Lead Engineer Wireless Firmware

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.

Based in San Diego, California, GreenWave Radios has earned a reputation for delivering power-efficient digital-to-RF solutions. Our commitment to innovation is backed by a robust team of more than 100 talented engineers spread across four R&D facilities worldwide and an extensive portfolio of over 120 global patent filings, underscoring our dedication to pushing the boundaries of radio technology.

InnoPhase Inc., DBA GreenWave™ Radios and Synergic Emergence have a co-employment relationship. For over three years, GreenWave Radios has partnered with Synergic Emergence, a professional employment organization provider, to offer our employees the best benefits and services. This arrangement means that Synergic Emergence provides employee pay checks and benefits, and GreenWave Radios will provide employment, evaluation, and advancement. By outsourcing some HR functions, GreenWave Radios can focus on what we do best – developing and implementing highly innovative SOC cellular radio integrated circuit products.

Key Responsibilities

• Design and develop bare metal & RTOS-based firmware/software for a 5G SoC – specifically device driver and lower PHY.
• Assist with the definition, development and verification of SW/FW products in accordance with company & industry standards, policies & procedures.
• Run & test developed SW/FW both in simulation & on actual HW in lab (lab may be remote).
• Collaborate closely with Applications, Systems, HW and SW/FW teams to determine SW/FW requirements.
• Participate in architecture & code reviews.
• Produce documentation e.g., design specs, developer & customer user guides, etc.
• Read and understand detailed technical specifications.
• Individual contribution is the main role, with some technical leadership and mentorship.

Job Requirements

• 8+ years’ experience required.
• B.E EE/CS required, M. Tech EE/CS preferred.
• Strong coding skills in C, C++, Python.
• Experience with ARM or similar embedded SoC development environments.
• Experienced in RTOS principles and concepts, and hands-on experience in any RTOS.
• Comfortable with configuration management, version control and modern software development flows (e.g., Agile, Scrum, Lean).
• Excellent debug skills.
• Good communication, documentation & presentation skills.
• Demonstrate initiative to drive technical issues to resolution.
• Wireless experience on any of Wi-Fi, BLE, 5G, LTE, NB-IoT, LoRa, Zigbee,

Desirable Skills

• Prior System on a Chip (SoC) product development experience.
• Good understanding of cellular wireless protocols (MAC/PHY), especially 4G LTE or 5G NR.
• Be able to work productively and independently.
• Experience using GIT and Jira tools.
• Team player with a strong sense of urgency to meet product needs on time.
• Use of AI coding assistants (e.g., Copilot, Claude Code) for firmware development/debugging productivity

Benefits

• Competitive salary and stock options.
• Learning and development opportunities.
• Employer paid health Insurance.
• Earned, Casual, Sick & parental leaves.