Senior RFID Systems Engineer

<div class="content-intro"><h3>ABOUT US</h3> <p>E-commerce got real-time data infrastructure decades ago. Physical stores still have not. RADAR is changing that.<br><br>RADAR is building the data infrastructure layer for the physical world, starting with retail. Our hardware-enabled SaaS platform uses proprietary overhead sensors, software, and AI-powered analytics to locate every product in a store, continuously, down to the fixture. We are deployed across 1,400+ stores with retailers including American Eagle Outfitters and Old Navy, processing tens of billions of real-world events every day, delivering 99%+ accuracy in complex, noisy environments - at fleet scale.<br><br>RADAR is one of the best-funded companies in retail technology, backed by a recent Series B financing at a $1 billion valuation. Inventory accuracy is only the beginning. We believe RADAR can become foundational infrastructure for the physical economy, powering new AI-driven commerce experiences across retail and beyond.<br><br>Join us if you want to work on a large, unsolved, technically challenging problem with an ambitious team building category-defining technology.</p> <h4>OUR VALUES</h4> <ul> <li>Mission-Driven: We're transforming retail with cutting-edge technology and building something that truly matters.</li> <li>Collaborative Team: We thrive on curiosity, shared goals, and solving complex problems together.</li> <li>High Impact: You’ll make meaningful contributions from day one and help shape the future of our product and company.</li> <li>Clear Communication: We value honesty, humility, and respectful dialogue—everyone’s voice matters.</li> <li>Balanced Lives: We work hard, but not at the expense of well-being. We respect time, boundaries, and life outside of work.</li> <li>Diverse Perspectives: We believe better ideas come from diverse backgrounds, experiences, and viewpoints.</li> <li>Empathy-Driven Design: We build with deep respect for our end users, listening closely to their feedback and needs.</li> </ul></div><h3><strong>ABOUT THE JOB</strong></h3> <p>We are currently seeking a Senior Systems Engineer to join our team and assist with efforts in modeling, simulating, and improving the performance of PHY and MAC systems. In this role, you will be responsible for identifying and addressing RF, Digital and Channel impairments, collaborating closely with engineers to validate and define performance requirements, and implementing physical layer algorithms. This position demands a strong proficiency in C++ and a deep understanding of wireless communication principles, enabling you to make critical decisions on performance versus implementation complexity. Your work will directly impact the development and optimization of advanced wireless