Tech Lead 5G ORAN Linux Software

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  or explore our Home - GreenWave Radios website.

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.

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.

Key Responsibilities:

• Individual contributor to develop Embedded Linux-based SW solutions for O-RAN Cellular base station radios.
• Design, develop, and optimize embedded Linux software for O-RAN-based cellular base station radios.
• Implement software solutions to interface with radio hardware, processing layers, and wireless protocols.
• Develop software for hardware abstraction layers, device drivers, and radio processing functionalities in the O-RAN stack (CUSM).
• Optimize embedded software for low-latency, real-time performance, and high throughput, ensuring the software meets strict timing and reliability requirements, focusing on memory management, CPU utilization, and power efficiency.
• Collaborate with hardware engineers, systems architects, and other software teams to ensure seamless integration of hardware and software for O-RAN base station radios.
• Develop and implement control, monitoring, and resource management systems that interact with the radio hardware ensuring compatibility and interoperability with other O-RAN-compliant elements.
• Assist with the definition, development & verification of FW/SW products.
• Establish unit level design, implementation & test strategies.
• Support integration & test and debug software for timely closure.
• Work with the Applications team and customers to provide the necessary support.

Job Requirements:

• 15+ years relevant work experience required.
• BE/B.Tech, M.Tech – EC/CS required.
• Strong coding skills in C, C++ is mandatory and/or Python.
• Expertise in ORAN Stack M/C/S/U Plane.
• Experience with Embedded Linux Kernel, Driver & Application development.
• Cellular RAN development experience.
• Experience building and integrating SW for a multi-vendor environment e.g., some internal custom SW + Xilinx IP + 3rd-party / open-source SW.
• Experience with ARM or similar embedded SoC development environment.
• Excellent debugging skills.
• Comfortable with configuration management, version control & modern software development flow (e.g., Agile).
• Good communication, documentation & presentation skills.
• Prior experience with FPGA and/or Network Processor software development.
• Team player with a strong sense of urgency to meet product schedules.
• Be able to work productively and independently.

Desirable Skills:

• Familiarity with ORAN M/C/S/U plane.
• Familiarity with netconf2, netopeer2 client/server, yang, SysRepo, SyncE, PTP(IEEE1588), eCPRI, CPRI.
• Experience with development for PetaLinux (Xilinx-based Linux SW package) including development workflow incorporating Xilinx Vivado & Xilinx SDK.
• Experience with Xilinx Zynq platform.
• Experienced in RTOS principles and concepts & hands-on experience in any RTOS.
•  Prior System on a Chip (SoC) product development experience.
• Good understanding of cellular wireless protocols (MAC/PHY).
• Experience using command-line Git, GitLab & Jira tools.

Benefits:

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