Siemens Relay Testing Engineer (SIPROTEC / DIGSI5)
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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.
Requirements
- •Configure and parameterize SIPROTEC 5 protection relays using DIGSI5
- •Perform relay protection testing using DIGSI5 testing tools
- •Configure and validate IEC 61850 communication
- •Analyze fault records, trip logs, and disturbance waveforms using SIGRA
- •Prepare relay configuration files, test reports, and commissioning documentation
- •Familiarity with relay testing equipment (OMICRON, Megger)
- •Solid understanding of power system protection principles
Nice to Have
- •Hardware configuration
- •CFC logic programming
- •Prepare and manage SCL files
- •Use SIGRA software for disturbance analysis
Responsibilities
- •Ensuring reliable protection schemes
- •Fault analysis and diagnostics
- •Documentation and reporting
- •Coordination with SCADA teams
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