IoT Engineer - Industrial Automation & Data Analytics

This role is for one of the Weekday's clients Salary range: Rs 300000 - Rs 700000 (ie INR 3-7 LPA) Min Experience: 2 years Location: Mumbai JobType: full-time We are seeking a skilled  IoT Engineer – Industrial Automation & Data Analytics  to design, build, and deploy end-to-end  Industrial IoT (IIoT) solutions  for manufacturing environments.
This role focuses on integrating factory floor systems—particularly  PLCs and embedded devices —with modern IoT platforms to enable real-time data acquisition, analytics, and actionable insights.
You will work across hardware, firmware, networking, and cloud layers to deliver scalable, secure, and high-performance IoT systems that improve operational efficiency and support data-driven decision-making in industrial settings.
This is a full-time, on-site role based in  Mumbai (Malad West) , ideal for engineers who enjoy hands-on problem-solving in real-world manufacturing environments.
Key Responsibilities Design and implement  industrial IoT architectures  for factory automation, integrating sensors, embedded systems, PLCs, edge devices, and cloud platforms.
Interface with  PLCs  (such as Siemens, Allen-Bradley, Mitsubishi) to acquire operational data using industrial protocols including  Modbus, OPC UA, Ethernet/IP, Profibus, and Profinet .
Develop end-to-end data acquisition workflows, including real-time data polling, event-driven triggers, edge processing, and secure cloud ingestion.
Build and deploy IoT solutions using platforms such as  AWS IoT, Azure IoT, Zoho IoT , or equivalent third-party ecosystems.
Develop firmware for  microcontrollers and edge devices  (ESP32, STM32, Raspberry Pi, Arduino), ensuring reliability, performance, and low-latency communication.
Implement and optimize communication protocols such as  MQTT, LoRa, BLE, Wi-Fi , and OPC UA for reliable industrial connectivity.
Process, clean, and model factory data using structured pipelines to enable analytics, reporting, and visualization.
Develop dashboards and visualizations to track  machine performance, production KPIs, and operational trends .
Collaborate with cross-functional teams to troubleshoot system issues, optimize performance, and ensure seamless deployment in live factory environments.
Ensure system scalability, security, and compliance with industrial and data integrity standards.
What Makes You a Great Fit A  Bachelor’s or Master’s degree  in Electronics, Mechatronics, Computer Engineering, or a related field.
2–5 years of hands-on experience  in IoT development, embedded systems, or industrial automation.
Proven experience integrating  PLCs and factory floor equipment  with IoT platforms.
Strong programming skills in  C, C++, Python, Embedded C , and scripting for IoT edge applications.
Solid understanding of  embedded hardware, sensor integration, PCB design, and firmware development .
Experience working with  industrial communication protocols  and IIoT gateways.
Working knowledge of  cloud platforms, data modeling, databases, and visualization tools .
Strong analytical and problem-solving skills with a customer-focused mindset.
Ability to collaborate effectively with factory engineers, automation teams, and data stakeholders.
Adaptability and enthusiasm for working in a fast-paced, technology-driven manufacturing environment.