Systems Engineer (Infrastructure & Application Support)

SHELL INFOTECH PTE. LTD.; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

Shell Infotech Pte. Ltd. in Singapore is seeking a hands-on System Administrator to manage production systems with a strong focus on Linux.

The role requires expertise in OS patching, upgrades and security management, plus knowledge of virtualization, high-availability and disaster recovery. You will work with middleware and web servers (Apache HTTP, WebSphere, JBOSS, Tomcat, IIS), IBM MQ and JDBC on J2EE, and participate in modern infrastructure including Docker, Kubernetes and cloud platforms.

Qualifications

• Hands-on experience in System Administration for production systems.
• Strong Linux focus and Linux administration expertise.
• Familiarity with OS patching, upgrades, and security management.
• Knowledge of OS virtualization, HA/clustering, replication, backup and recovery.

Job description

• Core Experience:
• Must have hands-on experience in System Administration for production systems, with a strong focus on Linux.
• Technical Skills:
• Proficiency in OS patching, upgrades, and security management.
• Knowledge of OS virtualization, HA/clustering, replication, backup, and recovery techniques.
• Working knowledge of Networking (TCP/IP), physical hardware, and/or storage systems.
• Soft Skills: Self-motivated, able to work independently with minimum supervision, and a strong team player capable of thriving in a fast-paced, mission-critical environment.
• Key Specific Skillsets (Core Competencies):
• Middleware & Web Servers: Experience with Apache HTTP, WebSphere, JBOSS, Tomcat, or IIS.
• Messaging & Reporting: Familiarity with IBM MQ and Crystal Report servers.
• Troubleshooting: Ability to diagnose and resolve application-level issues, specifically JDBC-related issues on J2EE servers.
• Preferences & Desirable Skills (Nice-to-Haves):
• Unix Expertise: Hands-on experience with Unix-based systems (Solaris or AIX) is highly advantageous.
• Security Access Management: Knowledge of Integrated Security Access Management software, specifically IBM ISAM.
• Database Connectivity: Working knowledge of Databases (Oracle, SQL Server, MySQL) and JDBC drivers.
• Modern Infrastructure: Experience with Cloud platforms, Docker, Kubernetes, and DevOps practices.
• Certifications: Holding relevant certifications such as RHCE, LPIC, MCSE, or Unix/Linux certifications is a plus.