IMB DP - Expert Middleware Engineer

Ensono is a hybrid IT services provider that sees a world in transformation. We understand the world of business has become more complex, layered, and interdependent because we’re enabling the IT infrastructure for that transformation. Our clients are some of the most innovative and forward-thinking companies in the world and we help keep their businesses thriving. With nearly 50 years of experience, we optimize and modernize IT infrastructure by amplifying the power of mainframes and mid-range servers with the agility of cloud. Check us out at www.ensono.com.

Job Description: Senior Systems Engineer for Infra Global Middleware operations.

We seek an experienced IBM DataPower Administrator to manage, configure, and maintain IBM DataPower Gateway appliances that ensure secure, reliable, and high-performance integration between enterprise applications and services. In this role, you will oversee appliance administration, service configuration, and security compliance while collaborating with development and operations teams to support seamless deployments across our organization.

• →Install, configure, patch, and perform firmware upgrades on IBM DataPower Gateway appliances (such as XI52 and IDG models)
• →Manage appliances across development, test, and production environments
• →Ensure optimal appliance performance and availability
• →Document configuration changes and maintain version control
• →Set up and manage core DataPower services including Web Services Proxy (WSP), Multi-Protocol Gateway (MPGW), and XML Firewalls
• →Configure gateway services to meet business integration requirements
• →Optimize service performance and throughput
• →Support both synchronous and asynchronous messaging patterns
• →Ensure compliance with organizational security policies and industry standards
• →Monitor system logs, performance metrics, and traffic patterns using tools like Grafana/IBM Instana
• →Triage and resolve network, routing, and transformation bottlenecks
• →Identify and address performance degradation issues
• →Conduct detailed problem determination and root cause analysis
• →Use advanced troubleshooting tools and probes to diagnose complex issues
• →Partner with application development teams to support integration requirements
• →Work alongside CI/CD operations teams to ensure seamless deployments
• →Support integration with IBM API Connect and IBM MQ platforms
• →Provide technical guidance and best practices to development teams

• 5 to 8+ years of hands-on middleware or enterprise integration administration experience
• Proficiency with Unix/Linux scripting and command-line tools
• Advanced expertise in DataPower Gateway appliance administration and configuration
• Solid understanding of load balancing and crypto configuration
• Experience with user access management technologies including Role-Based Access Management (RBAC/RBM) and LDAP
• Proven ability to troubleshoot complex integration issues using problem determination tools and diagnostic probes

• IBM DataPower Gateway administration and configuration
• Web Services Proxy (WSP) and Multi-Protocol Gateway (MPGW) management
• SSL/TLS and OAuth 2.0 security implementation
• Load balancing and traffic management
• System monitoring and log analysis (Splunk preferred)
• Unix/Linux scripting and administration
• Problem determination and troubleshooting
• CI/CD integration and deployment support

up to 15%

We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to caste, colour, creed, religion, gender, gender identity, sexual orientation, age, disability, HIV status, or any other status protected by law. Candidates with disabilities who require accommodations during the recruitment process are encouraged to contact our Talent Acquisition team to place a request