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We are seeking an experienced Relay Testing Engineer with strong expertise in protection relay configuration, testing, and commissioning , particularly within SIPROTEC 4 and SIPROTEC 5 relay systems . The ideal candidate will play a critical role in ensuring reliable protection schemes through relay configuration, testing, and fault analysis in power systems. Requirements Relay Configuration & Parameterization Configure and parameterize SIPROTEC 5 protection relays using DIGSI5 engineering software. Perform hardware configuration, protection function settings, and CFC logic programming . Implement and manage IEC 61850 communication settings . Relay Testing & Commissioning Conduct relay protection testing using DIGSI5 testing tools and integrated test sequencer . Perform functional testing for protection schemes including: Overcurrent (OC) Earth Fault (EF) Distance Protection Differential Protection Power Swing Blocking Switch-On-To-Fault (SOTF) IEC 61850 & Communication Configuration Configure and validate GOOSE messaging and MMS communication . Prepare and manage SCL files (ICD, CID, SCD) . Coordinate with SCADA teams to validate communication interfaces. Fault Analysis & Diagnostics Extract and analyze fault records, trip logs, and disturbance waveforms . Use SIGRA software for disturbance analysis and protection performance evaluation. Documentation & Reporting Prepare relay configuration files, protection setting sheets, test reports, and commissioning documentation . Maintain accurate technical records and ensure compliance with project and operational standards. Technical Skills Strong expertise in DIGSI5 engineering software . Hands-on experience with SIPROTEC 4 and SIPROTEC 5 relay families . Familiarity with relay testing equipment such as OMICRON or Megger test sets . Solid understanding of power system protection principles including: Overcurrent Protection Earth Fault Protection Distance Protection Differential Protection Educational Requirements Bachelor’s Degree in Electrical Engineering / Power Engineering . 10–12 years of experience in protection relay testing, configuration, and commissioning within power systems or substations.