Senior Database Administrator

We are looking for a Senior Database Administrator with strong expertise in Oracle and hands-on experience across modern database platforms and cloud environments. The ideal candidate will design, operate, and optimize highly available and secure database systems supporting mission-critical workloads, while driving automation, standardization, and collaboration within Agile teams. Responsibilities: · Design, maintain, and scale Oracle environments, covering architecture, schema structuring, performance tuning, and operational best practices. · Implement and operate HA/DR solutions to ensure compliance with defined RTO/RPO objectives and support business continuity. · Diagnose and resolve performance issues, conducting SQL and instance tuning, optimizer analysis, and workload optimization. · Ensure database security and compliance, including encryption, auditing, access controls, and secure network configurations. · Automate operational workflows (provisioning, patching, backup/restore validation, lifecycle management) using Infrastructure-as-Code and CI/CD practices. · Set up monitoring, observability, and operational dashboards, defining SLAs, alerting mechanisms, and creating clear runbooks for support teams.

· Advanced Oracle knowledge: deep understanding of architecture, performance tuning, optimizer behavior, and schema design. · High Availability & Disaster Recovery: experience with designing and operating resilient configurations and recovery strategies. · Security & Networking: hands-on with privilege management, encryption, TLS, and regulatory/audit compliance. · Automation & DevOps: experience with IaC, CI/CD pipelines, Git workflows, and Python for scripting/automation. · Cloud Integration (AWS preferred): working with EC2, S3, RDS, IAM, DMS, or similar services for hybrid or migration scenarios. · Cross-platform familiarity: operational knowledge of PostgreSQL and MongoDB, applying comparable HA, tuning, and backup principles.

Halian Group With over 28 years of experience, we have come to understand that innovation is the only way to provide agile, practical solutions that transform businesses and careers. Our resourcing and smart services help you to realize tomorrow's potential. Discover the amazing things possible when you bring the right people and the right technologies together. At Halian, we recognize that diversity, equity, and inclusion (DEI) are essential to building high-performing teams for our clients. We are committed to connecting organizations with top talent from all backgrounds, ensuring that every individual feels valued, respected, and empowered to contribute their unique perspectives. We encourage applications from all qualified candidates, regardless of race, gender, disability, or any other characteristic that makes them unique. By fostering diverse and inclusive workplaces, we help our clients drive innovation, enhance collaboration, and better reflect the communities they serve.