Senior Middleware Engineer (WebSphere and WebLogic )

Optimum Solutions Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Optimum Solutions Pte Ltd in Singapore seeks a highly experienced middleware professional to lead large-scale IT infrastructure initiatives in banking contexts. The role requires deep hands-on expertise with IBM WebSphere, WebLogic, and related products, and strong problem-solving skills.

You will design, implement, and document middleware runbooks, disaster recovery plans, and security-compliant solutions, while collaborating with DevOps, security, and operations teams.

Qualifications

• At least 10 years of IT experience is required.
• 8+ years hands-on middleware hosting experience in a large organization, preferably banking.
• Experience with IBM middleware products including WebSphere, WebLogic, and related components.
• Solid knowledge of IT security compliance and security protocols (SSL, certificates).
• Proficient in Unix/Linux administration and scripting (Shell/Perl).

Responsibilities

• Develop, document, and maintain middleware disaster recovery plans and end-to-end runbooks.
• Manage support services and change management using ServiceNow.
• Lead DevOps and CI/CD pipelines using Jenkins or Spinnaker.

Skills

Middleware expert

WebSphere

WebLogic

Cloud (AWS/Azure/GCP)

Security compliance

DevOps / CI/CD

Tools

Jenkins

Spinnaker

ServiceNow

IHS (IBM HTTP Server)

Job description

• Skilled middleware professional with at least 10 years of experience in IT and at least 8 years hands-on experience in middleware webhosting and application server products in a large organization, preferably banking environment.
• Solid knowledge in administering IBM middleware products i.e. WebSphere and WebLogic Application Server, WebSphere Portal, WebSphere Process Server, WebSphere Liberty, WebLogic Forms and Reports, IHS (IBM HTTP Server).
• Experience in IT security compliance and implementation and use of security protocols (SSL, Server certificates etc.).
• Good experience using WAS Scripting, J2EE, XML, SQL, and Shell/Perl Scripting.
• Experience with Unix system administration and TCP/IP networking.
• Familiarity of Compliance and risk management frameworks and methodologies (ISO27002, SDLC).
• Strong analytical and troubleshooting skills.
• Hands on experience on at least one public Cloud such as AWS, Azure, or GCP.
• Success attributes include initiative, the ability to perform under pressure, strong leadership, interpersonal and communication skills as well as analytical problem-solving abilities.
• Self-motivated and can work autonomously.
• Excellent verbal and written communication skills to communicate with internal customers and team members.
• Proficiency in working on Linux/Unix and Windows system.
• Develop, document, and maintain comprehensive Middleware disaster recovery plans and end-to-end runbooks for complex infrastructure platform operations.
• Managing support services and change management using ServiceNow.
• Experience in DevOps and CI/CD pipelines using Jenkins or Spinnaker.