Database Administrator: Performance, Security & DR Expert

3Core Systems; Raleigh (NC); On-site; USD 90,000 - 130,000; Full time

Job summary

3Core Systems in Raleigh, NC seeks a Database Administrator to install, configure, maintain, and secure database systems across production, test, and development environments. The role ensures high availability, data integrity, performance tuning, backups, disaster recovery, and compliance with data governance policies.

Experience with Oracle, SQL Server, MySQL, and PostgreSQL, plus cloudDBs (Azure SQL, AWS RDS) is required.

Qualifications

• Hands-on experience with major database management systems (Oracle, SQL Server, MySQL, PostgreSQL).
• Strong knowledge of SQL, database architecture, backup/recovery, and security best practices.
• Experience with cloud database technologies (Azure SQL, AWS RDS, Cloud SQL).
• Experience with performance tuning, query optimization, and capacity planning.
• Familiarity with programming languages, APIs, and database design principles.
• Problem-solving and analytical thinking with attention to detail.
• Knowledge of compliance-heavy environments (healthcare, finance, government).

Responsibilities

• Install, configure, upgrade, and maintain database servers and application tools.
• Establish system storage requirements and modify database structures as needed.
• Perform regular maintenance (debugging, patching, performance tuning, reporting).
• Monitor database performance, identify bottlenecks, and implement optimization strategies.
• Tune SQL queries, indexing strategy, and database parameters to improve efficiency.
• Set up cybersecurity measures, authentication controls, and enforce security policies.
• Manage user permissions, privileges, and audit activities to protect sensitive data.
• Ensure compliance with regulatory and organizational data governance requirements.
• Design and implement backup and disaster recovery strategies.
• Ensure availability and integrity of backed-up data and support recovery operations.
• Support database design, schema creation, and testing activities.
• Consult with developers and stakeholders to ensure optimal database usage.
• Implement event triggers, stored procedures, and performance alerts.
• Monitor transaction volumes, concurrency, response times, and other performance indicators.
• Perform housekeeping tasks such as tuning, indexing, and data cleanup.

Skills

SQL

Database architecture

Performance tuning

Security best practices

Problem-solving

Attention to detail

Collaboration with developers

Regulatory compliance

Tools

Oracle

SQL Server

MySQL

PostgreSQL

Azure SQL

AWS RDS

Cloud SQL

Job description

3Core Systems in Raleigh, NC seeks a Database Administrator to install, configure, maintain, and secure database systems across production, test, and development environments. The role ensures high availability, data integrity, performance tuning, backups, disaster recovery, and compliance with data governance policies.

Experience with Oracle, SQL Server, MySQL, and PostgreSQL, plus cloudDBs (Azure SQL, AWS RDS) is required.