422 Senior Dba jobs in Singapore

Overview

Matrixport is the world's leading hub for all-in-one crypto financial services. We are committed to building an entry-grade ecosystem for the crypto space, integrating products and services of crypto assets trading, investment, loan, custody, RWA, research, and more to empower users with sustainable earnings from crypto investments.

Matrixport holds licenses such as the Hong Kong Trust or Company Service Provider (TCSP) & Money Lender License, and is an Appointed Representative (AR) in the UK. We are also registered as a Money Services Business (MSB) in the US and a member of Switzerland's FINMA SRO-VFQ, ensuring our services meet high global standards and providing users with secure and compliant crypto financial solutions.

As Matrixport reshapes the crypto asset landscape, we continuously introduce offers and integrate crypto sectors to create a closed-loop ecosystem for crypto services, making it easy for everyone to access the crypto space and pursue potential earnings.

At Matrixport, we unite as a team to tackle complex challenges in an environment of openness, transparency, and inclusivity. Every graduate is valued, and your voice will be heard. We seek intellectually curious and entrepreneurial individuals eager to make a significant impact in the crypto ecosystem and help shape a better product for the next billion users.

• Make a difference in the Future of Web3
• Gain Practical Experience with Cryptocurrencies
• Explore Global Opportunities
• Mentoring and Networking with Industry Experts
• Fun, Vibrant and Engaging Culture

1. Responsible for the planning, design, maintenance, monitoring, and troubleshooting of business system databases.
2. Manage and maintain databases (MySQL/PostgreSQL), including basic operations.
3. Proficient in MySQL performance analysis and tuning, monitoring, and troubleshooting to ensure data security, including regular backups and on-demand recovery.
4. Familiar with best practices in database development and usage; provide guidance to developers to ensure standardized database use.
5. Research new database architecture solutions and assess their adoption and promotion.

1. Bachelor's degree or above in Computer Science or a related field, with 3+ years of MySQL database management experience.
2. Proficient in MySQL, with experience in database planning, installation, configuration, monitoring, performance tuning, and high-availability architecture.
3. Skilled in using database management, analysis, and design tools.
4. Experience with MySQL operations in high-traffic and large-scale environments, with unique insights into daily monitoring.
5. Familiar with or knowledgeable about DB on EC2 / AWS RDS; hands-on experience is a plus.
6. Familiar with common DevOps tools (Python, Golang); strong awareness and capability in automation are preferred.
7. Able to provide technical support for database-related issues during development and optimize SQL queries used by developers.
8. Strong communication skills and team spirit; able to identify and drive the resolution of issues promptly.
9. Bonus: Experience in maintaining NoSQL databases such as TiDB, Redis, or ElasticSearch (not a primary requirement).
10. Bonus: Familiarity with message queues and middleware such as MQ, Kafka, or Canal (not a primary requirement).

Start your career with us and be part of the exciting journey at Matrixport!

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Key responsibilities:

• Manage, maintain, and optimise Oracle database environments

• Implement and manage Oracle RAC environments

• Perform database installations, upgrades, and patches

• Implement and manage backup and recovery strategies

• Monitor database performance and tune for optimal efficiency

• Ensure high availability and disaster recovery readiness

• Automate common database maintenance tasks

• Collaborate with development teams to ensure efficient database design

• Implement and maintain database security measures

• Ensure compliance with data protection regulations

• Conduct regular security audits and implement best practices

Qualifications:

• Bachelor’s degree in computer science, Information Technology, or related field

• Minimum 5 years of experience as an Oracle DBA

• Oracle Certified Professional (OCP) certification

• Proven experience implementing and managing Oracle RAC

• Proficiency in scripting languages (e.g., Shell, Python, Perl) for automation

Preferred Skills:

o Oracle Certified Master (OCM) certification

o Knowledge of DevOps practices and tools

o Familiarity with database compliance standards (e.g., PCI DSS, HIPAA)

o Experience with other database technologies (e.g., MySQL, PostgreSQL)

