PLC/SCADA & MES Integration Engineer

Sathya Cheeti

PLC / Industrial Automation & HMI / SCADA Systems Engineer SCADA / MES Integration IT/OT Systems

Email: ************.**@*****.*** Ph: 940-***-****

Professional Summary:

Industrial Automation and SCADA Systems Engineer with 6 years of experience in PLC/SCADA applications, HMI development, MES integration, manufacturing systems, and IT/OT environments across energy, automotive, and manufacturing industries.

Hands-on experience with Allen-Bradley ControlLogix/CompactLogix, Studio 5000, Siemens S7-1200/1500, TIA Portal, Ignition Vision/Perspective, FactoryTalk View, Siemens WinCC, and AVEVA platforms.

Experienced in PLC programming, HMI/SCADA development, alarm management, historian systems, SQL databases, production dashboards, industrial data acquisition, and real-time monitoring solutions.

Strong experience integrating PLC, SCADA, MES, historians, databases, and enterprise applications using OPC UA, MQTT, EtherNet/IP, Modbus TCP/IP, Profinet, REST APIs, and SQL.

Skilled in Python scripting, SQL, MES connectivity, production tracking, product traceability, Barcode/RFID integration, OEE, downtime analysis, MTTR improvement, and manufacturing data systems.

Knowledge of IT/OT architecture, industrial networking, OT cybersecurity, role-based access control, system hardening, backup and recovery, application support, and management change.

Experienced across the automation lifecycle, including requirements analysis, system design, development, integration, testing, FAT/SAT, commissioning, troubleshooting, production support, and technical documentation.

Technical Skills:

PLC & Automation: Allen-Bradley ControlLogix/CompactLogix, Studio 5000, Siemens S7-1200/1500, TIA Portal, Ladder Logic, Structured Text, FBD

SCADA & HMI: Ignition Vision/Perspective, FactoryTalk View SE/ME, Siemens WinCC, AVEVA InTouch/Edge, Alarm Management, Historian Systems

MES & Integration: MES Integration, Industry 4.0, Smart Factory, Digital Manufacturing, IIoT, SCADA-MES Connectivity, Production Tracking, Manufacturing Analytics, Traceability, OEE, MTTR, SQL Bridge, REST APIs, Web Services

Programming & Data: Python, Jython, JavaScript, SQL, SQL Server, PostgreSQL, MySQL, Data Logging, Manufacturing Analytics, Industrial Reporting

Industrial Protocols: OPC UA/DA, EtherNet/IP, MQTT, Modbus TCP/RTU, Profinet, Profibus, DeviceNet, TCP/IP

IT/OT & Support: Windows Server, Linux, Industrial Networking, Git, ServiceNow, Incident/Change Management, OT Cybersecurity, RBAC

Testing & Engineering: FAT, SAT, Commissioning, System Validation, Troubleshooting, AutoCAD Electrical, Electrical Schematics, Technical Documentation

Professional Experience:

PBF Energy, Parsippany NJ Dec 2024 – Till Date

Industrial Automation & SCADA Systems Engineer

Responsibilities:

Develop and support PLC, SCADA, and HMI applications for real-time process control, monitoring, alarm management, data acquisition, and production operations.

Program Allen-Bradley ControlLogix/CompactLogix and Siemens S7 PLCs using Studio 5000, TIA Portal, Ladder Logic, Structured Text, UDTs, and Add-On Instructions.

Configure and maintain Ignition Vision/Perspective, FactoryTalk View, and Siemens WinCC applications, including tags, templates, alarms, trends, dashboards, and user security.

Develop Python/Jython scripts and SQL queries for data processing, automated reporting, alarm notifications, database integration, and application support.

Integrate PLC/SCADA systems with MES, SQL databases, historians, and enterprise applications using OPC UA, MQTT, REST APIs, and industrial communication protocols.

Configure historian and report solutions for process trending, equipment performance, OEE, downtime, alarm analysis, and MTTR improvement.

Support IT/OT infrastructure, including industrial networks, Windows servers, remote connectivity, backup/recovery, role-based access, system hardening, and patch validation.

Troubleshoot PLC logic, SCADA servers, databases, OPC communications, industrial networks, instrumentation, and system interfaces to ensure production availability.

Manage system upgrades, application deployments, incidents, changes, root cause analysis, and production support activities using ServiceNow.

Execute functional/integration testing, FAT, SAT, commissioning, system validation, and maintain technical and operational documentation.

Environment: Ignition Vision, Ignition Perspective, Ignition Gateway, SQL Bridge, Historian, Python, Jython, JavaScript, SQL Server, OPC UA, MQTT, EtherNet/IP, Industry 4.0, Smart Factory, IIoT, Manufacturing Analytics

Toyota Motor, Plano TX Sep 2022 – Nov 2024

SCADA / MES Integration Engineer

Responsibilities:

Designed and supported PLC, SCADA, HMI, and MES solutions for automated automotive manufacturing and production systems.

