RF Antenna Engineer

InnoPhase Inc., DBA GreenWave Radios™, is at the forefront of innovation in Open RAN digital radios. Our cutting-edge solutions, powered by the Hermes64 RF SoC, are designed to enhance network energy efficiency while dramatically reducing operational expenses, with purpose-built silicon that is the heart of ORAN-based active antenna arrays. Headquartered in San Diego, California, GreenWave Radios™ has established itself as a pioneer in delivering power-efficient digital-to-RF solutions. The company is supported by a talented team of over 100 engineers spread across four global R&D facilities. With an extensive portfolio of more than 120 global patents, GreenWave Radios™ continues to push the boundaries of radio technology and innovation. To learn more about GreenWave Radios™ and hear what our employees have to say, visit the GreenWave™ certification profile at GreatPlacetoWork.com or explore our Home - GreenWave Radios website. About the Role GreenWave Radios is seeking a highly technical Staff RF System Test Engineer to develop, automate, and execute system-level validation of next-generation RF SoC platforms from early silicon bring-up through production release. You will be a hands-on contributor responsible for uncovering complex RF performance issues, building scalable test infrastructure, and generating the data that drives critical design decisions. As a member of the Systems Engineering Group in San Jose, CA, this role sits at the intersection of RF hardware, embedded software, and test automation. You will work directly with designers and developers to characterize radio performance, debug challenging system behaviors, and create robust automated test solutions that ensure compliance with global wireless standards. The ideal candidate combines deep RF measurement expertise with strong software development skills and enjoys solving difficult technical problems through rigorous experimentation and data-driven analysis. What You'll Do Des

Wireless Regulatory Engineer – SAR About the Team The Consumer Devices team at OpenAI builds products that bring advanced AI capabilities into thoughtfully designed consumer experiences. We work across hardware, software, design, and research to develop reliable products from early exploration through production. About the Role We’re looking for a Wireless Regulatory Engineer to support RF exposure compliance for consumer hardware. You’ll work closely with RF, antenna, hardware, software, and regulatory teams throughout the product development lifecycle, helping ensure products meet applicable requirements while maintaining a high bar for performance and user experience. This role is based in Mountain View, CA. We use a hybrid work model of four days in the office per week and offer relocation assistance to new employees. In this role, you will: Develop and execute RF exposure test and validation strategies for consumer wireless products. Partner with engineering teams to evaluate product designs and identify potential compliance risks throughout development. Perform and analyze RF exposure measurements and communicate findings clearly to cross-functional teams. Support product development from early prototypes through validation, certification, and production. Coordinate testing with external laboratories and review results and supporting documentation. Translate applicable regulatory requirements into practical engineering guidance. Partner with RF and antenna teams to balance regulatory requirements with product performance. Develop tools and workflows that improve testing efficiency, consistency, and data analysis. Investigate issues, identify root causes, and work with engineering teams to develop effective solutions. Support global regulatory certification activities for wireless consumer products. You might thrive in this role if you: Have a Master’s degree or equivalent experience in Electrical Engineering, Computer Engineering, RF Engineering, or a related

About the Team The Connectivity Software Engineering team is responsible for enabling seamless, secure, and high-performance wireless connectivity across OpenAI’s products. We design and optimize Bluetooth, BLE, Wi-Fi, and emerging wireless technologies to ensure robust device pairing, network performance, and interoperability. Our work spans kernel drivers, system services, and user-level tools, with a focus on real-world performance, scalability, and reliability. About the Role OpenAI is seeking a Connectivity Software Engineer to design, implement, and optimize wireless connectivity features across our product ecosystem. You’ll work at the intersection of systems software, wireless standards, and hardware integration—building robust pairing and provisioning flows, debugging low-level protocols, and driving performance under real-world RF constraints. You will also support certification, field interoperability, and fleet-scale connectivity infrastructure. This role is based in San Francisco, CA . We use a hybrid work model of 4 days in the office per week and offer relocation assistance to new employees. In this role, you will: Design, implement, and debug Bluetooth/BLE and Wi-Fi features across kernel drivers, BlueZ/wpa_supplicant/hostapd, and systemd/D-Bus services Deliver robust pairing, bonding, and provisioning flows (GATT/GAP, LE Audio/LC3, WPA3/802.1X, captive portals, NAN) Optimize link performance: throughput, latency, jitter, roaming, coexistence (BT↔Wi-Fi), and power modes (TWT, WoWLAN) Build reliable network management using NetworkManager/nmcli, nl80211/cfg80211/mac80211, DNS/DHCP/mDNS, P2P/SoftAP Instrument and analyze with packet captures and tooling (btmon/hcidump, Wireshark, iperf, eBPF/perf, spectrum sniffers) Drive interoperability and certification readiness (Bluetooth SIG, Wi-Fi Alliance) and resolve field issues with root-cause fixes Contribute to OTA-safe configuration, telemetry, and diagnostics for fleet-scale operation You might thrive in

