[Hiring] Senior Database Administrator @Karsun Solutions, LLC

Role Description

As a Senior Database Administrator, you will provide services for databases that support the customer's production applications, software development, and application maintenance projects.

• Provide database administration to RDS MySQL and PostgreSQL databases engines within the AWS Cloud environment.
• Install, configure, and maintain database instances, including managing RDS Parameter Groups, Option Groups and coordinating engine version upgrades/patches.
• Manage database security and user permissions and privileges in accordance with application/database requirements including IAM Database authentication, VPC security groups and user permissions/privileges.
• Develop and/or maintain database objects (tables, views, indexes) and optimize Vacuum (Postgres) or Buffer Pool (MySQL) settings.
• Monitor and optimize database performance and tuning.
• Manage and ensure compliance with database backup strategies.
• Provide customer support to database and associated application development team, owners, and user stakeholders.
• Maintain Database Lifecycle Management processes detailed by customer specifications.
• Provide impact information on proposed changes to application and its database structure.
• Provide schedule and resource requirements to stakeholders concerning proposed changes to the application and associated database.
• Provide sizing recommendations for any new databases or changes to existing databases, including user/data growth projection and the impact on the server memory and performance characteristics.
• Participate in meetings with Solution Delivery Service staff and stakeholders.
• Work with other database administrators to ensure optimal efficiency and optimization of databases, server clusters, replications, back-up strategies, and database services to customer and its customers.

Qualifications

• Bachelor’s degree in Computer Science or other IT degree; Engineering, math, and/or science degrees are acceptable substitute degrees.
• Minimum of 15 years of relevant experience.
• Expertise in MySQL (v5.7, 8.0) and/or PostgreSQL (v12–16) administration in an enterprise environment.
• Significant experience with Amazon RDS or Aurora managed services.
• Deep understanding of Linux-based database environments and open-source database 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.
• The ability to successfully obtain and maintain a U.S. Suitability/Public Trust Background Clearance.

Preferred Qualifications

• Operating in traditional and agile project models.
• Experience with PostgreSQL extensions (e.g., PostGIS, pg_stat_statements) or MySQL storage engines.
• Knowledge of High Availability architectures (RDS Multi-AZ) and Global Databases.
• Setup and maintenance of AWS KMS encryption at rest and SSL/TLS in transit.
• Proficiency with AWS DMS (Database Migration Service) and Schema Conversion Tool (SCT).
• DevOps toolchain services (GIT, Ansible Tower, Artifactory, Jenkins).
• Amazon Web Services familiarity (EC2, RDS, S3, Migration Services).

Salary Range

The proposed salary range for this role is $150,000 to $165,000 USD. The salary range provided is a good faith estimate representative of all experience levels. Karsun considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Clearance Information

This position requires the eligibility to obtain a security clearance. The Defense Industrial Security Clearance Office (DISCO), an agency of the Department of Defense, handles and adjudicates the security clearance process.

Location

To be considered for this role, you must reside in one of the following states: CA, CO, DC, FL, GA, IL, MD, NJ, NY, NC, OH, OK, PA, SC, TX, VA, WV.

Work Authorization

Applicants must be authorized to work in the U.S.

Statement on AI and Hiring Process

At Karsun, we are committed to a fair and equitable hiring process. We do not use artificial intelligence to make decisions on candidates, scan resumes, or source potential hires. Applicants are reviewed by our talent acquisition team and hiring managers to ensure a thorough evaluation based on skills, experience, and alignment with our company values. Our hiring decisions are made with human judgement, ensuring fairness and transparency throughout the process.