R&D Principal Engineer

• Design and develop C# and Python-based applications to connect edge or on-premise systems with cloud environments (AWS / Azure).
• Integrate and manage SDKs (AWS IoT Core, Azure IoT Hub, Device Provisioning Service, Digital Twins, etc.).
• Implement and maintain communication stacks for industrial protocols such as:Modbus (RTU/TCP),IEC 61850 / MMS, OPC UA / OPC DA
• Develop secure and efficient data pipelines between field devices and cloud applications.
• Handle device authentication, certificate management, and cloud connectivity (MQTT, HTTPS, Web Sockets).
• Build and deploy microservices or background services for data collection, processing, and publishing.
• Collaborate with cross-functional teams (embedded, cloud, and frontend) to ensure seamless data flow and interoperability.
• Write clean, modular, and well-documented code following industry best practices.
• Troubleshoot protocol-level and SDK-level communication issues. Stay updated with new developments in industrial protocols and cloud SDKs.

Required Skills & Qualifications:

• Bachelors degree in computer science, Electronics, or related field.
• 8+ years of hands-on experience with C# and/or Python development.
• Proven experience integrating AWS or Azure SDKs (IoT Core, IoT Hub, DPS, S3, Lambda, Functions, etc.).
• Understanding of industrial communication protocols like Modbus RTU/TCP, IEC 61850, and OPC UA.
• Experience in developing or consuming RESTful APIs, MQTT, and WebSocket services.
• Knowledge of data serialization formats (JSON, XML).
• Familiarity with certificate-based authentication, TLS/SSL, and X.509 security.
• Proficiency with Git, CI/CD pipelines, and containerized environments (Docker).