Skills
IBM HTTP Server (IHS)
WebSphere Application Server (WAS)
middleware administration
high availability and clustering
troubleshooting
performance tuning
security architecture
authentication and authorization
encryption
middleware upgrades and migrations
scripting and automation
IBM HTTP Server
WebSphere Application Server
scripting
automation tools
Summary
✨ AI‑Generated
A contract infrastructure role focused on leading complex, clustered and highly available middleware environments. The position involves architecture, troubleshooting, performance optimization, security, upgrades, migrations, and advanced automation, with opportunities to guide other technical professionals.
Highlights
Opportunity to lead complex middleware environments, drive performance and security improvements, automate administration, and provide technical leadership across infrastructure and development teams.
Description
Job Title: Infrastructure System Admin
Location: Toronto, ON (3x onsite a week)
Employment Type: Contract
Pay Rate: CAD$45/HR INC
Key Responsibilities
Lead the design, implementation, and maintenance of complex IHS and WAS environments, including clustered and highly available configurations.
Develop and enforce middleware standards, policies, and procedures.
Provide expert-level troubleshooting and problem resolution for critical middleware issues.
Lead performance tuning and optimization efforts to ensure optimal application performance.
Design and implement security architectures for IHS and WAS environments, including authentication, authorization, and encryption.
Plan and execute middleware upgrades, patching, and migrations.
Automate middleware administration tasks using advanced scripting and automation tools.
Collaborate with development, infrastructure, security, and architecture teams to define and implement middleware solutions.
Mentor and provide technical guidance to junior middleware administrators.
Participate in on-call rotation and provide after-hours support as needed.
Evaluate and recommend new middleware technologies and tools.
Lead capacity planning and performance monitoring initiatives.
Qualifications
Bachelor s degree in computer science or a related field.
Extensive experience (7+ years) as a Middleware Administrator, with a strong focus on IHS and WAS.
Expert-level knowledge of IHS and WAS architectures, configuration, and administration.
Proven experience designing and implementing high-availability and disaster recovery solutions for IHS and WAS.
Deep understanding of security principles and best practices for middleware environments.
Strong scripting and automation skills (e.g., Python, Jython, Ansible).
Experience with monitoring and performance tuning tools (e.g., Dynatrace, AppDynamics, New Relic).
Excellent troubleshooting and problem-solving skills.
Strong communication and interpersonal skills.
Experience with Linux operating systems.
IBM Certified System Administrator - WebSphere Application Server Network Deployment or similar certification is highly desirable.
Disclaimer: AI tools may assist in the recruitment process; however, all hiring decisions are made by the recruitment team based on a comprehensive evaluation of candidates.
