System Engineer – Protection & Automation (Control Relay Panels & Substation Automation)

Job Overview

Key Responsibilities

• Prepare Protection Single Line Diagrams (SLDs), trip matrices, interlocking logic, General Arrangement (GA) drawings and Bills of Material (BOM) as per customer and project specifications.
• Design Control and Protection Panels for different voltage levels and bus arrangements.
• Prepare control and protection schematics for generators, transmission lines, transformers, reactors, busbars and other power system equipment.
• Configure and work with numerical protection relays from Siemens, Hitachi, GE and other relevant manufacturers.
• Prepare FAT, SAT, GTP, TTR, FDS and heat-load calculation documents.
• Develop SAS and Process Bus system architectures using Star, RSTP, PRP and Ring topologies.
• Work with Ethernet switches, next-generation firewalls, RedBox devices and associated networking components.
• Apply knowledge of substation communication protocols, including IEC 61850, IEC 60870-5-101/104, Modbus Serial/TCP-IP, SNTP and PTP.
• Understand Master-Slave and Client-Server architectures, IEC 61850 communication and computer networking principles.
• Work with SAS platforms and configuration tools such as SICAM SCC, SIMATIC WinCC, RTC A8000, S8000 and MicroSCADA.
• Develop suitable Substation Automation System solutions based on customer and project requirements.
• Coordinate with customers for drawing approvals and resolution of technical queries.
• Initiate material loading documents for factory procurement, fabrication and panel wiring.
• Provide engineering support to Sales, Factory, Testing, Project Management and Commissioning teams during project execution.

Required Qualifications and Skills

• B.E./B.Tech in Electrical or Electronics Engineering.
• 2–8 years of relevant experience in Protection & Control engineering, Control Relay Panels and/or Substation Automation Systems.
• Strong understanding of secondary engineering, protection schemes, control schematics and numerical relays.
• Knowledge of SAS architectures, communication protocols and industrial networking.
• Good interpersonal, communication and critical-thinking skills.
• Ability to work independently, learn quickly and deliver with minimal supervision.
• Proficiency in Windows, server environments and MS Office.

Preferred Skills

• Hands-on experience with DIGSI 5, DIGSI 4, Reyrolle and Siemens protection relay configuration tools.
• Experience with Ethernet switches and Phasor Measurement Units (PMUs).
• Familiarity with SIMATIC WinCC/SCC, Toolbox, Device Manager and DIGSI.
• Knowledge of EPLAN E-CAD or E-Base and AutoCAD.
• Experience in substation projects involving utilities, renewable energy, Process Bus or multiple voltage levels.