AJAYKUMAR RAJAGOPALAN
Summary
Result-driven SRE Leader and Duty Manager with 19+ years of experience engineering and scaling high-availability Database, ERP, and Infrastructure platforms. Expert in blending core DBA leadership with modern Site Reliability Engineering methodologies to automate the lifecycle management of mission-critical data on AWS and hybrid environments. Proven capability in guiding cross-functional, global teams through complex rollouts, automating disaster recovery workflows (including Oracle, MSSQL, Postgres, and Veritas systems), and spearheading Sev 1 incident command structures for senior stakeholders. Dedicated to driving operational resilience, automated compliance (DSAR/breach response), and proactive capacity planning.
Overview
19
19
years of professional experience
Work History
Lead (Database/Infra/Cloud Ops)
NCS Singapore (MSF/Govcloud)
Singapore
04.2023 - 09.2025
- Architected and operated resilient, scalable database solutions on the AWS cloud, leveraging AWS native tools to enforce high availability, auto-scaling, and operational resilience.
- Provisioned and managed hybrid cloud infrastructure across Amazon Cloud for Government (Commercial Cloud 2.0) and on-premises environments, automating deployments utilizing Terraform and GitLab CI/CD pipelines.
- Maintained and updated Infrastructure-as-Code playbooks, leveraging Terraform to document and automate hybrid infrastructure setups, transforming disaster recovery lessons into scalable, automated patterns.
- Directed SRE operations and incident management, utilizing ManageEngine and cloud-native monitoring to prioritize incidents and requests. Led Sev 1 incident bridges and assigned engineering resources for root-cause resolution, reducing operational debt.
- Managed metrics for incident resolution and SLA compliance, executing complex system upgrades and vendor-supported changes successfully. Orchestrated planning and automated execution of disaster recovery (DR) drills.
Lead (Database/Infra/Cloud Ops)
NCS Singapore (NTP/Hybrid Infra)
Singapore
06.2018 - 03.2025
- Engineered and managed high-availability architectures for multiple on-premises systems and AWS cloud components, ensuring 24/7 uptime for mission-critical Oracle database clusters powering the Singapore Customs Trading platform (NTP).
- Oversaw the continuous operation and monitoring of on-premises Oracle RAC 19c and SQL Server Always On clusters, using ManageEngine and AWS native tools to automate performance tracking, system alerting, and KTOL maintenance.
- Automated Backup & Disaster Recovery: Developed and automated data protection workflows using Veritas NetBackup to execute online/offline backups for Oracle EBS Suite environments; orchestrated automated failovers and disaster recovery (DR) drills to rigorously validate RTO/RPO objectives.
- Led post-incident reviews and root-cause analyses (RCAs) to strengthen DR resilience and personal data protection; maintained and updated technical playbooks to turn operational lessons into scalable, automated infrastructure patterns.
- Stakeholder & Vendor Governance: Facilitated tactical and operational status meetings with senior clients to provide transparent project tracking, while managing vendor timelines for hardware components, SAN storage provisioning, and tape library lifecycles.
- Physical & Access Security Control: Coordinated strict logical and physical data center access controls, managing secure cage entry for internal engineering staff and third-party vendors.
Lead DBA
Great Eastern Insurance/OCBC
Singapore
10.2014 - 12.2017
Database Engineer
Visa Corp
Singapore
12.2013 - 10.2014
Onsite Lead
McJunkin Redman Corp
Amsterdam
04.2011 - 11.2013
Associate DBA
Motorola corp
Chennai
05.2010 - 03.2011
Associate DBA
Tikona Digital Networks
Chennai
01.2008 - 04.2010
DBA Trainee
Summit Works Tech
Chennai
09.2006 - 11.2007
Education
Bachelor of Engineering & Technology - Computer Science
Anna University
Chennai, India01-2006
Skills
- Disaster recovery strategies
- Oracle ERP
- RDBMS
- Storage
- Backup
- AWS cloud
- Change management
- Stakeholder management
- Operations management
- Third-party integration
- COTS infrastructure
- Cultural adaptability
Timeline
Lead (Database/Infra/Cloud Ops)
NCS Singapore (MSF/Govcloud)
04.2023 - 09.2025
Lead (Database/Infra/Cloud Ops)
NCS Singapore (NTP/Hybrid Infra)
06.2018 - 03.2025
Lead DBA
Great Eastern Insurance/OCBC
10.2014 - 12.2017
Database Engineer
Visa Corp
12.2013 - 10.2014
Onsite Lead
McJunkin Redman Corp
04.2011 - 11.2013
Associate DBA
Motorola corp
05.2010 - 03.2011
Associate DBA
Tikona Digital Networks
01.2008 - 04.2010
DBA Trainee
Summit Works Tech
09.2006 - 11.2007
Bachelor of Engineering & Technology - Computer Science
Anna University