Senior Middleware Application SME (Tomcat / ActiveMQ / RabbitMQ / Azure Migration) to lead the assessment and migration of middleware workloads from an on-
S.i. Systems
Toronto, ON-
Number of positions available : 1
- Salary To be discussed
-
Contract job
- Published on October 12th, 2025
-
Starting date : 1 position to fill as soon as possible
Description
We are looking for a highly skilled Middleware Application SME (Tomcat / ActiveMQ / RabbitMQ / Azure Migration) to lead the assessment and migration of middleware workloads from an on-premises environment into Azure
This role requires deep technical expertise in Tomcat, ActiveMQ, and RabbitMQ, with proven experience deploying, configuring, and troubleshooting these technologies at the CLI level.
Location - 100% remote
Part time hours for the first 2 months (20hrs per week), and then it will switch to full time (40hrs per week) until June 30, 2026.
Start Date - ASAP
Key Responsibilities:
- Conduct discovery workshops with the client to assess their current on-premises ActiveMQ and RabbitMQ environments.
- Provide in-depth analysis of the existing middleware setup to identify migration challenges and opportunities.
- Deploy and configure Clustered Tomcat environments integrated with PostgresDB in Azure.
- Design and execute migration strategies for middleware components, ensuring seamless integration into the Azure ecosystem.
- Troubleshoot and resolve complex issues across ActiveMQ, RabbitMQ, and Tomcat at a deep technical (CLI) level.
- Collaborate with infrastructure, development, and cloud engineering teams to support end-to-end delivery.
Must Haves
- Expert-level hands-on experience with Tomcat, ActiveMQ, and RabbitMQ.
- CLI-level expertise in ActiveMQ and RabbitMQ (beyond administrative functions).
- Proven track record of deploying, configuring, and managing clustered environments for Tomcat.
- Strong experience with PostgresDB and its integration with application servers.
- Strong background in middleware migration and customer discovery workshops.
- Prior experience assessing and migrating complex middleware environments into Azure.
- Ability to run customer-facing discovery sessions to evaluate environments and define migration paths.
Nice to Haves
- Azure certifications (e.g., AZ-104, AZ-400, AZ-305) or Kubernetes certifications (CKA, CKAD).
- Experience with multi-region AKS cluster design and failover strategies.
- Exposure to hybrid cloud integrations and service mesh technologies (e.g., Istio, Linkerd).
Requirements
undetermined
undetermined
undetermined
undetermined
Other S.i. Systems's offers that may interest you