DB2 Database Administrator

Quantum Infotech Solutions; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Quantum Infotech Solutions in Singapore is seeking an experienced DB2 Database Administrator to review, tune, and optimise mainframe SQL queries and support database design. The role encompasses development lifecycle support, performance monitoring, and guidance on DB2 best practices for developers.

The ideal candidate has a strong IT background, a degree in Computer Science or Computer Engineering, and at least 10 years of DB2 administration experience.

Qualifications

• Strong background in IT, Computer Science / Computer Engineering or related discipline.
• Bachelor's degree in Computer Science or Computer Engineering is preferred.
• Minimum 10 years of DB2 database administration experience is preferred.
• Knowledge of mainframe storage concepts is advantageous.

Responsibilities

• Reviewing and optimising SQL queries written by application developers to ensure optimal performance and adherence to database standards
• Assisting in database design activities, including table structures, indexes, and relationships to support new application features or enhancements
• Troubleshooting database-related issues reported by application teams, including SQL error codes, performance problems, and data integrity concerns
• Supporting database changes through the development lifecycle (DEV, TEST, UAT, PROD), including coordinating database object migrations between environments
• Monitoring application database performance and implementing necessary tuning measures like reorganising tablespaces, updating statistics, and adjusting buffer pools
• Providing guidance to application developers on DB2best practices, coding standards, and efficient query writing techniques
• Supporting application testing activities by helping with data refresh requests, test data preparation, and database-related test case validation

Skills

IT background

Education

Bachelor's degree in Computer Science or Computer Engineering

Tools

JCL

VSAM

DB2 utilities

Backup and recovery tools

Job description

Responsibilities:

• Reviewing and optimising SQL queries written by application developers to ensure optimal performance and adherence to database standards
• Assisting in database design activities, including table structures, indexes, and relationships to support new application features or enhancements
• Troubleshooting database-related issues reported by application teams, including SQL error codes, performance problems, and data integrity concerns
• Supporting database changes through the development lifecycle (DEV, TEST, UAT, PROD), including coordinating database object migrations between environments
• Monitoring application database performance and implementing necessary tuning measures like reorganising tablespaces, updating statistics, and adjusting buffer pools
• Providing guidance to application developers on DB2best practices, coding standards, and efficient query writing techniques
• Supporting application testing activities by helping with data refresh requests, test data preparation, and database-related test case validation

Requirements:

• Strong background in IT, Computer Science /Computer Engineering, or related discipline
• Minimum 10 years of relevant working experience in DB2 database administration is preferred.
• Relevant experience in the following would be advantageous:

1. Working with JCL (Jon Control Language)
2. Understanding of VSAM and other mainframe storage concepts
3. Familiar with database utilities and tools
4. Experience with database backup and recovery procedures