Job Specifications
Role Title: IIoT Backend Platform Engineer
Location: Dallas, TX
Mandatory Skills
IIoT Platform (On-Prem Kubernetes, MQTT, TimescaleDB, Schema Registry)
Role Description
Develop the backend of Nexus — build resilient microservices that communicate via MQTT, enforce data contracts through Forge, and deliver high-throughput, reliable ingest into TimescaleDB running on on-prem Kubernetes.
Drive service SLIs/SLOs, security, and multi-tenant operations. Collaborate with OT teams (often via Ignition) while maintaining focus on backend reliability and developer experience.
Optional support for secure hybrid deployment to AWS for backup and analytics
Required Qualifications
5+ years building production backend services in Go, Java, JavaScript, C, or Python.
Deep MQTT expertise (EMQX/HiveMQ/Mosquitto): QoS 0/1, retained messages, shared subscriptions, sessions, ACLs, TLS/mTLS.
Strong on-prem Kubernetes or Docker experience: Helm, Compose, observability, autoscaling, GitOps, secure multi-tenant operations.
Time Series Database or historian experience: hypertables, compression, retention, continuous aggregates, performance tuning, backup/restore.
Experience with schema registry using JSON Schema and CI-enforced compatibility.
CI/CD expertise (GitHub Actions or equivalent): build/test automation, canary/blue-green deployments, artifact management, and automated rollbacks.
Solid understanding of security: PKI, certificates, least privilege, network segmentation, Vault/KMS, and audit logging.
Nice to Have
Experience with Ignition (Transmission/Engine), OPC UA/Modbus/EtherNet/IP.
Familiarity with Kafka/Pulsar and MQTT bridges; CDC/outbox patterns.
IaC (Terraform/Ansible), Rancher/OpenShift, or edge deployments (K3s).
Service Mesh (Istio/Linkerd) for mTLS and traffic policies.
Hybrid AWS experience for backup/analytics (ECR, S3, Glacier, secure tunneling
About the Company
Net2Source (N2S) is a global workforce solutions company recognized by SIA as the largest and fastest-growing Total Talent Solutions provider with a presence in 32 countries. and in-house Glo-Cal (global and local) teams to support our clients.
We carve out custom talent solutions, keeping People, Process, and Technology as the pillars of making the process simple, robust, and efficient. With over 3,500+ contractors working worldwide, we specialize in Contingent Staffing, RPO, Direct Sourcing, Payroll Solutions (EOR/AOR), ...
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