Job Description

About U3 Infotech

U3 is a mainstream player in IT Professional Services, Project Management, IT Projects and services, headquartered in Singapore and incorporated in 2002, Singapore. Over the past 20 years, we established our footprint across the region & established a deep relationship along with excellent cultural business understanding.

What You'll Do (Job Responsibilities)

• As a Lead Systems Engineer, you will monitor and analyze systems performance data, and tune operating system to improve performance, optimize processing response time or to reflect required changes in the processing environment. You will also be the technical expert to provide technical resolution/support to internal / external customers.
• Monitors and analyses systems performance data, and tunes operating system to improve performance, optimizes processing response time or to reflect required changes in the processing environment
• Provide technical consultancy to customers on matters related to system performance, integration and configuration.
• Assist project Service Delivery Manager on managing the day-to-day Operations management.
• Analyze system performance and makes recommendations for optimization.
• Ensure that the production environment is highly available per the needs of the business and established Service Level Agreements.
• Lead and establish Root Cause Analysis for all High Severity issues. Work with multiple teams for successful resolution of issues and incidents.
• Participate in the upgrade/patching planning and execution of the Middleware software.
• Provide subject matter expertise (SME) for Issues, security related threats and vulnerabilities as it pertains to middleware.
• Participation in establish and test disaster recovery policies and procedures across all Middleware environments.
• Lead problem determination on system errors or malfunctions and works with the application team/supplier to identify, diagnose and rectify the problem.
• Performs capacity study to analyze current resource utilization and estimates future requirements.
• Monitoring system to ensure high availability and optimal performance.
• Supports internal and external audit exercises for the maintenance of various certifications and contractual requirements.

• At least 6 years of working experience in end-to-end operations management and implementation experience which includes configuration, upgrade, and problem resolution in RedHat Linux, VMware, Unix)
• Minimum 5 years of hand-on experiences of middleware products e.g., Apache, JBOSS, Websphere & MQ.
• Working experience in cloud environment (AWS, Azure) would be an advantage.
• Hands-on experience on RedHat & OS clustering administration, configuration, and troubleshooting.
• Red Hat Enterprise Linux & JBoss application server administration experience is required.