Senior Engineer - C#/.NET

KSB Company; Maharashtra; On-site; INR 1,200,000 - 1,600,000; Full time

Job summary

KSB Company is seeking a Senior .NET IoT & Systems Engineer in Maharashtra, India. This role involves designing and developing backend systems for real-time data acquisition and industrial device integration within PumpTest and IIoT platforms.

The ideal candidate will have expertise in C# (.NET 8), multithreading, and various industrial protocols, including LXI, SCPI, and Modbus. The position requires strong skills in API development and database management using PostgreSQL, along with secure coding practices.

Qualifications

• Expert in C# (.NET 8) and multithreading.
• Experience with industrial protocols like LXI, SCPI, and Modbus.
• Advanced knowledge of Kafka for real-time data acquisition.

Responsibilities

• Develop backend applications in .NET.
• Implement multithreaded systems.
• Ensure security and testing of applications.

Skills

C# (.NET 8)

Multithreading

LXI

SCPI

Modbus

Kafka

PostgreSQL

Tools

Docker

AWS

Kubernetes

Job description

About the Role

We are looking for a highly skilled and experienced Senior .NET IoT & Systems Engineer to join our team. You will play a key role in designing and developing backend systems for real-time data acquisition, industrial device integration, and high-performance processing within PumpTest and IIoT platforms.

Description

You will build backend systems connecting industrial hardware with cloud platforms, develop multithreaded applications, integrate industrial protocols, and enable real-time data streaming.

Tech Stack

• Backend: C# (.NET 8), Multithreading, Linux
• Protocols: LXI, SCPI, Modbus, Serial
• Data: Kafka, Avro
• API: REST, SignalR, WebSockets
• Infra: Docker, PostgreSQL, EF Core
• Security: OAuth2, JWT

Key Responsibilities

• Develop backend applications in .NET
• Implement multithreaded systems
• Integrate industrial protocols
• Develop APIs and streaming systems
• Work with Kafka and PostgreSQL
• Ensure security and testing

Requirements

Systems Programming: Expert C# (.NET 8), Multithreading, Memory Management, and Cross-Platform .NET on Linux (systemd, Deployment).

Hardware & IoT – Industrial Protocols: Expert in LXI, SCPI, Modbus, and Serial Communication. Experience with Byte-level processing and Data Acquisition (DAQ).

Data & Messaging – High-Throughput Streams: Advanced Kafka (Confluent Client), Avro (Schema-based Serialization), and Real-time Data Acquisition.

API & Connectivity – Hybrid Communication: RESTful Design (OpenAPI/NSwag), SignalR/WebSockets, and Real-time Config via Base64/JSON.

Infrastructure – Cloud & Containers: Advanced AWS (ECS/EKS, RDS, IAM) and Kubernetes/K3s deployment strategies.

Distributed Systems: High-level decisions for Kafka (Partitioning, EOS), Avro compatibility, and Schema Registry.

Persistence – PostgreSQL & ORM: Advanced data modelling, partitioning, and replication; expert in .NET Persistence Frameworks (Entity Framework Core / Dapper).

Embedded-Adjacent – Expertise in device communication, hardware abstraction, and protocol integration.

Governance – Documentation & Strategy: API Governance (REST/gRPC), technical documentation (Arc42/C4), and Stakeholder Management.