To thrive as a Senior Transmission Planning Engineer, you need a strong background in electrical engineering, power systems analysis, and transmission network modeling, usually supported by a bachelor's or master's degree and several years of relevant experience. Expertise with power system simulation software (such as PSS/E, PowerWorld, or PSLF), as well as familiarity with NERC standards and regional planning criteria, is highly valued. Strong project management, analytical thinking, and effective communication skills help coordinate complex projects and facilitate collaboration with multiple teams. These competencies are essential for designing reliable transmission solutions, ensuring regulatory compliance, and supporting the safe and efficient operation of the electric grid.