What success looks like in this role:
Role Summary
The Senior WebSphere Middleware Administrator is responsible for the administration, configuration, maintenance, security remediation, compliance management, automation, troubleshooting, and operational support of enterprise IBM WebSphere platforms and supporting infrastructure. The role focuses on maintaining highly available, secure, and compliant environments while using automation to improve operational efficiency, reduce manual effort, and ensure consistency across middleware services.
Key Responsibilities
- Administer and support IBM WebSphere Application Server (traditional and Network Deployment), IBM HTTP Server, and WebSphere Portal environments, including cell, node, cluster, and application server configuration.
- Support WebSphere Liberty environments where applicable.
- Support secondary web platforms (Apache, Tomcat, IIS) as needed.
- Perform security remediation, vulnerability management, patching, fix pack and upgrade activities, 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 for WebSphere administration, patching, compliance validation, and operational support using Shell, Python, and JACL/wsadmin scripting.
- Automate deployments, configuration updates, certificate management, reporting, and system health checks.
- Support CI/CD deployment processes and enterprise automation tools where applicable.
- Perform performance monitoring, JVM tuning, thread dump and heap dump analysis, troubleshooting, and root cause analysis.
- Execute change management, incident management, and service restoration activities.
- Maintain documentation, procedures, audit evidence, and compliance records.
You will be successful in this role if you have:
Required Qualifications
- BA/BS degree and 6-8 years of relevant experience, or an equivalent combination of education and experience.
- 6+ years of middleware administration experience, with a primary focus on enterprise WebSphere environments.
- Experience in security remediation, vulnerability management, and audit compliance.
- Demonstrated experience developing automation solutions that improve operational efficiency and reduce manual effort.
- Must be a US Citizen with ability to obtain a government security clearance.
Required Technical Skills
- WebSphere Application Server, IBM HTTP Server, WebSphere Portal
- wsadmin scripting (JACL and Jython), Shell, Python, XML, HTML, Awk, Sed, Curl
- Linux (RHEL, SUSE), AIX, and Windows Server administration
- SSL/TLS, LDAP, Active Directory, Kerberos, SSO, LTPA, security hardening
- REST API integration, task scheduling, and operational scripting
- IBM DB2 (and general database connectivity/data source configuration)
- JVM tuning, monitoring, and performance analysis
- Working knowledge of Apache, Tomcat, and IIS
Preferred Qualifications
- WebSphere Liberty experience
- Kafka, Zookeeper, Artifactory, WordPress, ServiceNow, or Remedy administration
- Ansible, Jenkins, Git, GitLab CI/CD, or similar tools
- Experience supporting security audits and compliance frameworks
- Working exposure to Oracle WebLogic (a plus, not required)
#LI-JV1
This role may require access to export-controlled commodities and technology. Therefore, to conform to U.S. export control regulations, applicant should be eligible for any required authorizations from the U.S. Government.
Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.
This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at [email protected] or alternatively Toll Free: 888-560-1782 (Prompt 4). US job seekers can find more information about Unisys’ EEO commitment here.
Skills Required
- BA/BS degree and 6–8 years of relevant experience, or an equivalent combination of education and experience
- At least 6 years of middleware administration experience, primarily with enterprise WebSphere environments
- Experience with security remediation, vulnerability management, and audit compliance
- Demonstrated experience developing automation solutions to improve operational efficiency and reduce manual effort
- Must be a US Citizen with the ability to obtain a government security clearance
- Experience with WebSphere Application Server, IBM HTTP Server, and WebSphere Portal
- Experience with wsadmin scripting using JACL and Jython, Shell, Python, XML, HTML, Awk, Sed, and Curl
- Linux, AIX, and Windows Server administration experience
- Experience with SSL/TLS, LDAP, Active Directory, Kerberos, SSO, LTPA, and security hardening
- Experience with REST API integration, task scheduling, operational scripting, IBM DB2, JVM tuning, monitoring, and performance analysis
- Working knowledge of Apache, Tomcat, and IIS
- WebSphere Liberty experience
- Kafka, Zookeeper, Artifactory, WordPress, ServiceNow, or Remedy administration experience
- Experience with Ansible, Jenkins, Git, GitLab CI/CD, or similar tools
- Experience supporting security audits and compliance frameworks
- Exposure to Oracle WebLogic
Unisys Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Unisys and has not been reviewed or approved by Unisys.
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Fair & Transparent Compensation — Fair & Transparent Compensation: Compensation terms at hire are often presented clearly and upfront, creating a straightforward “take it or leave it” expectation. Pay outcomes are also described as variable by role and geography, with some pockets viewed as satisfactory or above average.
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Retirement Support — Retirement Support: A 401(k) plan with an employer match is commonly described as part of the core package. The match is often characterized as a meaningful component of total rewards relative to other benefits.
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Healthcare Strength — Healthcare Strength: Core medical, dental, and vision coverage is described as available and broadly in line with a large IT-services employer. The underlying carrier network is sometimes viewed as solid even when cost concerns exist.
Unisys Insights
What We Do
Unisys is a global information technology company that builds high-performance, security-centric solutions for the most demanding businesses and governments on Earth. Unisys offerings include security software and services; digital transformation and workplace services; industry applications and services; and innovative software operating environments for high-intensity enterprise computing. We build better outcomes securely for our clients across the Government, Financial Services and Commercial








