Lead RF Engineer

About the role:

We're looking for a Staff RF Engineer to join our team. The team is responsible for product development across several Samsara product lines and new technology investigations. In the day-to-day, you will be responsible for championing board-level and system-level RF electronics design. You will lead the design of RF subsystems and products through feasibility, design, development, and validation encompassing chipset selection and antenna for Cellular, Wi-Fi, BT, GPS, UWB, Satellite, etc. We run a collaborative process working closely with customers, PM, EE, PD, SW, EPM, Rel, and QA to make excellent decisions.

You should apply if:

• You want to impact the industries that run our world: Your efforts will result in real-world impact-helping to keep the lights on, get food into grocery stores, reduce emissions, and most importantly, ensure workers return home safely.

• You are the architect of your own career: If you put in the work, this role won't be your last at Samsara. We set up our employees for success and have built a culture that encourages rapid career development, and countless opportunities to experiment and master your craft in a hyper-growth environment.

• You're energized by our opportunity: The vision we have to digitize large sectors of the global economy requires your full focus and best efforts to bring forth creative, ambitious ideas for our customers.

• You want to be with the best: At Samsara, we win together, celebrate together and support each other. You will be surrounded by a high-caliber team that will encourage you to do your best.

Click here to learn about what we value at Samsara.

In this role, you will:

• Create RF subsystem architecture, design, develop, and test RF circuits, modules, and antenna through all phases of the development process

• Review board-level schematic design and PCB layout of RF circuits and system-level integration via simulation or link budgets analysis etc.

• Bring up RF subsystems and enable product teams to develop next-generation products or new product proof of concept

• Characterize and validate board-level and system-level RF subsystem performance and design margins

• Root cause analysis for build failures or field failures, and implement design changes accordingly

• Conduct research: stay abreast of the latest wireless technologies from all the top semiconductor companies and evaluate the leading edge technologies, including 4G/5G Cellular, WiFi, Bluetooth, GNSS, UWB, mmWave, Satellite, and more

• Integrate EVKs to showcase new technology concepts and demos to contribute to Samsara's product roadmap

• Actively participate in sampling customer experience and improving product performance

• Work closely with product teams to manage top JDM companies to design, validate, certify, and manufacture quality products in high-volume

• Champion, role model, and uplevel the cross-functional team to exhibit Samsara values and leadership principles (Focus on Customer Success, Build for the Long Term, Growth Mindset, Win as a Team)

Minimum requirements for the role:

• 10+ years of professional industry experience in RF circuits and module development

• Proficient in board-level schematic design and PCB layout of RF circuits

• Experience working on 4G/5G, Wi-Fi, Bluetooth, GNSS, Satellite communication

• Experience working with RF chipset or module vendors, test instrument suppliers, JDM partners, and shipping high-quality products

• Proficient in simulation tools such as CST and ADS, as well as EDA tools such as Altium or Cadence

• Experience with lab instruments such as network analyzers, spectrum analyzers, signal generators, and oscilloscopes

• Ability to deal with product requirements ambiguity and design trade-offs

• Bachelors or masters in RF engineering or similar

• Good written and verbal communication skills

• This role is based in the San Francisco Bay Area

An ideal candidate also has:

• Experience with antenna simulation and design is a plus.

• EMI/EMC design and mitigation techniques

• Thrives in an environment that requires rapid deployment and product iteration based on customer feedback

• Practical knowledge of Wi-Fi, BLE, LTE, 5G, satellite, GNSS, etc.

• Experience in building RF labs for hardware development, characterization, validation, failure analysis, etc.

• Forward-thinking to build processes, identify opportunities, solve hardware technical problems, and a go-to person for any RF related technical issues

• Experience in system engineering best practices and product compliance and certification and regulation considerations, including FCC, PTCRB, CTIA, ETSI, TIA/EIA, etc.

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