Senior WebSphere Middleware Administrator

This is a fully remote position, open to applicants in Connecticut.

📋 Description

• Administer and provide support for IBM WebSphere Application Server, IBM HTTP Server, and WebSphere Portal environments, which includes configuring cells, nodes, clusters, and application servers.

• Offer support for WebSphere Liberty environments when necessary.

• Provide assistance for Apache, Tomcat, and IIS platforms as required.

• Conduct security remediation, manage vulnerabilities, perform patching, fix pack and upgrade tasks, and validate compliance.

• Manage SSL/TLS certificates, keystores, truststores, LDAP, Kerberos, Active Directory integration, SSO, and LTPA security.

• Oversee Linux and Windows servers that support middleware environments.

• Design, develop, and maintain automation through Shell, Python, and JACL/wsadmin scripting.

• Automate processes such as deployments, configuration updates, certificate management, reporting, and system health checks.

• Support CI/CD deployment methodologies and enterprise automation tools.

• Engage in performance monitoring, JVM tuning, thread dump and heap dump analysis, troubleshooting, and root cause investigation.

• Implement change management, incident management, and service restoration initiatives.

• Maintain comprehensive documentation, procedures, audit evidence, and compliance records.

⛳️ Requirements

• 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 focused on enterprise WebSphere environments.

• Proficiency in security remediation, vulnerability management, and ensuring audit compliance.

• Proven experience in developing automation solutions to enhance operational efficiency and minimize manual tasks.

• Must be a U.S. Citizen with the capability to obtain a government security clearance.

• Familiarity with WebSphere Application Server, IBM HTTP Server, and WebSphere Portal.

• Proficient in wsadmin scripting (JACL and Jython), Shell, Python, XML, HTML, Awk, Sed, and Curl.

• Experience in administering Linux (RHEL, SUSE), AIX, and Windows Server.

• Knowledge of SSL/TLS, LDAP, Active Directory, Kerberos, SSO, LTPA, and security hardening practices.

• Experience with REST API integration, task scheduling, and operational scripting.

• Familiarity with IBM DB2 and general database connectivity/data source configuration.

• Competence in JVM tuning, monitoring, and performance analysis.

• Basic understanding of Apache, Tomcat, and IIS.

• Preferred: Experience with WebSphere Liberty.

• Preferred: Familiarity with Kafka, Zookeeper, Artifactory, WordPress, ServiceNow, or Remedy administration.

• Preferred: Knowledge of Ansible, Jenkins, Git, GitLab CI/CD, or similar tools.

• Preferred: Experience in supporting security audits and compliance frameworks.

• Oracle WebLogic experience is a plus but not mandatory.

• Applicants should be eligible for any required authorizations from the U.S. Government for access to export-controlled commodities and technology.

🏝️ Benefits

• Competitive salary and performance-based bonuses.

• Comprehensive health, dental, and vision insurance.

• Retirement savings plan with company matching contributions.

• Generous paid time off and holiday schedule.

• Opportunities for professional development and training.