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Unisys

Senior Middleware Administrator

Unisys

. Manage and support IBM WebSphere, IBM HTTP Server, Oracle WebLogic, Apache, Tomcat, IIS, and WebSphere Portal environments .

Posted 10/8/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates extensive experience in middleware administration, including managing IBM WebSphere and WebLogic environments, while developing automation solutions to enhance operational efficiency. Proficient in security remediation, vulnerability management, and compliance validation across various server platforms.

Highest-signal resume keywords
Middleware AdministrationAutomation Solutions DevelopmentSecurity RemediationLinux and Windows Server AdministrationJVM Tuning and Performance Analysis

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
IBM WebSphereWebLogicShell ScriptingPythonJACLSSL/TLS ManagementLDAPActive DirectoryJVM TuningOracle Database
Tools & Technologies
IBM HTTP ServerApacheTomcatIISWebSphere PortalCI/CD ToolsREST API Integration
Industry Keywords
Vulnerability ManagementCompliance ValidationChange ManagementIncident ManagementService Restoration

Tech Stack

Tools & technologies
ApacheLinuxOraclePythonShell Scripting

About the role

Key responsibilities & impact
  • Manage and support IBM WebSphere, IBM HTTP Server, Oracle WebLogic, Apache, Tomcat, IIS, and WebSphere Portal environments
  • Perform security remediation, vulnerability management, patching, upgrades, and compliance validation
  • Manage SSL/TLS certificates, keystores, truststores, LDAP, Kerberos, Active Directory integration, SSO, and LTPA security
  • Administer Linux and Windows servers supporting middleware environments
  • Design, develop, and maintain automation solutions for middleware administration, patching, compliance validation, and operational support
  • Develop and maintain Shell, Python, and JACL scripts for recurring administrative tasks
  • Automate deployments, middleware configuration updates, certificate management, reporting, and system health checks
  • Support CI/CD deployment processes and enterprise automation tools
  • Perform middleware performance monitoring, JVM tuning, troubleshooting, and root cause analysis
  • Execute change management, incident management, and service restoration activities
  • Maintain documentation, procedures, audit evidence, and compliance records

Requirements

What you’ll need
  • Bachelor’s degree or equivalent experience
  • 6+ years of middleware administration experience
  • Experience supporting enterprise WebSphere and WebLogic environments
  • Experience in security remediation, vulnerability management, and audit compliance
  • Demonstrated experience developing automation solutions that improve operational efficiency and reduce manual effort
  • WebSphere Application Server, IBM HTTP Server, WebLogic, Apache, Tomcat, IIS, and WebSphere Portal
  • Linux (RHEL, SUSE, AIX, Solaris) and Windows Server administration
  • SSL/TLS, LDAP, Active Directory, Kerberos, SSO, and security hardening
  • Shell Scripting, Python, JACL, XML, HTML, Awk, Sed, and Curl
  • Automation, REST API integration, task scheduling, and operational scripting
  • IBM DB2 and Oracle databases
  • JVM tuning, monitoring, and performance analysis
  • Eligible for any required U.S. Government authorizations for access to export-controlled commodities and technology
  • BA/BS degree and 6–8 years’ relevant experience OR equivalent combination of education and experience

Benefits

Comp & perks
  • Equal opportunity employment
  • Reasonable accommodation for US job seekers with disabilities