Senior Database Engineer

Description On-site in Washington, DC Our client seeks a Senior Database Engineer responsible for installation, configuration, maintenance, and performance tuning of Microsoft SQL Server databases while supporting enterprise open‑source data platforms. The role ensures security, availability, reliability, scalability, and stability across mission‑critical environments. The engineer will collaborate with development, DevOps, and infrastructure teams to optimize performance, streamline deployments, automate operations, and mentor junior DBAs. The position is full‑time on‑site at DOT HQ in Washington, DC and does not require travel. Due to federal security clearance requirements, applicant must be a United States Citizen or Permanent Resident with an active Public Trust clearance. This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Rate: $50.00 to $60.00/hr. w2 Responsibilities Install and configure Microsoft SQL Server instances and tools including SSMS, SSRS, SSIS, and SSAS. Set up new databases, servers, and related infrastructure across on‑premises and cloud environments. Manage SQL Server clustering, replication, Always On, and high availability solutions. Monitor and maintain database performance, integrity, and security. Perform index optimization, statistics updates, and consistency checks. Plan and execute upgrades, patches, and migrations including on‑premises to Azure. Troubleshoot errors, bottlenecks, deadlocks, and performance issues. Analyze query execution plans and optimize SQL queries. Use SQL Profiler, Extended Events, and Performance Monitor for diagnostics. Administer accounts, roles, and permissions and audit database activities. Maintain documentation for environments, configurations, and changes. Generate performance, growth, and usage reports. Support Azure managed instances and database security solutions including TDE and STIG compliance. Participate in DR testing, provide recommendations, and support on‑call rotations. Mandatory participation in monthly database patching. Experience Requirements Minimum 10 years as a database administrator supporting Oracle and SQL environments. Oracle and SQL certifications. Proficiency with SQL clustering, Always On, and migrations to Azure. Experience with Azure Managed Instance and SQL STIG, including TDE. Administration expertise for SQL Server versions 2012 through 2022 and Oracle on Linux and Windows. Experience with Oracle RAC, OEM, RMAN, Data Guard, and RAC on Windows. Linux shell scripting proficiency and experience with AWS RDS and EC2. Ability to analyze execution plans and optimize performance. Knowledge of AWS concepts for DBA operations. Experience with DR testing and on‑call support. Background supporting 24x7 operations and automating health checks, alerts, and maintenance. Experience configuring Always On AGs, mirroring, log shipping, and replication. Capability to manage SQL clusters, apply SQL Server and Windows patches, and configure SSRS. Ability to configure OEM monitoring, custom shell script monitors, and Oracle backup and recovery. Experience setting least‑privilege user access across SQL and Oracle. Education Requirements Oracle and SQL certifications required. LCAT education requirement status not specified. #J-18808-Ljbffr