Illumine-i is hiring a Subject Matter Expert - SCADA & Controls — a full-time, based in Chennai, India role. Apply directly on Illumine-i's careers page below.
SME - SCADA & Controls (US Market)
Location: Chennai, India
Department: Power Engineering
Experience: 5-8 years
Skills: DNP3, RTU, US Projects, IEC 61850, Modbus, PLC, SCADA, AutoCAD, Control System
The Big Picture
The Control/ SCADA Expert will design and engineer control systems, SCADA interfaces, and communication architectures for Solar, BESS, and C&I interconnection projects. Develop control logic, communication specifications, and integration requirements for energy management systems. Support commissioning and troubleshooting of control and monitoring systems.
What you can expect as Control/ SCADA Expert at Illumine-i:
•You’ll design SCADA system architectures for solar, BESS, and hybrid projects including RTU/PLC selection, communication networks, and HMI configuration.
• You’ll develop control schemes for BESS charging/discharging, power factor control, volt-var optimization, and grid support functions.
• You’ll create SCADA point lists, communication protocols specifications (Modbus, DNP3, IEC 61850), and data mapping documents.
• You’ll design meter and telemetry systems for revenue metering and utility reporting compliance.
• You’ll develop functional specifications for energy management systems (EMS) and plant controllers.
• You’ll prepare control panel layouts, wiring diagrams, and I/O schedules.
• You’ll coordinate with inverter manufacturers, BMS vendors, and SCADA suppliers on control integration requirements.
• You’ll support commissioning activities by reviewing control configurations and troubleshooting SCADA communication issues.
• You’ll review utility SCADA integration requirements and develop compliance documentation.
Essential Qualifications include:
• Bachelor's degree in Electrical Engineering, Electronics & Instrumentation, or related field
• 5-8 years of experience in control systems, SCADA, or automation engineering
• Strong understanding of industrial control systems, PLCs, RTUs, and HMI systems
• Knowledge of communication protocols: Modbus TCP/RTU, DNP3, IEC 61850, OPC UA
• Experience with power systems or energy sector projects strongly preferred
• Excellent written and verbal English communication skills
• Prior experience with renewable energy or BESS control systems is highly desirable Great to have:
• Proficiency with SCADA platforms (Ignition, Wonderware, GE iFIX, Siemens WinCC) or similar
• Experience with PLC programming (ladder logic, structured text) - Siemens, Allen-Bradley, or similar
• Understanding of industrial networking: Ethernet/IP, Profinet, Modbus, fiber optics
• Familiarity with electrical CAD tools for control panel design (AutoCAD Electrical, EPLAN)
• Knowledge of BESS components: battery management systems, power conversion systems, inverters
• Understanding of power systems concepts and utility interconnection requirements
• Experience with cybersecurity requirements for critical infrastructure (NERC-CIP) is a plus
