IMB DP - Expert Middleware Engineer

About Us:

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.

Job Summary:

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.

Core Responsibilities:

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

Required Qualifications & Experience:

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

Core Competencies

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

TRAVEL:

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