DBA - Architect - Oracle & Azure

As the founding entity of RAINBOW PARTNERS, Quanteam is a consulting firm specializing in Banking, Finance, and Financial Services. Guided by our core values of closeness, teamwork, diversity, and excellence, our team of 1,000 consultants representing 35 nationalities operates across 10 international offices: Paris, Lyon, New York, Montreal, London, Brussels, Geneva, Lisbon, Porto, and Casablanca.

We are seeking an experienced Database Administrator to support and evolve a critical application landscape where Oracle is the core and most business-critical database platform. Additional applications run on SQL Server, while the enterprise data warehouse is hosted on PostgreSQL.

The role is highly hands-on and strategic, with a strong focus on Oracle administration, database resilience, and an upcoming move to cloud toward Microsoft Azure, including Azure database services. You will work closely with application, infrastructure, and cloud teams to ensure stability, performance, and scalability of mission-critical systems.

Core Database Operations

• Act as primary DBA for Oracle databases supporting critical business applications.
• Administer and support SQL Server databases for secondary applications.
• Manage and optimize the PostgreSQL data warehouse (performance, maintenance, scalability).
• Ensure database availability, integrity, security, and performance across all platforms.

Oracle (Mandatory – Core Focus)

• Installation, configuration, patching, upgrades, and lifecycle management of Oracle databases.
• Performance tuning (AWR, ASH, execution plans, indexing strategies).
• Backup, recovery, and replication strategies (RMAN, Data Guard).
• Troubleshooting complex Oracle production incidents with low RTO/RPO objectives.

Resilience, HA & DR

• Design, maintain, and test high-availability and disaster recovery architectures.
• Ensure business continuity through robust backup, replication, and failover mechanisms.
• Participate in DR drills, documentation, and continuous improvement initiatives.

Cloud & Azure Migration

• Contribute to the move to cloud toward Microsoft Azure, with a strong focus on database workloads.
• Work with Azure database services (Azure SQL Database, SQL Managed Instance, Oracle on Azure IaaS, PostgreSQL Flexible Server).
• Support hybrid architectures (on-prem ↔ Azure) including connectivity, replication, and security.
• Partner with cloud and infrastructure teams on architecture, sizing, and cost optimization.

Performance, Monitoring & Security

• Implement proactive monitoring, alerting, and capacity planning.
• Enforce security best practices: access control, encryption, auditing, compliance.
• Collaborate with cybersecurity and compliance teams in regulated environments.

Required Skills & Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or equivalent experience.
• 10 years of experience as a Database Administrator in complex environments.
• Strong and mandatory expertise in Oracle Database (administration, performance, HA/DR).
• Solid experience with SQL Server administration.
• Working knowledge of PostgreSQL, ideally in a data warehouse context.
• Cloud knowledge is mandatory, with hands-on exposure to Microsoft Azure, especially Azure database services.
• Strong understanding of backup/recovery, replication, high availability, and disaster recovery concepts.
• Experience supporting production systems with strict availability and performance requirements.
• Strong troubleshooting, communication, and documentation skills.
• Ability to work in a hybrid environment with 3 days on-site in Houston.