Developed Ignition Vision/Perspective applications, configuring tags, UDTs, templates, alarms, historian services, SQL Bridge, dashboards, and database connections.

Programmed Allen-Bradley ControlLogix and Siemens S7 PLCs for conveyors, robotic cells, assembly equipment, and material handling systems.

Integrated PLC and SCADA platforms with MES applications for production tracking, work orders, product genealogy, traceability, quality data, and manufacturing reporting.

Developed Python/Jython scripts, SQL queries, stored procedures, and reports supporting production data processing, OEE, downtime, cycle time, and KPI analysis.

Developed REST API, web service, OPC UA, and database integrations between SCADA, MES, historians, and enterprise applications.

Integrated barcode/RFID devices, Cognex/Keyence vision systems, robots, and automated equipment with PLC, SCADA, and MES platforms.

Configured and troubleshot OPC UA, EtherNet/IP, Profinet, Modbus TCP/IP, industrial networks, SCADA gateways, databases, and third-party applications.

Supported SCADA upgrades, application migrations, database changes, gateway backup/recovery, software testing, change management, and production deployments.

Collaborated with IT, cybersecurity, controls, manufacturing, quality, and software teams throughout requirements, testing, commissioning, deployment, and production support.

Environment: Ignition Vision, Ignition Perspective, Ignition Gateway, SQL Bridge, Python, Jython, JavaScript, SQL Server, OPC UA, REST APIs, MES, Industry 4.0, Smart Factory, IIoT, Manufacturing Analytics, Cognex, Keyence.

Hyundai Mobis, India April 2020 – Aug 2021

Automation Software Engineer

Responsibilities:

Developed PLC, HMI, and SCADA applications for automotive assembly lines, material handling, production monitoring, and manufacturing automation systems.

Programmed Siemens S7-1200/1500 and Allen-Bradley ControlLogix PLCs using TIA Portal, Studio 5000, Ladder Logic, Structured Text, and Function Block Diagram.

Developed Siemens WinCC and FactoryTalk View applications for equipment control, visualization, alarms, trends, diagnostics, and operator interfaces.

Integrated PLC/SCADA systems with MES, SQL databases, and historians for production tracking, traceability, quality reporting, and manufacturing data collection.

Contributed to Industry 4.0 initiatives through integration of PLC, SCADA, MES, historians, SQL databases, barcode/RFID systems, and manufacturing analytics platforms

Developed SQL queries and automation scripts supporting production reporting, OEE, downtime, alarm analysis, equipment performance, and MTTR improvement.

Integrated Cognex/Keyence vision systems, barcode/RFID devices, robots, conveyors, VFDs, servo drives, and automated inspection equipment with PLC systems.

Configured and troubleshot OPC UA, EtherNet/IP, Profinet, Profibus, and Modbus TCP/IP communications across automation systems.

Performed PLC/SCADA debugging, root cause analysis, production troubleshooting, system enhancements, and application support.

Executed I/O validation, loop checks, FAT, SAT, functional/integration testing, commissioning, and production validation.

Maintained control narratives, I/O lists, electrical drawings, change records, system documentation, and commissioning reports.

Environment: Siemens S7-1200/1500, TIA Portal, ControlLogix, Studio 5000, WinCC, FactoryTalk View, MES, SQL, OPC UA, Profinet, Cognex/Keyence, VFDs, Servo Drives.

Siemens Energy, India Jun 2019 – March 2020

Controls & Systems Engineer

Responsibilities:

Developed and supported PLC, HMI, and SCADA applications for industrial automation and energy control systems.

Programmed Siemens S7 PLCs using TIA Portal, Ladder Logic, Structured Text, and Function Block Diagram.

Configured Siemens WinCC applications for process visualization, equipment monitoring, alarm management, trending, and operator control.

Integrated PLCs, SCADA systems, historians, field instrumentation, drives, and remote devices using OPC, Modbus, Profinet, Profibus, and industrial Ethernet.

Supported SQL-based data logging, historian integration, operational reporting, and Python-based engineering automation utilities.

Configured SCADA servers, user access, application backups, software installations, and system recovery procedures.

Troubleshot PLC programs, SCADA applications, industrial networks, databases, instrumentation, and communication interfaces.

Performed I/O validation, loop checks, functional testing, FAT, SAT, commissioning, startup support, and system validation.

Supported root cause analysis, control system upgrades, software modifications, performance improvements, and production support.

Maintained electrical schematics, I/O lists, control narratives, test procedures, change records, and system documentation in accordance with IEC, ISO, and industrial safety standards.

Environment: Siemens S7 PLCs, TIA Portal, WinCC, SCADA/HMI, SQL, Historian, OPC, Modbus TCP/RTU, Profinet, Profibus, VFDs, AutoCAD Electrical.

Education Details:

Master’s in information systems in University of North Texas, USA, 2023

Bachelors in Electronics and Communications Engineering in GNIT India, 2019

Contact this candidate