Working knowledge of the following: SEL products and protocols, Electric utility telecommunications, IEC 61850, IEC 60870-103, -101, -104, DNP3, Modbus, PRP, IEEE 1588, 3-phase and electric power systems, Electric utility protection practices, NERC-CIP compliance requirements, Industrial controls and PLCs. As an Integration & Automation Engineer, a typical day might include the following: Maintain advanced technical knowledge and skills to contribute to the development and enhancement of integration and automation features in SEL products.