Senior WebSphere Middleware Engineer (Automation & Security)

Unisys Corporation; United States; On-site; USD 110,000 - 140,000; Full time

Job summary

Unisys Corporation is seeking a Senior WebSphere Middleware Administrator to oversee enterprise WebSphere platforms, security remediation, and automation initiatives. The role emphasizes maintaining secure, compliant, highly available middleware environments with automation to reduce manual effort.

The successful candidate will manage WebSphere Application Server, Liberty where applicable, and related stack components, while driving CI/CD integration and proactive performance tuning.

Qualifications

• 6–8 years of middleware administration experience focusing on WebSphere environments.
• Experience with security remediation, vulnerability management, and audit compliance.
• Experience developing automation to improve efficiency and reduce manual effort.

Responsibilities

• Administer and support WebSphere Application Server, IBM HTTP Server, and WebSphere Portal environments, including cell, node, cluster, and application server configuration.
• Support WebSphere Liberty environments where applicable and secondary platforms (Apache, Tomcat, IIS).
• Perform security remediation, patching, and compliance validation.
• Manage SSL/TLS, LDAP, Kerberos, SSO, and related security integrations.
• Design and maintain automation for administration and deployments using Shell, Python, and JACL/wsadmin.
• Support CI/CD deployments and automate health checks and reporting.
• Conduct JVM tuning, performance analysis, and root cause troubleshooting.
• Handle change and incident management and maintain audit trails.

Skills

Automation development

Security/compliance experience

Middleware administration

US security clearance readiness

Education

BA/BS degree

Tools

wsadmin scripting (JACL/Jython)

Shell scripting

Python

XML/HTML

LDAP/AD integration

Job description

Unisys Corporation is seeking a Senior WebSphere Middleware Administrator to oversee enterprise WebSphere platforms, security remediation, and automation initiatives. The role emphasizes maintaining secure, compliant, highly available middleware environments with automation to reduce manual effort.

The successful candidate will manage WebSphere Application Server, Liberty where applicable, and related stack components, while driving CI/CD integration and proactive performance tuning.