Responsibilities

• 5+ years of DBA experience with strong focus on Microsoft SQL Server.
• 2+ years of hands-on experience managing Oracle 19c databases.
• Experience with AWS RDS (SQL Server and Oracle), CloudWatch, and performance tuning in cloud environments.
• Strong scripting skills in T-SQL, PL/SQL, and PowerShell.
• Deep understanding of HA/DR, backup/restore strategies, and cloud migration approaches.
• Experience with monitoring, alerting, and automation tools.
• Install, configure, maintain, and upgrade SQL Server (2016/2019/2022) instances in cloud/on-prem environments.
• Configure Always On Availability Groups, Log Shipping, Replication, and other HA/DR solutions.
• Conduct performance tuning, query optimization, and implement indexing strategies.
• Automate administrative tasks using T-SQL and PowerShell.
• Migrate databases to AWS RDS and EC2 using best practices.
• Implement and manage security, including access control, encryption, and auditing.
• Manage provisioning, configuration, and maintenance of RDS SQL Server and Oracle 19c instances.
• Monitor RDS performance, configure backup retention, parameter groups, and apply patches.
• Handle snapshots, restore operations, and troubleshoot RDS-related issues.
• Install, configure, and administer Oracle 19c databases (on-prem and AWS-hosted).
• Set up and manage Oracle Data Guard, RMAN backups, and tuning/diagnostics.
• Perform routine health checks, patching, schema changes, and space management.

• Microsoft Certified: SQL Server DBA or Azure Administrator Associate
• AWS Certified Database – Specialty
• Oracle Database 19c Administrator Certified Professional

The Cloud Database Administrator is responsible to be part of a team of Data Engineers to perform database Administration activities such as database setup, defining/maintaining database objects, backup and recovery in a cloud environment. He/She is also heavily involved in database design and review, application SQL tuning and maintaining documentation meeting customer's expectation. He/She will also provide database consultancies such as performance tuning, data governance and data policies

• Monitor & measure the performance & availability of databases proactively; implement corrective actions identified to improve performance & availability.
• Regularly reviewing query execution plans to identify inefficient queries.
• Monitoring CPU and memory usage to detect resource bottlenecks, Setting up alerts for abnormal database behavior.
• Data Access Control for Azure Database Admin
• Implementing role-based access control, Assigning permissions based on the principle of least privilege,Regularly reviewing and updating access levels.
• Meet agreed service level, document & maintain the configuration of the databases; provide regular reporting to relevant parties.
• Propose and implement action plan when required.
• Prepare standard operations procedures for Database Administration activities.
• Participate in service continuity measures, i.e., backup/restore procedures & disaster recovery plan, to ensure continuous operation of the business.
• Involve and lead in database implementation.
• Define data governance policy related to database operations management. Manage database permission, hardening standards, database naming standards.
• Keep abreast of database technologies.
• Work with application team to review the database design and recommend suitable changes to the data model with understanding of the business and application environment
• Develop standards and procedures related to database environment and ensure that it is followed through for all implementations
• Engage customers to explain the rationale of the database design, or other technical issues
• Educate application team on best practices in coding and design
• Share knowledge with the team and develop and train junior Data Engineer
• Share knowledge with the rest of organization through CoPs or other in-house forums
• Conduct technical courses related to database management
• Contribute to knowledge repository on experience learnt through project implementation
• Maintain documentation related to database environment
• Assist and respond promptly to incident, investigate & provide temporary &/or permanent resolution of incidents escalated. Provide timely status updates to relevant parties.
• Adhere to strict security practices for compliance
• Depending on project requirement, there is a need to support 24x7 requirement. DBA is expected to come back to office and work.
• Implement and oversee backup procedures and disaster recovery strategies.

