Managing the California ISO's Transmission Planning Process (TPP) process for Transmission Planning. 2)Managing the TPP Competitive Solicitation process for Transmission Planning. Managing the transmission aspects of the Long-Term Procurement Plan (LTPP) for SDGE, including the development and filing of testimony and acting as an expert witness in transmission matters; coordinating SDGE's input to the LTPP and TPP with respect to transmission assumptions. Developing and supporting major transmission reliability projects as required. Managing senior technical personnel and outside consultants in the performance of advanced technical work.   Duties and Responsibilities: Manage the transmission planning aspects of major processes that impact the