Senior Database Administrator

What You’ll Do

Net Documents is seeking an experienced Senior Database Administrator to own the operational excellence, reliability, performance, and security of our global database infrastructure across AWS and Azure. In this role, you will manage mission‑critical production systems that support enterprise‑scale, multi‑region workloads, ensuring databases are resilient, performant, and secure.

This role is ideal for a hands‑on DBA who thrives in complex, high‑availability environments, enjoys deep technical problem‑solving, and is comfortable leading database operations for globally distributed systems. You’ll work closely with Data Engineering, Dev Ops, and application teams to support both day‑to‑day operations and large‑scale database initiatives.

You will:

• Administer, operate, and optimize production databases including Couchbase, Postgre
  
  SQL, Dynamo
  
  DB, Document
  
  DB, Cosmos DB, and Snowflake.
• Manage Couchbase clusters, including XDCR replication configuration, monitoring, and troubleshooting.
• Perform database installations, upgrades, patching, and configuration management across cloud and on‑prem environments.
• Monitor database health, performance, and resource utilization across multi‑cloud infrastructure.
• Optimize query performance through indexing strategies, query tuning, and execution plan analysis.
• Plan and manage database scaling strategies, including vertical and horizontal scaling, sharding, and capacity planning.
• Implement and manage database security controls, including access management, encryption, and compliance requirements.

• Design and maintain comprehensive backup strategies with appropriate retention policies.
• Implement and validate restore procedures to meet defined RTO/RPO objectives.
• Develop and maintain point‑in‑time recovery (PITR) capabilities.
• Execute disaster recovery drills and document outcomes and improvements.
• Manage AWS Backup, native database backups, and cross‑region replication strategies.

• Participate in a 24/7 on‑call rotation supporting mission‑critical database systems.
• Lead database‑related incident response efforts, including outage resolution and performance degradation.
• Perform root cause analysis and implement corrective and preventive actions.
• Troubleshoot complex production issues such as replication lag, memory pressure, connection limits, and deadlocks.
• Coordinate closely with application and infrastructure teams during critical incidents.

• Implement and maintain monitoring and alerting using tools such as Datadog, Cloud Watch, Azure Monitor, and database‑native solutions.
• Create and manage dashboards for database KPIs and SLAs.
• Configure intelligent alerting with appropriate thresholds and escalation paths.
• Automate routine operational tasks using Python, Bash, Power Shell, AWS CLI, and cloud‑native tooling.

• Lead and support database migration initiatives across cloud providers and platforms.
• Plan and execute database upgrades and migrations with minimal downtime.
• Support new database implementations and data architecture initiatives.
• Validate data integrity and reconciliation during migrations.
• Develop and maintain runbooks, SOPs, and Architecture Decision Records (ADRs).
• Document database configurations, schemas, and topology.

• Implement database security best practices including IAM roles, network isolation, secrets management, and encryption.
• Manage credentials using AWS Secrets Manager and Azure Key Vault.
• Ensure compliance with data residency, privacy, and regulatory requirements.
• Participate in security audits, vulnerability assessments, and remediation efforts.

• Partner closely with Data Engineering, Dev Ops, and application teams.
• Provide database expertise and guidance across engineering teams.
• Communicate database status, incidents, and maintenance activities to stakeholders.
• Mentor junior DBAs and engineers on database best practices.
• Participate in architecture reviews and technical design discussions.