• Define and execute the product vision for E9 and E3 systems, aligning with Calix’s Intelligent Access EDGE strategy. • Lead product lifecycle activities ranging from product concept to end of life. • Define and monitor key business metrics for E9 and E3 systems, with a focus on accurate forecasting, improving revenue and margin, and reducing total cost of ownership for Calix systems. • Lead cross-functional planning for interoperability across ONTs, PON variants (GPON, XGS-PON, NG-PON2, 50G PON), and third-party vendor systems. • Collaborate with Product Line Leadership (PLL), engineering, marketing, sales, and support teams to articulate detailed product requirements and use cases. • Own the requirements and use case documentation, ensuring alignment with feasibility studies and customer proposals. • Drive OMCI and ONT interoperability testing and resolution, working closely with development and sales teams. • Support strategic customer proposals by translating technical capabilities into compelling value propositions. • Represent Calix in customer meetings, RFP responses, and interoperability forums. • Partner with hardware and software engineering to guide architecture decisions and resolve field issues. • Work with marketing and sales to position E9/E3 capabilities effectively in competitive contexts.