Sr. Engineer - MV Protection & Relay Engineering

Job Description – Protection Relay Programming & Testing Engineer Position Protection Relay Programming & Testing Engineer – MV & LV Protection Systems Qualification & Experience B.E./B.Tech. in Electrical Engineering . 7–12 years of relevant experience in protection relay programming, testing, commissioning, and protection/control systems. Predominantly experienced in MV switchgear, control and relay panels, and electrical protection systems . Core Technical Expertise Hands-on experience in protection relay programming, configuration, testing, commissioning, and troubleshooting for MV and LV protection systems. Strong experience with protection relays from: ABB Siemens Schneider Electric Experience with platforms such as ABB Relion, Siemens SIPROTEC, Schneider Easergy/SEPAM , or equivalent. Strong knowledge of protection schemes including overcurrent, earth fault, directional protection, under/over-voltage, under/over-frequency, transformer, motor, and busbar protection . Ability to interpret SLDs, protection schematics, control schematics, wiring diagrams, and protection philosophies . Hands-on experience in secondary injection testing , functional testing, trip testing, interlock verification, and end-to-end protection testing. Experience with OMICRON or equivalent relay test equipment is highly preferred. Experience in FAT, SAT, commissioning, site testing, troubleshooting, and final validation of MV/LV protection systems. Ability to verify relay settings against approved protection coordination studies . Preparation and review of relay setting files, test procedures, test reports, commissioning reports, and protection documentation . Communication & Networking Expertise Strong hands-on knowledge of industrial communication networks and complete communication topology associated with MV/LV protection and control systems. Practical experience with: Modbus RTU Modbus TCP/IP Profibus Profinet IEC 61850 Industrial Ethernet communication Strong understanding of IEC 61850 architecture , including IEDs, Station Bus, Process Bus, GOOSE, MMS, and SCL configuration . Ability to configure and troubleshoot communication mapping, data points, alarms, status, commands, measurements, events, and protection signals . Understanding of network switches, VLANs, IP addressing, gateways, network redundancy, and basic network diagnostics . Ability to troubleshoot communication issues across the complete chain—from protection relay/IED through network infrastructure, PLC/RTU, SCADA/EPMS, and higher-level systems . Control, SCADA & System Architecture Thorough understanding of the complete protection, control, and communication system architecture . Experience integrating protection relays with PLC, RTU, SCADA, EPMS/BMS, and other supervisory control systems . Ability to understand and review communication architecture drawings, network topology, I/O lists, signal lists, communication matrices, and cause-and-effect diagrams . Experience in FAT/SAT and end-to-end communication testing , including verification of commands, status, alarms, trips, measurements, events, and interlocks. Desired Candidate Profile The ideal candidate should be a complete Protection Relay Programming & Testing Engineer with strong hands-on experience—not limited to relay software configuration. They should be capable of independently handling the complete lifecycle of a protection system, including relay programming, protection setting implementation, logic development, secondary injection testing, functional testing, communication configuration, FAT/SAT, commissioning, troubleshooting, and final system validation . The candidate should have a thorough understanding of MV protection systems, control and relay panels, protection coordination, industrial communication protocols, and the complete relay-to-SCADA/EPMS architecture . Strong practical experience with ABB, Siemens, and Schneider protection relays , together with Modbus, Modbus TCP/IP, Profibus, Profinet, and IEC 61850 , is highly desirable. Experience in MV switchgear manufacturing, system integration, protection engineering, testing, and commissioning will be strongly preferred.