Requirement

• Minimum 5 years in database administrators in an operational support environment.
• Minimum 3 years in software development or server infrastructure Project
• Application development experience with relational databases such as SQL server Databases.
• Participated in development projects with full exposure as database administrator in either AWS Cloud or Azure Cloud environment.
• Good Operational Experience with Cloud database Administration
• Good practical experience in data modelling and review meeting play the role of data architect.
• At least 5 years of hands-on experience in trouble-shoot technical problems faced by the project team.
• At least 3 years of working experience in Application performance Tuning and database Performance management
• Experience in setting DB replication and Replication management environment
• Certification in SQL server or other database technologies is value add.
• Good to have experience in other Database products like DB2, MariaDB and MySQL.

We regret to inform that only shortlisted candidates will be notified.

This is in partnership with Employment and Employability Institute Pte Ltd ("e2i"). e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to e2i's PDPA.

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PERSOLKELLY Singapore Pte Ltd
• RCB No E
• EA License No. 01C4394
• Reg. R , Lucas Tan

Job Description:

• The candidate must be able to build up a new HA DB environment, including a DB monitoring system, DB automation system, DB log system, DB backup system, and other DB systems.
• Daily PostgreSQL, MySQL database monitoring, operation and maintenance, optimization, troubleshooting;
• Database security hardening to ensure the integrity and security of the database and backup data availability;
• Arrange to participate in the implementation of various types of cutovers, including the switchover from one master to multiple slaves, the implementation of BI data push, cluster data synchronization, and data migration.
• Perform stress testing on production databases and optimize database performance;
• Set up a cluster and disaster recovery environment to achieve high availability of the database.

Requirement:

• Candidate must possess at least Bachelor's Degree/Post-Graduate Diploma/Professional Degree in Computer Science/Information Technology or equivalent.
• At least 1 Year of working experience in PostgreSQL database for a junior position. At least 3 Year(s) of working experience in PostgreSQL database for a senior position.
• Required Skill(s): PostgreSQL, database monitoring, DB automation system, technical support, HA DB environment, production database testing
• Familiar with SQL statement, performance tuning, and troubleshooting application issues
• Strong Knowledge in DB security control
• Team player and able to work independently
• Provide technical support to other team members
• Preferably Senior Executive specialized in IT/Computer - Network/System/Database Admin or equivalent.

Company Benefit:

• Attractive rewards for long-term service staff
• Friendly working environment (flexible working hours, quarterly events, staff birthday celebration and etc.)
• Medical insurance

Responsibilities

• Create and Administer an Oracle Database, Pluggable Databases
• Configure and Administer Oracle Net Services
• Create and Manage Database Storage
• Handle Database migration
• Manage Automated Maintenance Tasks
• Monitor and Tune Database Performance
• Manage Oracle Database instances, including initialization parameters, and learn to start and stop databases as per operational requirements
• Enforce database security by managing users, roles, privileges, and audit policies to protect data integrity and comply with security standards.
• Configure Oracle Net Services to facilitate communication with Oracle instances

Skills Requirement

• Bachelor's degree in Computer Science/Information Technology/Engineering
• 2-4 years of experience in Oracle Cloud and Oracle Database administration.
• Understanding of Oracle database architecture and administration.
• Familiarity with Oracle RAC and multitenant architecture.
• Oracle backup and recovery concepts using RMAN, datapump, and export/import.
• Knowledge of Oracle Cloud (OCI), Exadata, and Exadata (ExaCC).
• Good problem-solving skills and ability to work in a team environment.
• Good communication skills and a proactive learning attitude.
• Good in troubleshooting, diagnostics, and analytical tasks.
• Communication and coordination abilities are required, along with initiative and a sense of ownership.

