Senior Snowflake Platform Engineer

We are seeking a hands-on Senior Snowflake Platform Engineer to lead the administration, security, reliability, performance, and cost optimization of a banking client's enterprise Snowflake platform. You will work with Data Engineering, Architecture, Security, and business teams to keep the platform secure, scalable, and efficient for critical enterprise workloads. The ideal candidate brings deep, practical Snowflake administration experience, strong SQL and performance-tuning skills, and the ability to independently troubleshoot complex production issues and drive platform improvements.
Engagement: Contract assignment with a reputed banking client
Location: Cincinnati, OH (hybrid, 3 days per week on-site)
Duration: 6 months with potential extension
Employment Type: W2 only
Key Responsibilities
Own day-to-day Snowflake administration, including user and role management, warehouse configuration, resource monitoring, and operational support.
Analyze and optimize query performance, warehouse utilization, concurrency, and compute costs using Snowflake monitoring and account usage capabilities.
Implement and maintain RBAC, least-privilege access, service accounts, authentication integrations, and data protection controls.
Establish platform standards for warehouse sizing, auto-suspend/resume, resource monitors, workload isolation, and cost management.
Monitor platform health, investigate incidents, perform root cause analysis, and implement preventative measures.
Manage database objects and platform hygiene, including schemas, tables, views, retention settings, and cleanup of obsolete resources.
Support data integration and connectivity with AWS services (S3, IAM) and related ingestion and processing tools.
Automate administrative and operational tasks using SQL, Python, scripting, and APIs.
Develop operational dashboards and documentation for monitoring, incident response, access reviews, and cost reporting.
Collaborate with engineering teams on platform architecture, upgrades, new capabilities, and enterprise data initiatives.
Required Skills
Extensive hands-on experience administering and supporting Snowflake in a production enterprise environment.
Strong knowledge of Snowflake architecture, including virtual warehouses, micro-partitions, caching, and query execution.
Advanced SQL skills with proven experience diagnosing and resolving query performance issues.
Practical experience implementing Snowflake RBAC, role hierarchies, grants, access policies, and secure access patterns.
Experience with warehouse sizing, workload management, cost monitoring, and compute optimization.
Experience troubleshooting production incidents and improving platform reliability.
Solid understanding of database administration, data governance, and enterprise security practices.
Ability to work independently, communicate effectively, and produce clear technical documentation.
Experience integrating Snowflake with AWS S3, IAM, Glue, and enterprise data pipelines
Python or shell scripting for automation; Terraform or other Infrastructure as Code tools
Snowflake security features: masking policies, row access policies, network policies, authentication integrations
Experience with multi-cluster warehouses, replication, failover, and business continuity
SnowPro Core or Advanced certification
Experience in financial services or another regulated enterprise environment
What We Offer
Competitive hourly rate
A collaborative and dynamic work environment
The opportunity to work on cutting-edge projects with a leading banking client
If you have the required skills and are ready for an exciting challenge, we encourage you to apply.

Employment type
Contractor

Work arrangement
No