Note: The job is a remote job and is open to candidates in USA. Karsun Solutions is seeking a Senior Database Administrator to support databases for customer production applications, software development, and application maintenance projects. The role administers and optimizes MySQL and PostgreSQL databases in AWS, manages security, backups, lifecycle processes, performance, sizing, and stakeholder support.
Responsibilities
- 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
- 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 it’s 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
Skills
- 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
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