AWS Database Administrator (DBA) - Oracle & NoSQL DBA

BigBear.ai • Ashburn, VA • 1h ago

Overview

BigBear.ai is seeking a Senior Database Administrator (DBA) to join our team. The ideal candidate will have a strong background in managing and optimizing both Oracle and NoSQL databases. Project teams utilize Oracle RDS and AWS managed databases including Postgres and DocumentDB, and MongoDB, also hosted in AWS. This role requires a thorough understanding of the advantages of NoSQL databases such as the scalability, flexibility, and performance gains and the disadvantages compared to relational databases. The ideal candidate will also have hands-on experience with failover and recovery, backups, migration of on-premises databases to AWS, and proficiency with AWS services. The successful candidate should be passionate about ensuring database performance, availability, and security, and experienced in debugging complex challenges and handling data warehouses.

What you will do

Database Management: Administer, maintain, and implement permissions, policies and procedures for ensuring the secure connectivity and integrity of databases

Performance Tuning: Monitor database performance, implement changes and apply new patches and versions when required to ensure optimal performance. Work closely with the application teams to optimize the application interaction with NoSQL

Failover and Recovery: Design and execute database backup and recovery strategies, including failover planning and testing

Migration and Upgrade: Lead migration projects from on-premises databases to AWS, relational databases to NoSQL, including planning, execution, and validation of database migrations and upgrades

Security and Compliance: Ensure database security measures are in place, including access controls and audit logging. Comply with all applicable data privacy laws and regulations

Data Warehousing: Manage and optimize AWS Redshift instances and other data warehousing solutions for scalable and efficient data storage and analysis

Monitoring: Utilize AWS CloudWatch and other monitoring tools to ensure database health, performance, and to automate scaling and notifications

Troubleshooting and Support: Provide support for complex database issues, including troubleshooting and resolving database integrity issues, performance issues, blocking and deadlocking issues, replication issues, log shipping issues, etc.

What you need to have

Looking for a candidate with the ability to handle Oracle Prod issues and carry the Oracle Duty Phone on a rotational basis. The candidate must have solid NoSQL (DocumentDB and MongoDB) skills as more and more applications are leveraging NoSQL databases. Solid experience of migrating databases from on-prem to cloud is a must.

Bachelor's degree in Computer Science, Information Technology, or related field and at least 10 years of relevant experience

Database Expertise: Proven experience as a DBA with expertise in Oracle and NoSQL databases

AWS Managed Databases: Extensive experience with AWS DocumentDB database services

Failover and Recovery: Solid experience in database failover, recovery procedures, and disaster recovery planning

Migration Experience: Demonstrated experience with migrating on-premises databases to AWS

Technical Skills: Proficient in MongoDB Query Language (MQL), database design, and data modeling. Familiarity with AWS CLI, SDKs, and CloudWatch

Communication Skills: Excellent verbal and written communication skills

What we'd like you to have

Certifications: AWS or relevant database certifications (e.g., Oracle Certified Professional, AWS Associate Architect)

Scripting Skills: Experience with scripting languages (g., Python, Bash) for automation of database tasks

Monitoring Tools: Deep familiarity with database monitoring tools, especially AWS CloudWatch, for performance monitoring and alerting

Enterprise Database Management: Experience with large enterprise database design, implementation, and optimization, for example, Oracle RDS on Exadata. Experience with Oracle Real Application Clusters (RAC)

Experience with DocumentDB

Experience with Big Query is a plus

About BigBear.ai

BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai's predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai.

BigBear.ai is an Equal opportunity employer all protected groups, including protected veterans and individuals with disabilities.

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