Good to Have

• Exposire to various Unix operating systems and shell scripting.
• Exposure to scripting languages such as Ansible and Python

• 5+ years of DBA experience with strong focus on Microsoft SQL Server.
• 2+ years of hands-on experience managing Oracle 19c databases.
• Experience with AWS RDS (SQL Server and Oracle), CloudWatch,and performance tuning in cloud environments.
• Strong scripting skills in T-SQL, PL/SQL, and PowerShell.
• Deep understanding of HA/DR, backup/restore strategies, and cloud migration approaches.
• Experience with monitoring, alerting, and automation tools.
• Install,configure, maintain, and upgrade SQL Server (2016/2019/2022) instances in cloud/on-prem environments.
• Configure Always On Availability Groups, Log Shipping, Replication, and other HA/DR solutions.
• Conduct performance tuning, query optimization, and implement indexing strategies.
• Automate administrative tasks using T-SQL and PowerShell.
• Migrate databases to AWS RDS and EC2 using best practices.
• Implement and manage security, including access control, encryption, and auditing.
• Manage provisioning, configuration, and maintenance of RDS SQL Server and Oracle 19c instances.
• Monitor RDS performance, configure backup retention, parameter groups, and apply patches.
• Handle snapshots, restore operations, and troubleshoot RDS-related issues.
• Install,configure, and administer Oracle 19c databases (on-prem and AWS-hosted).
• Set up and manage Oracle Data Guard, RMAN backups,and tuning/diagnostics.
• Perform routine health checks, patching, schema changes, and space management

• Microsoft Certified: SQL Server DBA or Azure Administrator Associate
• AWS Certified Database - Specialty
• Oracle Database 19c Administrator Certified Professional

Job Description:

• The candidate must be able to build up a new HA DB environment, including a DB monitoring system, DB automation system, DB log system, DB backup system, and other DB systems.
• Daily PostgreSQL, MySQL database monitoring, operation and maintenance, optimization, troubleshooting;
• Database security hardening to ensure the integrity and security of the database and backup data availability;
• Arrange to participate in the implementation of various types of cutovers, including the switchover from one master to multiple slaves, the implementation of BI data push, cluster data synchronization, and data migration.
• Perform stress testing on production databases and optimize database performance;
• Set up a cluster and disaster recovery environment to achieve high availability of the database.

Requirement:

• Candidate must possess at least Bachelor's Degree/Post-Graduate Diploma/Professional Degree in Computer Science/Information Technology or equivalent.
• At least 1 Year of working experience in PostgreSQL database for a junior position. At least 3 Year(s) of working experience in PostgreSQL database for a senior position.
• Required Skill(s): PostgreSQL, database monitoring, DB automation system, technical support, HA DB environment, production database testing
• Familiar with SQL statement, performance tuning, and troubleshooting application issues
• Strong Knowledge in DB security control
• Team player and able to work independently
• Provide technical support to other team members
• Preferably Senior Executive specialized in IT/Computer - Network/System/Database Admin or equivalent.

Company Benefit:

• Attractive rewards for long-term service staff
• Friendly working environment (flexible working hours, quarterly events, staff birthday celebration and etc.)
• Medical insurance

Job Description:

• The candidate must be able to build up a new HA DB environment, including a DB monitoring system, DB automation system, DB log system, DB backup system, and other DB systems.
• Daily PostgreSQL, MySQL database monitoring, operation and maintenance, optimization, troubleshooting;
• Database security hardening to ensure the integrity and security of the database and backup data availability;
• Arrange to participate in the implementation of various types of cutovers, including the switchover from one master to multiple slaves, the implementation of BI data push, cluster data synchronization, and data migration.
• Perform stress testing on production databases and optimize database performance;
• Set up a cluster and disaster recovery environment to achieve high availability of the database.

Requirement:

• Candidate must possess at least Bachelor's Degree/Post-Graduate Diploma/Professional Degree in Computer Science/Information Technology or equivalent.
• At least 3 Year(s) of working experience in PostgreSQL database for a senior position.
• Required Skill(s): PostgreSQL, database monitoring, DB automation system, technical support, HA DB environment, production database testing
• Familiar with SQL statement, performance tuning, and troubleshooting application issues
• Strong Knowledge in DB security control
• Team player and able to work independently
• Provide technical support to other team members
• Preferably Senior Executive specialized in IT/Computer - Network/System/Database Admin or equivalent.

Company Benefit:

• Attractive rewards for long-term service staff
• Friendly working environment (flexible working hours, quarterly events, staff birthday celebration and etc.)
• Medical insurance