Senior Database Administrator

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Senior Database Administrator with 12–15+ years of experience in healthcare, focusing on SQL Server, Oracle, MongoDB, and mainframe databases. Contract length is 1 to 3 months, with a pay rate of $55.00 per hour.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
440
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🗓️ - Date discovered
August 14, 2025
🕒 - Project duration
1 to 3 months
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🏝️ - Location type
Remote
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📄 - Contract type
Unknown
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🔒 - Security clearance
Unknown
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📍 - Location detailed
Dallas, TX
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🧠 - Skills detailed
#SQL Server #MongoDB #Monitoring #Database Systems #Database Monitoring #Data Migration #GDPR (General Data Protection Regulation) #Security #Migration #Batch #"ETL (Extract #Transform #Load)" #Python #Scripting #DBA (Database Administrator) #MS SQL (Microsoft SQL Server) #Microsoft SQL Server #Database Migration #Compliance #Cloud #Microsoft SQL #REST (Representational State Transfer) #Oracle #Triggers #SQL (Structured Query Language) #Azure #Database Security #Databases #Disaster Recovery #Indexing
Role description
Job Title: Senior Database AdministratorLocation: Richardson, TX (Local candidates preferred; 2–3 months remote option)Type: Contract / Contract-to-Hire Position Overview We are seeking a highly experienced Senior Database Administrator (DBA) with extensive expertise in managing diverse database platforms in the healthcare domain. The role involves overseeing administration, performance tuning, security, and data migration across Microsoft SQL Server, Oracle, MongoDB, and mainframe databases, ensuring high availability, compliance, and optimal performance. Key ResponsibilitiesAdministration & Maintenance Install, configure, patch, and upgrade SQL Server, Oracle, MongoDB, and mainframe databases (e.g., DB2). Monitor database health, capacity, and performance; perform tuning and optimization. Implement and maintain backup, recovery, and disaster recovery strategies. Security & Compliance Manage database security, user roles, and access controls. Ensure compliance with security policies and regulations (e.g., SOX, HIPAA, GDPR). Implement encryption standards for data at rest and in transit. Development & Support Collaborate with application teams for database development needs, including stored procedures, triggers, and indexing. Troubleshoot complex performance and operational issues. Automate administrative processes using PowerShell, Shell, or Python scripting. Data Migration & Integration Support ETL processes and integration across heterogeneous database environments. Lead or assist in database migrations (on-premises to cloud or cross-platform). Mainframe DB Support Administer mainframe database systems such as IBM DB2. Coordinate with mainframe teams for batch processing, job scheduling, and performance tuning. Required Skills & Qualifications Experience: 12–15+ years as a DBA managing multiple database platforms. Core Expertise: Microsoft SQL Server (2016+) Oracle (12c/19c) MongoDB (sharded/replicated setups) Mainframe DBMS (IBM DB2) Strong SQL and database scripting skills. Experience with high availability and disaster recovery technologies (e.g., AlwaysOn, Data Guard, replica sets). Familiarity with database monitoring and alerting tools. Knowledge of Azure or other cloud platforms is a plus. Excellent problem-solving, analytical, and communication skills. Job Types: Full-time, Contract Pay: $55.00 per hour Expected hours: 40 per week Work Location: Remote