As a Field Application Engineer, you will be part of an international team focused on pre-sales technical support, on-site installation, and will collaborate with the Enphase Product Engineering team throughout product development. You will provide sales technical support, drive new business in Japan, and own field-related activities to support Enphase customers, including system design, installation, and commissioning of solar and storage systems. You'll ensure customer expectations are communicated to Product Engineering. You will also assist in recommending products for Enphase applications and act as a technical resource.