Senior Firmware Engineer

2 weeks ago

Christchurch, New Zealand Enphase Energy Full time

Our mission at Enphase Energy is to advance a sustainable future for all.

Today, our intelligent microinverters, which turn sunlight into an affordable, safe, reliable, and scalable source of energy, work with virtually every solar panel made, and when paired with our award-winning smart battery technology, we engineer one of the industry's best-performing clean energy systems. To date, we have installed more than 42 million microinverters on more than 1.9 million homes across 130 countries.

Like our customers, our innovative teams are also worldwide, making Enphase Energy a truly global company. We are one of the fastest growing and most dynamic energy companies in the world. Nimble and acutely focused on developing ground-breaking solar energy management technology, each of our teams has a shared goal of creating a carbon-free future.

Do you want to help change the world? Learn more about the role:
Enphase is seeking a highly effective and driven **Senior Firmware Engineer** to join our high performing team based at our Research and Development Center located in Wigram, Christchurch.

You will be working in a team of engineers who are tasked to design, enhance and test the latest generation of our power converter and energy storage product range.

**Role/Duties**:

- Designing and implementing embedded software for real-time operation and control.
- Simulating new algorithms for autonomous microgrid power flow management.
- Developing unit and system test software.
- Validating algorithms using system simulation tools.
- Working with hardware engineers to test and troubleshoot prototype designs.
- Firmware testing.

**Requirements**:

- Able to understand and implement digital signal processing (DSP) concepts in a microprocessor environment.
- Familiarity with evaluating CPU versus hardware processing requirements and trade-offs for cost-effective designs.
- Ability to troubleshoot firmware related issues within complex systems.
- Ability to test code and hardware both with and without external test equipment such as oscilloscopes, power meters, etc.
- Familiarity with software development processes. E.g. Agile, Structured, Object Oriented, etc.
- Familiarity with development tools such as GCC, GDB, Eclipse, CMake etc.
- Familiarity with software code management tools such as GIT, Mercurial, etc.
- Ability to carry a design task from concept to implementation.
- Ability to document engineering requirements, document solutions, and test new firmware designs.

**Qualification and Previous Experience**:

- B.Eng in electrical, mechatronic, computing or equivalent.
- 5 years related experience

**What would make you stand out?**
- Proven performance, in a similar role, in a Research and Development environment.
- Exposure to interrupt services and drivers in embedded software control.
- Experience with power electronics systems.
- Experience with solar inverters.
- Experience with 32-bit ARM processors and 8-bit 8051 processors.
- Experience with UL1741, IEEE1547 and other solar-related standards.
- Familiarity with automated test scripts/setups, using Python.

**Employee Benefits**:

- Restricted stock units as part of your total compensation
- Bonus plan
- Wellbeing and insurance benefits for you and your family
- Annual performance reviews
- Opportunities for career growth and development
- Working in a well-equipped laboratory and facility

**About Enphase Energy**

Enphase Energy is a multi-national company with many global locations, sales and marketing, operations, and research and development.

**Find out more**:

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