Subhankar Halder

Secondary Design & Commissioning Engineer with ~5 years of experience in EHV/HV substations (up to 400kV), specializing in protection, control, and SCADA systems. Strong exposure to secondary design validation, relay logic, schematic interpretation, and substation automation (SAS). Proven ability to bridge design engineering and site commissioning, ensuring accurate implementation of control & protection systems.

Familiar with international standards and adaptable to UK DNO/IDNO/ICP frameworks.

Automation Testing, Development & Commissioning Engineer at Infrared Power Techsol Pvt Ltd. (2024-07 – Present)

Executing SCADA integration, automation, and commissioning for EHV substations and renewable projects

• Executing SCADA integration, automation, and commissioning for EHV substations and renewable projects
• Reviewing and validating secondary design drawings (schematics, wiring diagrams, interlocking logic)
• Preparing and verifying cable schedules, signal lists, and I/O mapping
• Supporting development of control & protection schemes and relay logic implementation
• Performing as-built drawing updates and coordinating with design teams for optimization
• Configuring SCADA databases, RTU communication, and network topology
• Handling international projects (Europe region)

Automation Testing & Commissioning Engineer at Isosceles Sales & Services Pvt Ltd. (2023-01 – 2024-04)

Commissioned 400kV/220kV substations, including control & protection systems

• Commissioned 400kV/220kV substations, including control & protection systems
• Conducted scheme checking, interlocking validation, and cable scheduling
• Performed relay testing, signal mapping, and SCADA integration
• Supported design correction and implementation during project execution

SCADA Engineer at Dongfang Electronics Co. Limited (2021-10 – 2023-01)

Configured and maintained SCADA systems, RTU, and control center integration

• Configured and maintained SCADA systems, RTU, and control center integration
• Managed IEC 60870-5-101/104 communication protocols
• Worked on utility projects under JVVNL Rajasthan
• Performed SCADA database configuration and network optimization

Testing Engineer (Solar Projects) at Innovation Energy Asso. Pvt. Ltd. (2021-01 – 2021-09)

Testing and commissioning of solar equipment and electrical systems

• Testing and commissioning of solar equipment and electrical systems

B.Tech in Electrical Engineering – Rajasthan Technical University

Senior Secondary