Senior Engineer - C#/.NET
Confirmed on the employer's own hiring board on Oct 4, 2026. First seen by Alion on Jun 2, 2026. KSB scores C on the Alion truth index.
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 & Mes-saging
High-Throughput Streams: Advanced Kafka (Confluent Client), Avro (Schema-based Seriali-zation), and Real-time Data Acquisition.
API & Con-nectivity
Hybrid Communication: RESTful Design (OpenAPI/NSwag), SignalR/WebSockets, and Real-time Config via Base64/JSON.
Infrastruc-ture
Cloud & Containers: Advanced AWS (ECS/EKS, RDS, IAM) and Kubernetes/K3s deployment strategies.
Data & Mes-saging
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).
Specialized Dev
Embedded-Adjacent: Expertise in device communication, hardware abstraction, and proto-col integration.
Governance
Documentation & Strategy: API Governance (REST/gRPC), technical documentation (Arc42/C4), and Stakeholder Management.