Atmosera
SQL Server Database Administrator - DBA (Remote LATAM)
Skills
3 days ago
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Important information
Contract type:
Freelance / Contract
Location:
Colombia
Work mode:
Remote
Published on:
22 October 2026
What they need
Atmosera empowers businesses to redefine what's possible with modern technology and human expertise. Our exceptional experience across Applications, Data & AI, DevOps, Security, and the Microsoft Azure platform enables organizations to accelerate innovation, enhance security, and optimize operational agility. As a Microsoft Partner with seven specializations, GitHub AI Partner of the Year, a member of the GitHub Advisory Board, and a member of the prestigious Microsoft Intelligent Security Association (MISA), Atmosera expertly delivers cutting-edge, integrated solutions that deliver business value.
We are seeking an experienced SQL Server Database Administrator (DBA) with expertise in managing high-availability (HA) environments. The ideal candidate will have deep knowledge of Always On Availability Groups, database performance tuning, and disaster recovery strategies. This role requires strong problem-solving skills, proactive monitoring, and collaboration with IT teams to ensure optimal database performance and availability.
Key Responsibilities
Database Administration & Maintenance
Install, configure, and maintain SQL Server instances (on-premises and/or cloud).
Manage security, roles, permissions, and backups.
Monitor database health and performance proactively.
High Availability & Disaster Recovery (HA/DR)
Design, implement, and maintain Always On Availability Groups, Failover Clustering, Log Shipping, and Replication.
Ensure 99.99% uptime and meet high-performance standards.
Conduct automatic failover testing, backups, and disaster recovery planning.
Performance Tuning & Optimization
Identify and resolve SQL query performance issues using execution plans, indexing strategies, and query optimization.
Implement best practices for indexing, partitioning, and resource allocation.
Analyze and optimize T-SQL queries and stored procedures.
Monitoring & Troubleshooting
Utilize SQL Server Profiler, Extended Events, DMVs, and third-party monitoring tools (e.g., SolarWinds, Redgate, SQLSentry).
Diagnose and resolve database connectivity and replication issues.
Automate monitoring and maintenance tasks for efficiency.
Security & Compliance
Implement database encryption, auditing, and access controls to ensure data security.
Ensure timely patching and upgrades to mitigate vulnerabilities.
Collaboration & Documentation
Work with developers, DevOps, and infrastructure teams to optimize database solutions.
Provide technical support and guidance for application teams.
Document database architectures, processes, and recovery plans.
Required Qualifications & Skills
3+ years of experience as a SQL Server DBA.
Expertise in SQL Server Always On Availability Groups and other HA/DR solutions.
Strong understanding of T-SQL scripting, indexing, and query tuning.
Experience with SQL Server 2016, 2019, and/or 2022.
Knowledge of Windows Server Failover Clustering (WSFC).
Familiarity with cloud-based SQL solutions (Azure SQL, AWS RDS, Google Cloud SQL).
Experience with PowerShell, automation scripts, and monitoring tools.
Understanding of database security principles and compliance standards.
Preferred Qualifications (Nice to Have)
Experience with NoSQL or hybrid cloud databases (e.g., Databricks).
Knowledge of CI/CD pipelines and DevOps tools related to databases.
Relevant certifications (e.g., Microsoft Certified: Azure Database Administrator Associate, MCSA: SQL Server).
Experience with cloud-based backup and recovery platforms (e.g., Rubrik, Veeam, Commvault), including use of the backup and restore interface.
This is a contractor position with the ability to work from home but may require travel to a client site.
Atmosera is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. All employment is decided on the basis of qualifications, merit, and business need.
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