Rexus Group
Website:
rexus-group.com
Job details:
French-Speaking Middleware, MFT & Data Integration Expert
Axway MFT | IBM MQ / RabbitMQ / Kafka | Apache NiFi / Informatica PowerCenter
Location: Remote {Occasional Office Visit}
French-speaking required
Role Overview
We are looking for a French-speaking senior technical professional to support critical enterprise data-exchange, messaging, event-streaming, and data transformation/integration platforms. The role consolidates expertise across MFT, middleware/event brokers, and ETL/data processing, with responsibility for operational maintenance (MCO), security, performance tuning, upgrades, industrialization, observability, and Level 2/Level 3 production support.
Key Responsibilities
- Administer, configure, maintain, secure, optimize, and upgrade Axway SecureTransport and Axway Transfer CFT.
- Maintain and enhance an in-house Go (Golang) solution, including corrective/evolutionary maintenance, performance optimization, and refactoring.
- Administer, secure, tune, and evolve IBM MQ (MQ Series), RabbitMQ, and Apache Kafka infrastructures/clusters.
- Monitor messaging retention, throughput, and latency and prevent saturation of queues and topics.
- Install, configure, optimize clusters, and manage version upgrades for Apache NiFi and Informatica PowerCenter.
- Optimize complex transformation workflows, track dependencies, and maintain the quality of incoming and outgoing data processing.
- Support real-time Flux ingestion through Apache NiFi and very high-volume batch processing through Informatica PowerCenter.
- Automate the provisioning of data Flux and strengthen monitoring and metrics to anticipate congestion and failures.
- Deploy detailed metrics for Flux throughput/load, including Backpressure and Latency, and automate error management and replay/reprocessing (DLQ).
- Support application and development teams on messaging patterns including Pub/Sub, Queuing, Event Streaming, and SDK usage.
- Maintain service targets of approximately 99.9% availability and 99% service/performance levels across critical platforms.
- Provide Level 2/Level 3 expert support for critical production incidents and participate in the 24/7 on-call rotation.
Technical Skills
- MFT / File Transfer: Axway SecureTransport, Axway Transfer CFT; SFTP, FTPS, HTTPS, PeSIT, AS2.
- Development & Scripting: Go (Golang), Python, Shell; basic Java knowledge for custom NiFi development.
- Messaging & Event Streaming: IBM MQ (MQ Series), RabbitMQ (AMQP), Apache Kafka, ZooKeeper/KRaft.
- Messaging Protocols & Security: AMQP, JMS, MQTT, SSL/TLS, SASL, ACL management.
- Data Integration / ETL: Apache NiFi (clusters, custom processors), Informatica PowerCenter, ETL/ELT concepts.
- Data Platforms: Advanced SQL, relational databases, Data Lake and Data Warehouse architectures, Big Data environments.
- Systems: Linux / Unix.
- Infrastructure as Code: Ansible, Terraform (IaC).
- Observability & Monitoring: Prometheus, Grafana, Datadog, Splunk, ELK, Kafka Manager / AKHQ.
- Performance & Reliability: Capacity management, retention, throughput, latency, backpressure, workload/load monitoring, SLA/SLO management.
Soft Skills & Enterprise Environment
- Strong rigor and methodology, with experience following production processes such as ITIL, change management, incident management, data governance, and dependency management.
- Ability to remain composed and effective during critical/high-impact incidents and 24/7 on-call periods.
- Strong collaboration with Network, Security, Application, DevOps, Operations, Data Engineering, Data Architecture, and business teams.
- Comfortable working in large-scale, high-volume, hybrid/multi-cloud environments with variable workloads and structured processes.
- Strong communication skills, including the ability to explain technical issues, integration best practices, and business impact clearly.
Key Technology Keywords
Axway SecureTransport | Transfer CFT | MFT | Golang | IBM MQ | RabbitMQ | Apache Kafka | AMQP | JMS | Apache NiFi | Informatica PowerCenter | SQL | ETL/ELT | Linux/Unix | Python | Shell | Java | Ansible | Terraform | Prometheus | Grafana | Datadog | Splunk | ELK | PeSIT | SFTP | FTPS | AS2 | ZooKeeper | KRaft | Big Data
Availability / Support
The role supports business-critical production platforms. Participation in a 24/7 on-call rotation is required for critical incidents, together with Level 2/Level 3 expert support.
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