Senior DBA (PostgresDB, BigQuery) with GCP

As a Senior Database Administrator at IDIQ, your key responsibilities will include installing, configuring, and maintaining database environments, monitoring their performance, and addressing capacity and reliability issues. You'll manage database security policies, ensure proper data backups, and optimize database performance through techniques like index tuning and SQL query optimization.

The ideal candidate for the Senior DBA position at IDIQ should have a bachelor's degree in computer science or equivalent experience. You will need a minimum of 10 years of extensive experience in database administration, particularly with MS SQL Server, MySQL, and Postgres, along with at least 3 years of experience in cloud platforms like GCP or AWS.

A Senior DBA at IDIQ should have experience with CloudSQL/GCP and RDS/AWS. Familiarity with GCP's data warehouse platform, especially tools like BigQuery and DataFlow, is highly preferred, enabling you to effectively manage and optimize database performance in the cloud.

Having scripting skills in Python and PowerShell is highly beneficial for a Senior DBA at IDIQ. These skills will help automate database administration tasks, enhance collaboration, and streamline workflows, making your job smoother and more efficient.

Collaboration within the IDIQ team for a Senior DBA is facilitated through various tools such as Jira and Confluence. You'll work closely with architects, project managers, and application developers to ensure seamless integration and optimum database performance across projects.

In answering this question, be sure to detail your hands-on experience with PostgresDB, including your approach to database setup, performance tuning, and security measures. Providing specific examples of past projects where you solved typical database issues will showcase your expertise.

Discuss the tools and processes you utilize for monitoring database performance. Highlight your ability to identify performance bottlenecks and the steps you take to resolve issues promptly, such as query optimization or configuration adjustments.

Explain your methodologies for ensuring data integrity through backups, including frequency and types of backups. Review any specific recovery scenarios and how you ensured minimal downtime for critical systems.

Your response should cover the security policies you've established in the past, including user access controls, data encryption, and how you've addressed vulnerabilities in previous roles to maintain data integrity and compliance.

Frame your answer by discussing a specific instance where you optimized an SQL query for better performance. Touch on your analysis process, the changes you made, and the positive impact on the application's efficiency.

Share your knowledge of potential database integrity problems, such as blocking or deadlocking issues, and discuss the solutions you implemented, emphasizing your problem-solving skills and analytical abilities.

Describe your approach to working with developers, emphasizing the importance of communication, feedback, and following best practices in SQL. Mention previous experiences where you successfully collaborated to optimize database schemas.

Talk about your experience with various GCP services such as BigQuery, CloudSQL, and DataFusion. Highlight specific projects or tasks where you've employed these services effectively in managing database solutions.

Share your methods for continuous learning – whether through professional development courses, attending conferences, or participating in relevant tech communities. Show your enthusiasm for staying knowledgeable in the ever-evolving tech landscape.

Here, express your unique qualifications that align with IDIQ's needs. Consider discussing your extensive experience, deep understanding of diverse database technologies, and how your collaborative nature complements IDIQ's team dynamics.