Database Administrator - MSSQL, PostgreSQL & MySQL

Tech ECS Limited; Kolkata District; On-site; INR 600,000 - 900,000; Full time

Job summary

Tech ECS Limited is seeking a skilled Database Administrator (DBA) specializing in Microsoft SQL Server and Open-Source Databases such as PostgreSQL and MySQL. This role involves managing production environments and ensuring high availability in both on-premise and cloud settings including Amazon RDS. A strong background in database security management and performance tuning is essential.

The ideal candidate should have over 5 years of experience in database administration across multiple platforms. Excellent analytical skills and the ability to work under pressure are also required.

Qualifications

• 5+ years of database administration experience across MSSQL, PostgreSQL, and MySQL.
• Strong analytical and problem‑solving skills.
• Excellent communication and collaboration abilities.
• Ability to work effectively in high‑pressure production environments.
• Proactive and detail‑oriented approach to troubleshooting and optimization.

Responsibilities

• Manage production and disaster recovery environments.
• Ensure performance, security, and high availability.
• Provide support for Amazon RDS.
• Assist development teams with database changes.
• Implement best practices for optimization and reliability.

Skills

MSSQL Server administration

PostgreSQL administration

MySQL administration

Cloud database deployments

Database security management

Performance tuning

Linux environments

Windows environments

Education

Bachelor’s degree in Computer Science, Information Technology, or related field

Job description

Job Summary

We are looking for a skilled Database Administrator (DBA) with expertise in Microsoft SQL Server and Open‑Source Databases (PostgreSQL & MySQL). The role involves managing production and disaster recovery (DR) environments, ensuring performance, security, and high availability for both on‑premise and cloud‑based deployments. The candidate will also provide support for Amazon RDS, assist development teams with database changes, and implement best practices for optimization, security, and reliability.

Must Have Skills (Mandatory)

• Strong hands‑on experience in MSSQL Server administration (installation, configuration, maintenance, troubleshooting).
• Proven expertise in PostgreSQL and MySQL database administration.
• Experience with cloud database deployments, preferably AWS RDS (PostgreSQL/MySQL).
• Proficiency in database security management (users, roles, privileges, best practices).
• Strong knowledge of backup/recovery strategies and high availability solutions.
• Solid experience in performance tuning, indexing strategies, and query optimization.
• Familiarity with Linux and Windows environments for hosting databases.

Good‑to‑Have Skills (Optional)

• Exposure to DevOps practices and integration with CI/CD pipelines.
• Experience in database migration projects.
• Certifications in MSSQL, PostgreSQL, or MySQL administration.

Qualifications & Experience

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• 5+ years of database administration experience across MSSQL, PostgreSQL, and MySQL.
• Strong analytical and problem‑solving skills.
• Excellent communication and collaboration abilities.
• Ability to work effectively in high‑pressure production environments.
• Proactive and detail‑oriented approach to troubleshooting and optimization.