Supports technical sales and partner adoption of residential energy hardware and software. Leads product demonstrations, webinars, customer discovery, technical presentations, and proposal responses for utilities, aggregators, automotive OEMs, installers, and solar and storage partners. Diagnoses integration issues using logs, packet captures, APIs, and field test setups. Requires deep expertise in distributed energy resources, power electronics, EV charging and DER communication protocols, plus field deployment experience and willingness to travel 25% or more.