Senior SQL Server DBA – Tolling, Azure & VLDB

Oorwin AI; Mechanicsville (PA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

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Job summary

Oorwin AI is seeking a SQL Server Database Administrator (local to VA) on a contract basis. The candidate will manage SQL Server environments, including clustering, high availability, and migrations, with a focus on tolling workloads.

The role requires extensive T‑SQL, performance tuning, and Azure/Snowflake/Databricks experience, along with strong communication skills and the ability to work with Engineering and Operations teams.

Qualifications

• At least 6 years of experience with Microsoft SQL Server.
• At least 1 year of Azure, Snowflake, or Databricks experience (cert acceptable).
• Master’s degree in computer science or information systems or equivalent.
• Experience upgrading E‑ZPass Virginia Tolling SQL Server environments (SQL 2012→2019).
• Experience diagnosing deadlocks and blocking in Tolling workloads.
• Experience tuning Very Large Databases (2 TB+) and indexing strategies.
• Coding and debugging Transact-SQL.
• Experience with SSIS/SSRS/SSAS.

Responsibilities

• Monitor databases to maintain uptime and availability.
• Troubleshoot connectivity, access, and security issues.
• Tune long running SQL queries.
• Review and refine existing database tasks to align with priorities.
• Leverage OS scripting for maintenance and diagnostics.
• Propose and implement changes to the database implementation.
• Perform SQL Server installations (2022, 2025+) with failover clustering.
• Support SQL Server databases (administration and tuning).
• Apply data modeling principles.

Skills

SQL Server DBM

SQL Tuning

DB Upgrades

Deadlock Analysis

VLDB Tuning

SSIS/SSRS/SSAS

Transact SQL

SQL Server Migrations

Azure DB Admin

Cloud DB Admin (Snowflake/Databricks)

Education

Master’s degree in CS/IS

Tools

Azure Cloud

Snowflake

Databricks

Job description

Oorwin AI is seeking a SQL Server Database Administrator (local to VA) on a contract basis. The candidate will manage SQL Server environments, including clustering, high availability, and migrations, with a focus on tolling workloads.

The role requires extensive T‑SQL, performance tuning, and Azure/Snowflake/Databricks experience, along with strong communication skills and the ability to work with Engineering and Operations teams.