Senior RF Systems Engineer

About SimpliSafe We’re a high-tech home security company that’s passionate about protecting the life you’ve built and our mission of keeping Every Home Secure. And we’ve created a culture here that cares just as deeply about the career you’re building. Ours is a no ego culture of collaboration and innovation where those seeking their next challenge can find big opportunities and make a huge impact on the lives of all those who we protect. We don’t just want you to work here. We want you to grow and thrive here. We’re embracing a hybrid work model that enables our teams to split their time between office and home. Hybrid for us means we expect our teams to come together in our state-of-the-art office on two core days, typically Tuesday and Wednesday, to work together in person, and teams can choose where they work for the remainder of the week. We all benefit from flexibility and get to use the best of both worlds to get our work done. Why are we hiring? Well, we’re growing and thriving. So, we need smart, talented, and humble people who share our values to join us as we disrupt the home security space and relentlessly pursue our mission of keeping Every Home Secure. What You’ll Do As a Senior RF Systems Engineer, you will be a key technical leader responsible for RF product development and validation at SimpliSafe. You help design and build SimpliSafe’s RF capabilities in our goal to have the best-in-class wireless connectivity in the industry. You will work closely with the engineering teams to choose chipsets as well as optimize mechanical and electrical designs for RF performance. You will also lead and guide our ODMs design partners in the design, test, and qualification on new products. Responsibilities: Establish and maintain the performance metrics for all wireless protocols (Wi-Fi, BLE, Radar, and Sub-GHz), ensuring they align with product requirements. Build SimpliSafe’s RF testing capabilities including test plans and equipment selection. Lead and audit ODM design partners through the test and qualification phases. Review their test reports with a critical eye to ensure no corner cases are missed. Lead the characterization of wireless chipsets and antenna systems to validate vendor claims and ensure suitability for SimpliSafe’s unique hardware constraints. Act as the RF consultant to Electrical and Mechanical teams, validating that board layouts and mechanical enclosures don't degrade RF integrity. Review PRDs, and author RF technical requirements to meet product requirements. Drive the development of automated test scripts to increase validation coverage and repeatability. Root causing RF field related issues. Qualifications: Deep expertise in: Validating radio and front-end performance across 400MHz to 70GHz bands, with a specific focus on high-reliability consumer electronics. Proven ability to translate Product Requirements into technical RF specifications. Advanced skills in debugging desense, interference, and coexistence issues in multi-radio environments. Encoding methods and modulation schemes such as OFDM, Frequency hopping, QAM, GFSK, UWB, convolution encoding, STBC. Expert-level operation of VNA, Spectrum Analyzers, Signal Generators, and Wideband Radio Communication Testers (i.e. IQxel, LitePoint, or Rohde Schwarz). RF emission requirements and testing for FCC, ETSI, Radio and Emission qualifications. Debugging RF issues. Setting up, running and evaluating of TIS, TRP, BER, Return Loss, Desense, radiation patterns, etc Bachelor's or Master’s degree in RF/Electrical Engineering, or a closely related field. 5+ years of progressive experience in RF design, development, and validation, with a proven track record of bringing products to market. Exceptional analytical, problem-solving, and critical thinking skills, with an ability to tackle complex, ambiguous problems. Additional Desirable Qualifications RF simulation tools like CST or HFSS. Familiarity with common MAC Layer prot ... (truncated, view full listing at source)