Senior Database Administrator - AWS, PostgreSQL & MySQL

Karsun Solutions, LLC; Washington (District of Columbia); Hybrid; USD 150,000 - 165,000; Full time

Job summary

Karsun Solutions, LLC is seeking a Senior Database Administrator in the Washington, DC area to manage databases supporting production applications, software development, and maintenance projects.

Candidates local to the DMV area may be required to hybrid schedule. The role emphasizes AWS RDS MySQL/PostgreSQL, security, backups, performance tuning, and collaboration with development teams to ensure robust data services for government-related applications.

Qualifications

• Bachelor's degree required in CS or related IT field.
• Minimum of 15 years of relevant experience.
• Expertise in MySQL and/or PostgreSQL administration in enterprise environments.
• Significant experience with Amazon RDS or Aurora.
• Deep understanding of Linux-based database environments and open-source internals.
• Experience in Database Lifecycle Management (DLM).
• Experience in Data Scrubbing, Data Masking, Data Compare and Review.
• Experience in improving database user/systems authentication robustness.
• AWS and/or Azure experience.
• Relevant certification.
• Ability to obtain/maintain U.S. Suitability/Public Trust Background Clearance.

Responsibilities

• Provide database administration to RDS MySQL and PostgreSQL databases in AWS.
• Install, configure, and maintain DB instances and manage engine version upgrades/patches.
• Manage security, IAM, VPC, and user permissions.
• Develop/maintain DB objects and optimize vacuum/buffer pool settings.
• Monitor and optimize database performance and tuning.
• Manage and ensure backups and recovery strategies.
• Provide DB support to development teams and stakeholders.
• Maintain database lifecycle processes per customer specs.
• Provide impact information on proposed changes to DB structures.
• Provide sizing recommendations for new or changed databases.

Skills

MySQL Admin

PostgreSQL Admin

AWS RDS

Aurora

Linux

Security & IAM

Database lifecycle management

Data masking

U.S. security clearance

Education

Bachelor's degree in Computer Science or related IT field

Tools

Amazon RDS

Aurora

Linux

Job description

Karsun Solutions, LLC is seeking a Senior Database Administrator in the Washington, DC area to manage databases supporting production applications, software development, and maintenance projects.

Candidates local to the DMV area may be required to hybrid schedule. The role emphasizes AWS RDS MySQL/PostgreSQL, security, backups, performance tuning, and collaboration with development teams to ensure robust data services for government-related applications.