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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Database Administrator - **Company:** Karsun Solutions - **Location:** New York, NY, United States - **Experience:** Expert - **Salary:** $150,000.0 - $165,000.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Microsoft Azure, Databases, Data Cleansing, Data Masking, Database Schema, Database Security, Linux, DevOps, Identity and Access Management, Key Management, PostgreSQL, MySQL, Open Source Technology, PostGIS, Software Engineering, System Availability, Database Performance, Amazon Virtual Private Cloud (VPC), Git, Database Migration, Amazon Relational Database Service, Information Technology, Ansible Tower, Jenkins, Artifactory - **Published:** August 12, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17903081?backUrl=%2Fcareer%2F17903081%2FSenior-Database-Administrator-New-York ## About the Role * 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: * Experience: * 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), Applicants must be authorized to work in the U.S. ## 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 * 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. ## Related Videos - [Database Magic behind 40 Million operations/s](https://www.wearedevelopers.com/videos/748-database-magic-behind-40-million-operations-s) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) - [How building an industry DBMS differs from building a research one](https://www.wearedevelopers.com/videos/768-how-building-an-industry-dbms-differs-from-building-a-research-one) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)