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role The RF Firmware Engineer will play a key role in developing advanced RF sensing capabilities for Mach’s autonomous defense platforms. Working on the DART team, you will focus directly on next-generation counter-UAV radar systems and RF seekers. You will be responsible for designing, implementing, verifying and optimizing the embedded firmware that controls the RF front-end of Mach’s RF seeker across the full development lifecycle - bare-metal board bring-up to final deployment. This role involves close collaboration with cross-functional teams that include antenna and RF hardware engineers to ensure the entire radar RF front-end system meets the mission-critical requirements. Success in this role requires strong technical execution, adaptability, and a hands-on approach in a fast-paced, iterative environment. Key Responsibilities Mission : Build next generation counter-UAV defense systems that will be used to defend human lives, critical infrastructure, and high value assets for the United States and its allies. Firmware development : Write high-performance, bare-metal C/C++ firmware for resource constrained microcontrollers powering the RF front-end boards in Mach’s radar products. Hardware co-design : Work with hardware engineers on component

InnoPhase Inc., DBA GreenWave Radios™, is at the forefront of innovation in Open RAN digital radios. Our cutting-edge solutions, powered by the Hermes64 RF SoC, are designed to enhance network energy efficiency while dramatically reducing operational expenses, with purpose-built silicon that is the heart of ORAN-based active antenna arrays. Headquartered in San Diego, California, GreenWave Radios™ has established itself as a pioneer in delivering power-efficient digital-to-RF solutions. The company is supported by a talented team of over 100 engineers spread across four global R&D facilities. With an extensive portfolio of more than 120 global patents, GreenWave Radios™ continues to push the boundaries of radio technology and innovation. To learn more about GreenWave Radios™ and hear what our employees have to say, visit the GreenWave™ certification profile at GreatPlacetoWork.com or explore our Home - GreenWave Radios website. About the Role As an RF Power Amplifier Design Engineer, you'll report to the VP of Engineering and drive the development of ultra-high-efficiency RF power amplifiers for our 5G cellular base station solutions. Our PA technology sits at the heart of a system-level approach to dramatically cutting base station power consumption, and this role puts you on the critical path from concept through volume production. This full-time position is based in San Diego, CA. What You'll Do Develop ultra-high-efficiency RF power amplifiers (PAs) for 5G FR1 base station solutions Evaluate and adapt the use of available transistors and amplifiers for the design of these PAs in various (Gan, GaAs, LDMOS) technologies as applicable Design, simulate, and debug/evaluate RF PAs, presenting results to peers and stakeholders throughout the design cycle As simulation is imperfect, extract relevant empirical data to hone in on design targets Partner with Systems, RF/Analog, Digital, and Firmware engineers to deliver a complete base station solutio

Who We Are HP IQ is HP’s new AI innovation lab. Combining startup agility with HP’s global scale, we’re building intelligent technologies that redefine how the world works, creates, and collaborates. We’re assembling a diverse, world-class team—engineers, designers, researchers, and product minds—focused on creating an intelligent ecosystem across HP’s portfolio. Together, we’re developing intuitive, adaptive solutions that spark creativity, boost productivity, and make collaboration seamless. We create breakthrough solutions that make complex tasks feel effortless, teamwork more natural, and ideas more impactful—always with a human-centric mindset. By embedding AI advancements into every HP product and service, we’re expanding what’s possible for individuals, organisations, and the future of work. Join us as we reinvent work, so people everywhere can do their best work. About The Role HP IQ's Wireless Technology Team works cross-functionally with Electrical Engineering, Software, Mechanical Engineering, Product Design, Industrial Design, Program Management, and Operations to develop next-generation wearable and AI-connected products. As a Lead RF Systems & Desense Engineer, you will own the RF system architecture from concept through mass production. You will lead RF integration across Wi-Fi, Bluetooth, UWB, NFC and emerging wireless technologies while driving RF desense, coexistence, and wireless performance for highly integrated products. What You Might Do Lead RF system architecture and integration for wearable and mobile platforms. Own RF desense investigations and mitigation across the product lifecycle. Define RF specifications, link budgets, validation plans and performance targets. Lead coexistence strategy for Wi-Fi, Bluetooth, UWB, NFC and other radios. Partner with antenna, EE, FW, ME and silicon vendors to optimize total wireless performance. Perform CST and ADS simula