Sr Staff Engineer – Embedded Firmware
Job Summary
Job Description
As a Sr Staff Engineer – Embedded Firmware at Enphase Energy, you will be involved in the co-design of hardware and firmware for next-generation energy technologies. This role requires a deep understanding of computer architecture and embedded software development. You will contribute to optimizing custom CPUs for power conversion and communications, including developing hardware accelerators and firmware. Collaboration with various teams, including CPU architecture, design, and verification teams, is crucial. You will be expected to document workflow, processes, and results. The role involves understanding and applying unique approaches and algorithms for power conversion and communications within Enphase products. The candidate will work closely with software community and domain experts to develop power conversion algorithms.
Must have:
- BS/MS/PhD with relevant experience
- Experience in digital communications, signal processing or power conversion
- Proficiency in programming and scripting (Python, C/C++, Verilog)
- Knowledge of ARM Cortex M and RISC-V CPU architecture
- Understanding of hardware vs. software implementation trade-offs
- Experience in hardware performance evaluation and debugging
Good to have:
- Knowledge of pre-silicon validation with FPGAs
- Familiarity with ASIC modeling and simulation environments, tools, and methodologies
5 skills required
Job Details
Enphase Energy is a global energy technology company and a leading provider of solar, battery, and electric vehicle charging products. Founded in 2006, our innovative microinverter technology revolutionized solar power, making it a safer, more reliable, and scalable energy source. Today, the Enphase Energy System enables users to make, use, save, and sell their own power. Enphase is also one of the most successful and innovative clean energy companies in the world, with more than 80 million products shipped across 160 countries.
Join our dynamic teams designing and developing next-gen energy technologies and help drive a sustainable future!
About the role
Enphase is looking for an experienced hardware and firmware co-design engineer with experience in both computer architecture and embedded software development to join our team in Fremont, CA, USA. Currently, the team is developing our next generation power conversion ASICs in 22nm technology. These ASICs will be at the heart of our future solar inverters, batteries, and bi-directional charger products. In this role, you will contribute to optimize our custom CPUs for advanced applications in power conversion and communications.
What you will do
What you will do
Hardware and Software co-development
- Understand our unique approaches and algorithms for power conversion and communications used in Enphase products
- Develop our custom RISC-V CPUs for power conversion and communications including architectural exploration (performance evaluation, identification of custom CPU instructions) and hardware-firmware co-simulation
- Develop and use hardware accelerators and associated firmware
- Use our ARM Cortex M based SoCs to develop prototype and reference firmware for key applications
Collaboration
- Work closely with CPU architecture, design, and verification teams to understand existing hardware architecture and design
- Work with our in-house software community and our world-class domain experts in power conversion to develop power conversion algorithms
- Be the main point of contact for the software community
Documentation and Training
- Document workflow, processes and results
- Use existing documentation and defect tracking infrastructure
Who you are and what you bring
- Minimum BS+12 or MS+8 or PhD+6 years’ experience in a similar job function
- A self-starter, able to take initiatives with an open mind in an innovative-centric environment
- Strong background and experience in one or more areas of
- Digital communications, digital signal processing or digital power conversion
- Programming and scripting (e.g., Python, C/C++, Verilog)
- ARM Cortex M and RISC-V CPU architecture
- Hardware vs software implementation trade off analysis
- Hardware performance evaluation and debugging
Nice to have attributes
- Knowledge of pre-silicon validation with FPGAs
- Environments, tools and methodologies used for ASIC modeling and simulation
The base pay range for this position is $160,000 to $205,000. This salary range may be modified in the future. The successful candidate’s starting pay will be determined based on relevant skills, experience, education or training, work location, and market conditions. This position is also eligible for generous stock, bonus, and benefits.
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