Middleware Specialist

Assignment: RQ11527 - Middleware Specialist - Senior

Job Title: Middleware Specialist

Requisition (SS): RQ11527

Start Date: 2026-09-21

Client: Government Services Integration Cluster

End Date: 2027-10-01

Office Location: 222 Jarvis St., Toronto

Organization: Government Services Integration Cluster

Ministry: Ministry of Public and Business Service Delivery and Procurement

# Business Days: 283.00

5 days onsite

Must Have:.

• Minimum 7 years of experience in middleware/integration technologies in complex enterprise environments
• Proven experience designing, implementing, and supporting integration solutions using middleware platforms
• Deep understanding of system integration patterns (synchronous/asynchronous, REST, SOAP, event-driven, messaging)
• Expertise in middleware platforms such as IBM App Connect Enterprise (ACE), IBM WebSphere, MuleSoft, Azure Integration Services, or similar ESBs
• Experience with API Gateway and Management platforms (e.g., IBM API Connect, Azure APIM)

Description

Responsibilities

• Provide planning, consulting, technical analysis, design, deployment, development, testing, implementation, maintenance, upgrades and daily support of middleware products.

General Skills

• Experience with web and applications tier servers
• Experience with message brokers
• Experience with messaging services
• Experience with adapters
• Experience with development framework/technologies
• Experience in middleware software installation, configuration, tuning, system optimization and administration, as well as experience with application development
• Experience with change management and release management as processes supporting the implementation of large applications
• Experience with incident and problem management processes
• Experience in structured methodologies for the design, development, implementation and maintenance of applications
• Experience producing design artefacts, code, configurations, scripts, and test cases
• Ability to analyze the results from functional, security, load-and-stress testing and resolve reported issues
• Ability to analyze and solve data integrity, security, configuration and recovery issues
• Assess and test Change Requests (CRQ) with technical content and updating as necessary
• Ability to participate in release promotions/implementations
• Experience with middleware and gateways
• Experience on application monitoring and support
• Experience with DevOps tools such as Jenkins, GitHub Actions, GitLab CI, Azure DevOps, or others.
• Experience Building and maintaining automated pipelines for build, test, and deployment
• Experience building and deploying containers and workload orchestration platform
• Hands-on experience with AWS, Azure, or other cloud provider platform deploying and managing cloud-native applications and services
• A team player with a track record for meeting deadlines

Desirable Skills

• Knowledge and understanding of Information Management principles, concepts, policies and practices.
• Knowledge of portal services
• Knowledge of GO-PKI Security or similar public/private key Infrastructure
• Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards
• Experience conducting system and application monitoring and performance and data integrity in accordance with ITIL standards
• Experience sustaining large application implementations based on the following technology products:
• Windows Internet Information Server (IIS)
• IBM HTTP Server, Apache
• IBM WebSphere
• IBM Cognos Analytics
• IBM Business Automation Workflow
• Oracle Database 19c (and later)
• Oracle Directory Server Enterprise Edition
• Oracle Siebel
• Oracle Identity Manager / Oracle Internet Directory
• Oracle Analytics Server
• Oracle Intelligent Advisor
• Oracle Enterprise Business Suite (eBS)
• Informatica PowerCentre
• CTRL-M Workload Automation
• Nagios, Prometheus, DynaTrace, Grafana,SiteScope and other monitoring tools
• ElasticSearch, Logstash, Kibana
• Solaris, Windows, AIX and Linux (e.g., Red Hat Ent Linux)
• Docker, Kubernetes, EKS, AKS

Experience and Skill Set Requirements

1. Core Skills and Experience (40%)

• Minimum 7 years of experience in middleware/integration technologies in complex enterprise environments
• Proven experience designing, implementing, and supporting integration solutions using middleware platforms
• Deep understanding of system integration patterns (synchronous/asynchronous, REST, SOAP, event-driven, messaging)
• Strong problem-solving skills with experience troubleshooting across multiple systems and layers (application, middleware, infrastructure)
• Experience supporting mission-critical systems with high availability and performance requirements

2. Technical Skills and Experience (30%)

• Expertise in middleware platforms such as IBM App Connect Enterprise (ACE), IBM WebSphere, MuleSoft, Azure Integration Services, or similar ESBs
• Experience with API Gateway and Management platforms (e.g., IBM API Connect, Azure APIM)
• Proficiency in working with messaging and event platforms (e.g., MQ, Kafka, JMS, Event Grid)
• Familiarity with cloud platforms (Azure, AWS, or GCP) and hybrid integration scenarios
• Knowledge of security protocols and integration (OAuth2.0, SAML, mutual TLS, API keys)
• Experience integrating with enterprise platforms such as SharePoint, Microsoft Dynamics CRM, Siebel, Curam, or other COTS solutions
• Hands-on experience with scripting and automation (e.g., Shell, Python, Ansible, Terraform) for middleware deployment and operations
• Understanding of CI/CD pipelines and DevOps practices in integration environments

3. Communication and Documentation Skills (20%)

• Strong verbal and written communication skills with the ability to interact effectively with technical and non-technical stakeholders
• Experience developing clear, accurate, and comprehensive technical documentation
• Ability to translate business integration needs into technical requirements and solution designs
• Strong collaboration skills, with a track record of working in cross-functional teams and leading technical discussions

4.Public Sector exp (10%)