Role – IOT infrastructure Engineer

Location – Bangalore

Responsibilities

- Manage and support IoT devices at the application and configuration layer.
- Troubleshoot communication between IoT devices and application servers using MQTT.
- Understand and troubleshoot publisher/broker/subscriber architecture.
- Configure, monitor, and troubleshoot MQTT brokers such as Mosquitto or EMQX .
- Verify broker health using systemctl and log files and diagnose application-layer communication failures.
- Manage IoT endpoint lifecycle, including device onboarding, configuration, firmware updates, certificate lifecycle management, and decommissioning .
- Work with IoT devices such as occupancy sensors, air quality monitors, smart lighting, CCTV, and building management systems .
- Support environments where OT and IT infrastructure converge .
- Work with or support industrial protocols such as Modbus, OPC-UA, and BACnet .
- Follow structured change control, security architecture review, and multi-team approval workflows .
- Work within regulated environments such as financial services, pharmaceutical GMP, government, or similarly regulated environments .

Skills Required

Mandatory Skills

- Strong understanding of IoT application-layer architecture .
- Hands-on experience with MQTT .
- Understanding of Publisher / Broker / Subscriber architecture .
- Experience with MQTT brokers such as Mosquitto or EMQX .
- Ability to use systemctl and log files for broker health checks and troubleshooting.
- Hands-on experience with IoT device configuration and application-layer management .




- Experience with occupancy sensors, air quality monitors, smart lighting, CCTV, or building management systems .
- Experience in IoT endpoint management and device lifecycle management .
- Experience with firmware updates, certificate lifecycle management, and device configuration .
- Understanding of OT/IT convergence .
- Experience working in regulated environments with structured change control and approval processes.

Good to Have

- Experience with Modbus .
- Experience with OPC-UA .
- Experience with BACnet .
- Experience in building automation or smart building environments .

Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and skilled staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support. Dexian connects the right talent and the right technology with the right organizations to deliver trajectory-changing results that help everyone achieve their ambitions and goals. To learn more, please visit https://dexian.com/.

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.

📌 IOT Infrastructure Engineer (Bengaluru)
🏢 Dexian
📍 Bengaluru