Senior Manager, Mechanical Engineering

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 revolutionised solar power, making it safer, more reliable, and scalable. Today, the Enphase Energy System lets users make, use, save, and sell their own power — and Enphase is one of the most successful clean-energy companies in the world, with more than 80 million products shipped across 160 countries.

Join our dynamic teams designing next-generation energy technologies for solid state transformers!

About the Role

You are a Mechanical Engineer with experience leading a small team. You have a strong track record in product design and a passion for solving complex engineering challenges at pace. You are technically proficient, a people leader, and capable of managing the scheduling and resourcing of a complex project.

The role reports to the Director of Inverter Technology and will have 2-5 direct reports.

Role / Duties

• Meeting quarterly project progress targets, with goals that come all the way from the CEO
• Professional development of your team
• Representing your team to the yearly Performance Focal Group and Promotion Review Board
• Technical decisions regarding design
• Managing global suppliers to produce parts and assemblies on schedule
• Lead design options and reviews; drive optimisation of electromechanical assemblies including EMI/EMC/RI and thermal requirements.
• Apply DFM/DFA/DFT/DFC principles across the full product lifecycle, including supplier selection and process qualification.
• Plan and execute engineering verification and reliability testing.
• Engage cross-functionally with hardware, firmware, manufacturing, and procurement teams.
• Identify and resolve design requirement conflicts and ensure compliance with internal policies and industry standards.

Qualification and Previous Experience

• Bachelor’s degree in Mechanical Engineering or a closely related discipline.
• 12+ years’ experience in product or part design, with a strong track record across the full product development lifecycle.
• Experience in leading and managing other engineers
• Demonstrable expertise in injection moulding, sheet metal, and CNC machining design and manufacturing processes.
• Proficiency in an enterprise CAD package — SolidWorks strongly preferred, ideally in a PDM-managed environment.
• Experience with both investigative and verification testing, including writing test plans and technical reports.

What Would Make You Stand Out?

• 3+ years experience leading a team of 5 people.
• Designing for product lifetimes of 20–25 years in outdoor, weathered environments.
• Top-down modelling strategies such as Master Modelling in SolidWorks.
• Background in connectors, power electronics enclosures, or electromechanical assemblies.
• Familiarity with global product compliance and certification processes (e.g. UL, IEC, CE).
• Experience working with globally distributed engineering teams.

Employee Benefits

• Restricted stock units (RSUs) as part of your total compensation.
• Bonus plan.
• Wellbeing and insurance benefits for you and your family.
• Annual performance reviews with clear career progression pathways.
• Well-equipped laboratory and R&D facility in central Christchurch.

Visa Requirements

Enphase Energy NZ is currently only considering candidates for this role with New Zealand permanent residency or citizenship.