MS SQL Server DBA - On Prem to AWS Migration

Cognizant is seeking an experienced MS SQL Server DBA L3 to support large-scale migration of SQL Server environments from on-premises infrastructure to AWS. The ideal candidate will have strong expertise in SQL Server administration, cloud migration, performance tuning, high availability, and production support. Applicants must be authorized to work in the US without any visa sponsorship. Cognizant will not sponsor visas now or anytime in the future.

Key Responsibilities

Lead end-to-end migration of Microsoft SQL Server databases from on-premises environments to AWS (primarily SQL Server on Amazon EC2).

Assess existing SQL Server environments, dependencies, backups, HA/DR configurations, and migration readiness.

Design and execute migration, cutover, validation, and rollback plans.

Install, configure, and maintain SQL Server environments on AWS.

Perform database migrations using Backup/Restore, Log Shipping, Replication, Always On, and other migration approaches.

Support cutover activities and post-migration stabilization (hypercare).

Troubleshoot database performance, availability, connectivity, backup, and security issues.

Create migration runbooks, SOPs, validation checklists, and operational documentation.

Collaborate with application, cloud, infrastructure, security, and business teams throughout the migration lifecycle.

Required Skills & Experience

8+ years of hands-on Microsoft SQL Server DBA experience.

Strong experience with SQL Server 2008 R2, 2012, 2014, 2016, 2017, 2019, and 2022.

Proven experience migrating SQL Server workloads from on-premises to AWS or other cloud platforms.

Strong knowledge of Amazon EC2, EBS, VPC, Security Groups, and cloud-based SQL Server operations.

Expertise in SQL Server installation, configuration, patching, backup/recovery, performance tuning, and troubleshooting.

Experience with High Availability and Disaster Recovery technologies including

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