PERSOL SINGAPORE PTE. LTD. Hiring! Full Time Senior System Analyst (Linux Administration, Kubernetes - Middleware) in Islandwide (Singapore), Earn up to SGD 4,800 - Ricebowl

We are seeking a Senior System Analyst with strong experience in Linux administration, middleware platforms, and container orchestration to support and maintain enterprise infrastructure environments.

Key Responsibilities:

• Provide administration, support, and maintenance for Linux, Windows, IBM AIX, and Solaris operating systems.
• Deploy, configure, and manage middleware platforms such as IBM WebSphere, IBM MQ, Red Hat JBoss EAP, and JBoss A‑MQ.
• Install and maintain database platforms including IBM DB2, PostgreSQL, and MySQL.
• Manage LDAP services, including IBM Security Directory Server and Apache LDAP.
• Install, configure, and operate Kubernetes and Red Hat OpenShift (OCP) clusters.
• Perform system troubleshooting, patching, upgrades, and performance optimization across OS and middleware layers.
• Support bid and project activities, including infrastructure sizing, cross‑team coordination, and end‑to‑end infrastructure design discussions.

Requirements:

• 4 years of hands-on IT experience, ideally covering both OS and middleware administration.
• Strong understanding of application architecture, including authentication, web servers, databases, application servers, and messaging systems.
• Proficient in Unix/Linux shell scripting.
• Practical experience with Docker, Kubernetes, and OpenShift.
• Willingness to support legacy platforms while adopting modern cloud and container technologies.
• Cloud or platform certifications (AWS, Azure, GCP, Red Hat) are an advantage.
• Strong communication and collaboration skills to work with cross-functional teams.