Senior Database Administrator

New York Cityfull timeOn Site

senior

$129k–$232k

H1B: yes

Braze The Senior Database Administrator at Braze operates, scales, and secures the internal MongoDB platform supporting product-critical features and internal systems. This role collaborates with SREs, application engineers, and security teams to ensure MongoDB clusters are performant, resilient, compliant, and automated.

Responsibilities

The MongoDB Database Administrator (DBA) role is part of the Platform Engineering division within Infrastructure and is responsible for operating, scaling, and securing our internal MongoDB platform. This position supports a growing fleet of MongoDB clusters that back product-critical features, internal systems, and distributed services.
This role partners closely with SREs, application engineers, and the platform security team to ensure MongoDB clusters are performant, resilient, compliant, and well-automated. Our clusters run on a modern Kubernetes-based infrastructure and are managed through GitOps and infrastructure-as-code practices. The DBA will help evolve and mature the platform, support backup and disaster recovery strategies, and assist engineers in designing efficient, durable MongoDB usage.
Cluster Operations & Reliability
Operate production MongoDB clusters running in Kubernetes across multiple regions and clouds
Monitor cluster health, performance, replication, and storage usage, and proactively address degradation
Debug and resolve availability, latency, or data consistency issues in partnership with SREs
Participate in on-call rotations as a subject matter expert for MongoDB infrastructure
Automation & Tooling
Automate routine operations such as database user management, cluster scaling, version upgrades, and backup restores
Maintain and improve internal tooling used for MongoDB observability, lifecycle management, and access control
Collaborate with Platform Engineering on Kubernetes-based deployment patterns and GitOps workflows
Backup, Restore & Disaster Recovery

Qualification

Proficient with MongoDB CLI toolsFamiliar with observability stacks (eDetail-oriented and reliability-focused

Required

3–5+ years of experience managing MongoDB in production environments at scale
Strong working knowledge of replica sets, sharding, WiredTiger storage engine, oplogs, and journaling
Experience operating MongoDB in cloud or containerized environments (Kubernetes preferred)
Comfortable with automation and scripting in languages like Bash, Python, or Go
Proficient with MongoDB CLI tools, Atlas APIs, and backup/restore tooling (e.g., mongodump, mongorestore, mongosh, Ops Manager)
Familiar with observability stacks (e.g., Datadog, Prometheus, Grafana) and alerting strategies
Experience with GitOps workflows and infrastructure-as-code tools (Terraform, Helm, ArgoCD) is a plus
Detail-oriented and reliability-focused; treats data loss and downtime as unacceptable
Strong communicator — able to document clearly, partner cross-functionally, and lead incident response
Growth-oriented — comfortable evolving systems, adopting new automation, and supporting other engineers
Experience with other database platforms (e.g., PostgreSQL, MySQL, DynamoDB)
Familiarity with security best practices and compliance frameworks like SOX or SOC 2