Senior Middleware / Integration Engineer – IBM DataPower & OpenShift

Location: Toronto, ON | Job Type: [Contract/Full-Time] | Experience: 7–10+ Years

About the Role

We are looking for a Senior Middleware / Integration Engineer with 7–10+ years of hands-on experience to support enterprise middleware modernization and mission-critical integration platforms.

The ideal candidate will have solid experience with IBM DataPower, IBM App Connect Enterprise (ACE), OpenShift, RHEL, AWS, Java Spring Boot, and CI/CD automation , with a proven track record of platform upgrades, migrations, and production support.

Key Responsibilities
Lead IBM DataPower migration from physical appliances to OpenShift Container Platform .
Design, deploy, upgrade, and support IBM DataPower and IBM App Connect Enterprise .
Support Java Spring Boot microservices and enterprise integration services.
Implement HA/DR, performance tuning, message persistence, TLS/mTLS, and certificate/PKI management.
Develop and maintain CI/CD pipelines for containerized middleware deployments on OpenShift and AWS.
Troubleshoot production issues, perform RCA , and support ITIL incident/problem management.
Implement monitoring, logging, metrics, and observability for mission-critical platforms.
Support QA,



integration testing, performance testing, environment readiness, and defect triage.
Collaborate with Architecture, Security, Network, Unix/Linux, QA, and business teams.
Create technical documentation, deployment guides, runbooks, and knowledge-transfer materials.

Required Skills
7–10+ years in middleware, integration engineering, or related technical domains.
Robust hands-on experience with IBM DataPower and IBM ACE .
Experience with OpenShift/Kubernetes and RHEL .
Hands-on AWS experience.
Experience building CI/CD pipelines and deployment automation .
Robust knowledge of TLS/mTLS, PKI, certificates, security, and enterprise integration .
Excellent troubleshooting, RCA, monitoring, and production support skills.
Experience in healthcare, public sector, or other regulated environments is highly preferred.
Knowledge of HL7/HL7v3, PHI, privacy, compliance, and 24×7 mission-critical environments is a strong plus.

Ideal Candidate A hands-on technical professional who can own middleware solutions end-to-end—from migration and implementation through testing, deployment, troubleshooting, and production support .

📌 Senior Middleware Specialist Toronto
🏢 TechDoQuest
📍 Toronto