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[Remote] Senior SQL Server Database Administrator

Remote · Colombia Full-time

Note: The job is a remote job and is open to candidates in USA. Cognizant is seeking a Senior SQL Server Database Administrator to lead the design, administration, performance tuning, security, and availability of mission critical Microsoft SQL Server environments across on premises and cloud platforms. The role requires deep technical expertise and strong troubleshooting skills to ensure high availability, scalability, and reliability of database platforms while collaborating with various teams.

Responsibilities

  • Install, configure, upgrade, patching and maintaining Microsoft SQL Server (2019–2022) in production, non-production, and DR environments
  • Manage Always On Availability Groups, Failover Cluster Instances (FCI), Replication, and Log Shipping
  • Perform capacity planning and proactive performance monitoring
  • Work with App/Dev teams to perform code reviews and schema validations
  • Manage AWS RDS SQL Server, PostgreSQL, DocumentDB, DynamoDB on hybrid platforms
  • Should have good experience in migration of SQL Server Onprem databases to Cloud RDS/Aurora
  • Migration of databases to Aurora Postgres/MySQL and migrating RDBMS/NoSQL databases
  • Configure MultiAZ, Read replica instances in cloud
  • Should have good understanding and experience in performing AWS DMS, S3/VPC/IAM/Security groups in AWS
  • Support database migrations using tools like AWS SCT and work with SSMS, SSRS and other SQL tools
  • Optimize RDS/cloud database cost, performance, and scalability
  • Analyze and tune query performance, indexes, execution plans, and blocking/deadlock issues
  • Optimize tempdb, memory, CPU, and I/O configurations
  • Work with developers to improve SQL code quality and database design
  • Design and manage backup and restore strategies
  • Perform recovery in AWS Cloud instances
  • Perform regular DR drills and recovery testing
  • Support RPO/RTO objectives for business-critical systems
  • Automate routine SQL Installations and DBA tasks using PowerShell, T SQL
  • Implement and manage monitoring tools (SSMS, CloudWatch)
  • Create dashboards, alerts, and runbooks
  • Provide L3/L4 support for database incidents and outages
  • Participate in on call rotation for critical systems
  • Mentor junior DBAs and review operational procedures
  • Collaborate with infra, cloud, and DevOps teams

Skills

  • Deep technical expertise in SQL Server Administration
  • Strong troubleshooting skills
  • Experience with Microsoft SQL Server (2019–2022) in production, non-production, and DR environments
  • Management of Always On Availability Groups, Failover Cluster Instances (FCI), Replication, and Log Shipping
  • Capacity planning and proactive performance monitoring
  • Collaboration with App/Dev teams for code reviews and schema validations
  • Management of AWS RDS SQL Server, PostgreSQL, DocumentDB, DynamoDB on hybrid platforms
  • Experience in migration of SQL Server Onprem databases to Cloud RDS/Aurora
  • Migration of databases to Aurora Postgres/MySQL and migrating RDBMS/NoSQL databases
  • Configuration of MultiAZ, Read replica instances in cloud
  • Understanding and experience in performing AWS DMS, S3/VPC/IAM/Security groups in AWS
  • Support for database migrations using tools like AWS SCT and work with SSMS, SSRS and other SQL tools
  • Optimization of RDS/cloud database cost, performance, and scalability
  • Analysis and tuning of query performance, indexes, execution plans, and blocking/deadlock issues
  • Optimization of tempdb, memory, CPU, and I/O configurations
  • Collaboration with developers to improve SQL code quality and database design
  • Design and management of backup and restore strategies
  • Recovery in AWS Cloud instances
  • Regular DR drills and recovery testing
  • Support for RPO/RTO objectives for business-critical systems
  • Automation of routine SQL Installations and DBA tasks using PowerShell, T SQL
  • Implementation and management of monitoring tools (SSMS, CloudWatch)
  • Creation of dashboards, alerts, and runbooks
  • L3/L4 support for database incidents and outages
  • Participation in on call rotation for critical systems
  • Mentoring junior DBAs and reviewing operational procedures
  • Collaboration with infra, cloud, and DevOps teams

Benefits

  • Medical/Dental/Vision/Life Insurance
  • Paid holidays plus Paid Time Off
  • 401(k) plan and contributions
  • Long-term/Short-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan
  • Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans

Company Overview

  • Cognizant is a professional services company that helps clients alter their business, operating, and technology models for the digital era. It was founded in 1994, and is headquartered in Teaneck, New Jersey, USA, with a workforce of 10001+ employees. Its website is https://www.cognizant.com.
  • Company H1B Sponsorship

  • Cognizant has a track record of offering H1B sponsorships, with 3416 in 2026, 11112 in 2025, 11423 in 2024, 13054 in 2023, 13876 in 2022, 12651 in 2021, 28659 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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