Office
125K-231K Annually
Senior level
Hardware • Software
The Role
Lead verification strategy and implementation for digital modem/PHY designs. Build SystemVerilog/UVM testbenches, create test plans, drive coverage closure, debug complex issues, support silicon bring-up, and collaborate cross-functionally to validate wireless systems.
Summary Generated by Built In

Silicon Labs (NASDAQ: SLAB) is the leading innovator in low-power wireless connectivity, building embedded technology that connects devices and improves lives. Merging cutting-edge technology into the world’s most highly integrated SoCs, Silicon Labs provides device makers the solutions, support, and ecosystems needed to create advanced edge connectivity applications. Headquartered in Austin, Texas, Silicon Labs has operations in over 16 countries and is the trusted partner for innovative solutions in the smart home, industrial IoT, and smart cities markets. Learn more at www.silabs.com.

Senior Modem Design Verification Engineer 
Austin, Texas 
Meet the team 
The Wireless PHYMAC team is responsible for designing the digital components of Silicon Labs’ low power energy-efficient wireless products. Our team focuses on building efficient, high-performance digital systems that enable wireless connectivity across applications such as smart home, industrial IoT, and smart cities. The team operates in a highly collaborative and cross-functional environment, working closely with system architects, analog/RF designers, firmware engineers, and product teams to deliver robust and scalable wireless solutions.  By working at the intersection of digital design and wireless systems, the team plays a critical role in advancing the future of connected devices. 
About the Role 
As a Senior Modem Design Verification Engineer, you will be responsible for ensuring the functional correctness and performance of digital modem designs used in Silicon Labs’ low-power wireless products. You will work closely with design, architecture, and system teams to develop verification strategies, build robust test environments, and debug complex issues across the PHY/MAC layers. This role offers the opportunity to contribute throughout the product lifecycle—from early design through silicon bring-up—while working on cutting-edge wireless technologies that power next-generation connected devices. 
Responsibilities 
  • Define and execute verification strategies for digital modem designs across key wireless use cases  
  • Develop and maintain scalable verification environments using SystemVerilog/UVM or similar methodologies  
  • Create test plans, test benches, and stimuli to achieve high functional and coverage closure  
  • Debug and analyze design issues, working closely with design and architecture teams to resolve them  
  • Track and drive functional and code coverage to ensure verification completeness  
  • Collaborate cross-functionally with firmware, validation, and system teams to ensure correct system behavior  
  • Support silicon bring-up and correlate pre-silicon verification with post-silicon results  
  • Continuously improve verification methodologies, tools, and automation workflows 
Minimum Qualifications 
  • BSEE/CE or a related field  
  • Solid understanding of digital design fundamentals and verification concepts  
  • 5–8 years of experience in digital design verification, with a focus on modem or wireless PHY designs preferred  
  • Experience with SystemVerilog and UVM or similar verification methodologies
  • Strong debugging skills with experience analyzing simulation results and identifying root causes  
  • Familiarity with scripting languages such as Python or Perl for automation  
  • Basic understanding of wireless communication systems or digital signal processing concepts  
  • Strong problem-solving skills and ability to work effectively in a collaborative team environment 
Preferred Qualifications 
  • Experience verifying wireless standards such as BLE, Wi-Fi, Zigbee, or similar technologies  
  • Experience with advanced verification techniques such as constrained-random, coverage-driven verification, and SystemVerilog assertions (SVA)  
  • Familiarity with C/C++ or MATLAB for algorithm modeling and reference model development  
  • Experience with mixed-signal or system-level verification, including co-simulation with analog/RF components  
  • Exposure to post-silicon validation, lab bring-up, and correlation with pre-silicon results  
  • Experience with low-power design verification and power-aware methodologies 
Benefits & Perks 
You can look forward to the following benefits:    
  • Great medical (Choice of PPO or Consumer Driven Health Plan with HSA), dental and vision plans  
  • Highly competitive salary  
  • 401k plan with match and Roth plan option  
  • Equity rewards (RSUs)  
  • Life/AD&D and disability coverage  
  • Flexible spending accounts  
  • Adoption assistance  
  • Back-Up childcare  
  • Additional benefit options (Commuter benefits, Legal benefits, Pet insurance)  
  • Flexible PTO schedule  
  • 3 paid volunteer days per year  
  • Charitable contribution match  
  • Tuition reimbursement  
  • Free downtown parking  
  • Onsite gym  
  • Monthly wellness offerings  
  • Free snacks  
  • Monthly company updates with our CEO  

#LI-AA1 

The annualized base pay range for this role is expected to be between $124,600 - $231,400 USD. Actual base pay could vary based on factors including but not limited to experience, geographic location where work will be performed and applicant’s skill set. The base pay is just one component of the total compensation package for employees. Other rewards may include an annual cash bonus, equity package and a comprehensive benefits package.

Silicon Labs is an equal opportunity employer and values the diversity of our employees. Employment decisions are made on the basis of qualifications and job-related criteria without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status, or any other characteristic protected by applicable law.

Skills Required

  • BSEE, BCE, or related degree
  • Solid understanding of digital design fundamentals and verification concepts
  • 5-8 years of experience in digital design verification (modem/wireless PHY experience preferred)
  • Experience with SystemVerilog and UVM or similar verification methodologies
  • Strong debugging skills, including analysis of simulation results and root-cause identification
  • Familiarity with scripting languages such as Python or Perl for automation
  • Basic understanding of wireless communication systems or digital signal processing concepts
  • Strong problem-solving skills and ability to work effectively in a collaborative team environment
  • Experience verifying wireless standards such as BLE, Wi‑Fi, Zigbee, or similar technologies
  • Experience with constrained-random, coverage-driven verification, and SystemVerilog assertions (SVA)
  • Familiarity with C/C++ or MATLAB for algorithm modeling and reference model development
  • Experience with mixed-signal or system-level verification, including co-simulation with analog/RF components
  • Exposure to post-silicon validation, lab bring-up, and correlation with pre-silicon results
  • Experience with low-power design verification and power-aware methodologies

Silicon Labs Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Silicon Labs and has not been reviewed or approved by Silicon Labs.

  • Affordable Benefits Benefits are portrayed as cost-effective, with references to low premiums and employer contributions that make coverage feel financially manageable. This affordability can increase the perceived value of total rewards even when base pay is viewed as merely competitive.
  • Healthcare Strength Healthcare offerings are described as comprehensive, spanning medical, dental, and vision coverage plus mental-health resources. Additional mechanisms like HSA/FSA options and preventive-care coverage reinforce the sense of strong health support.
  • Retirement Support Retirement support appears meaningful, with mentions of a 401(k) match and immediate vesting in some descriptions. Profit-sharing elements are also cited alongside retirement programs, strengthening the longer-term rewards picture.

Silicon Labs Insights

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The Company
HQ: Austin, TX
1,900 Employees
Year Founded: 1996

What We Do

We are a leader in secure, intelligent wireless technology for a more connected world. Our integrated hardware and software platform, intuitive development tools, unmatched ecosystem and robust support make us the ideal long-term partner in building advanced industrial, commercial, home and life applications. We make it easy for developers to solve complex wireless challenges throughout the product lifecycle and get to market quickly with innovative solutions that transform industries, grow economies and improve lives.

Why Work With Us

Our incredibly talented team is comprised of innovative risktakers pushing the bounds of what’s possible. We’re problem solvers first, addressing the industry’s biggest challenges to transform industries, grow economies and improve lives.

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