Senior Automation Engineer

Job Summary

EIT Automation Pvt. Ltd., a Mitsubishi Electric System Integrator specializing in Renewable Energy Automation, is looking for a dynamic and technically skilled Automation Engineer – PLC & SCADA. The role involves the complete lifecycle of automation projects, including PLC programming, SCADA development, communication system integration, commissioning, troubleshooting, and customer handover for utility-scale Solar, Wind, BESS, and Hybrid Power Plants across India.

The ideal candidate should possess hands-on experience in industrial automation systems, strong problem-solving abilities, and a willingness to travel extensively for site commissioning and project execution activities.

Key Responsibilities

PLC Programming & Control System Development

• Develop, test, and maintain PLC programs using Ladder Logic, Structured Text (ST), and Function Block Diagram (FBD).
• Configure I/O mapping, signal scaling, timers, counters, interlocks, and alarm logic.
• Implement, modify, and optimize control logic based on project requirements and site conditions.
• Troubleshoot PLC programs and automation systems during commissioning and operational phases.

SCADA Development & Configuration

• Develop SCADA graphics, process mimics, dashboards, trends, and alarm management systems.
• Configure SCADA tag databases, historian logging, and data acquisition systems.
• Develop standard and customer-specific reports and operational dashboards.
• Ensure reliable visualization, monitoring, and control of plant operations through SCADA systems.

Communication & Industrial Networking

• Establish and maintain PLC-to-SCADA and field-device communication.
• Configure, troubleshoot, and integrate communication protocols including:
• Modbus RTU
• Modbus TCP/IP
• IEC 61850
• IEC 60870-5-104 (IEC 104)
• OPC UA
• OPC DA
• Integrate field devices such as:
• Multifunction Energy Meters (MFM)
• Protection Relays and Intelligent Electronic Devices (IEDs)
• Solar Inverters
• Wind Turbine Generator (WTG) EMS
• Battery Management Systems (BMS)
• Power Conversion Systems (PCS)
• Weather and Meteorological Stations
• Configure managed Ethernet switches, fiber-optic communication networks, media converters, and industrial networking infrastructure.
• Implement IP schemes and network redundancy using Ring Topology, RSTP, and MRP.

Database Management & Reporting

• Work with SQL Server and PostgreSQL databases for historian, operational, and configuration data.
• Develop, customize, and maintain reports using SQL Server Reporting Services (SSRS).
• Support database maintenance, backups, and performance optimization.

Commissioning & Site Execution

• Conduct Site Acceptance Testing (SAT), loop checking, point-to-point testing, and end-to-end signal validation.
• Perform installation, configuration, commissioning, and troubleshooting activities at project sites.
• Lead field testing and ensure seamless integration of automation systems.
• Complete project handover to customers following successful commissioning and documentation approval.
• Coordinate with clients, OEMs, EPC contractors, and Grid/SLDC authorities during project execution.

Customer & Project Coordination

• Provide technical support to customers during project execution and commissioning.
• Coordinate closely with internal engineering teams and external stakeholders.
• Participate in technical discussions, review meetings, and project progress evaluations.
• Ensure timely issue resolution and customer satisfaction throughout the project lifecycle.

Required Technical Skills

Automation & Control Systems

• PLC programming using Ladder Logic, Structured Text (ST), and Function Block Diagram (FBD).
• PLC troubleshooting, diagnostics, and control system configuration.
• SCADA graphics development, tag configuration, historian setup, and alarm management.

Communication Protocols

• Hands-on experience with:
• Modbus RTU
• Modbus TCP/IP
• IEC 61850
• IEC 104
• OPC UA
• OPC DA
• PLC-SCADA communication setup and diagnostics.

Database & Reporting

• SQL Server and PostgreSQL database management.
• Experience in report development using SSRS.
• Handling historian and operational data systems.

Industrial Networking

• Ethernet switch configuration and troubleshooting.
• Fiber-optic (FO) networking and communication systems.
• IP addressing, managed switches, media converters, RSTP, and MRP topology configuration.

Field Device Integration

• MFM/Energy Meter communication.
• IED and Protection Relay communication using IEC 61850.
• Integration of renewable energy plant equipment and monitoring systems.

Preferred Platform Exposure

• Mitsubishi PLCs
• GENESIS (ICONICS) SCADA

Other Acceptable Platforms

• Siemens
• Schneider Electric
• Allen-Bradley (Rockwell Automation)
• Other equivalent PLC and SCADA platforms

Preferred Domain Experience

• Solar Power Plant SCADA
• Battery Energy Storage Systems (BESS)
• Energy Management Systems (EMS)
• Power Plant Controller (PPC)
• Hybrid Power Plant Controller (HPPC)
• Wind Power Plant SCADA
• Renewable Energy Automation Projects

Good to Have

• Firewall configuration (Sophos, FortiGate, or similar)
• Grid Code Compliance and SLDC/RLDC Integration
• Remote Data Exchange through IEC 104 and ICCP
• GPS Clock and Time Synchronization Systems
• Hot-Standby PLC Architecture
• Redundant SCADA Server Configuration
• Cybersecurity awareness for Industrial Automation Systems

Key Performance Indicators (KPIs)

• Successful Project Commissioning Rate
• On-Time Project Completion
• PLC & SCADA Configuration Accuracy
• Communication Integration Success Rate
• System Reliability and Uptime
• Site Acceptance Test (SAT) Success Rate
• Customer Satisfaction Score
• Troubleshooting and Resolution Turnaround Time
• Documentation and Handover Compliance

Required Competencies

• Strong analytical and troubleshooting skills.
• Excellent communication and client coordination abilities.
• Ability to work independently under challenging site conditions and tight project schedules.
• Strong sense of ownership, accountability, and problem-solving.
• Adaptability and willingness to travel extensively for project execution.

Other Requirements

• Willingness to travel across India and stay at project sites for extended periods.
• Ability to manage site activities under demanding schedules and operational conditions.
• Awareness of electrical safety practices, Lockout-Tagout (LOTO) procedures, and working-at-height safety requirements for solar and wind energy projects.