Senior Database Administrator Postgres/MySQL/MariaDB/MSSQL-Server

Transaction Network Services; Bengaluru; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

Transaction Network Services in Bengaluru is seeking a Senior DBA to lead on-prem and AWS cloud database administration, with focus on PostgreSQL, MySQL and MS SQL Server. The role requires designing DR plans, scripting, and collaborating with global teams to ensure high availability and performance.

The ideal candidate has 10+ years of experience in large-scale production databases, strong SQL tuning, and AWS/RDS expertise, with 24x7 on-call rotation.

Qualifications

• 10+ years of experience maintaining high-volume production databases.
• Advanced database management including monitoring, tuning and capacity planning.
• Backup and recovery processes; UNIX shell scripting and SQL skills.
• Experience managing infrastructure systems including servers, storage and network.
• AWS Public cloud experience with RDS/Aurora.
• Data Warehouse/BI reporting knowledge.
• Data modeling and normalization considerations.
• CI/CD automations and database deployment tools.

Responsibilities

• Serve as go-to-DBA for complex database projects.
• Install, configure, upgrade, migrate, and patch PostgreSQL, MySQL, and MS SQL Server on-prem and in AWS.
• Write and maintain Unix shell scripts for automation.
• Manage backups, restores, and DR testing.
• Provide technical guidance and troubleshoot DB issues.
• Monitor production databases to prevent problems and optimize performance.
• Support 24x7 on-call rotation.
• Collaborate with Global System Admins, Product, QA, and DevSecOps teams.

Skills

Database

PostgreSQL

MySQL

MS SQL Server

AWS

Shell scripting

NoSQL databases

Education

Bachelor's or Master's in Computer Science/Data Engineering

Tools

AWS (RDS/Aurora)

CloudWatch

Splunk

Job description

An extraordinarily talented group of individuals work together every day to drive TNS’ success, from both professional and personal perspectives. Come join the excellence!

Overview

This role requires strong technical expertise in the areas of Database administration in both on-prem data centers and AWS cloud and provide L3 production support.
This Sr DBA role is responsible for development and administration of software systems utilizing both SQL (PostgreSQL, MySQL, and MS SQL Server) and no-SQL databases by collaborating with various internal teams including Global System Admins, Product development, QA, DevSecOps teams.

Responsibilities

• Must have hands on Database expertise, must serve as a go-to-DBA
• Excellent communication and collaboration skills
• Must work independently with minimum supervision
• Install, configure, upgrade, migrate, and patch various RDBMS databases including PostgreSQL, MySQL, MicroSoft SQL Server in traditional on-prem set up as well in AWS public cloud.
• Provide technical guidance on large, complex database projects.
• Write and maintain Unix shell scripts to facilitate and automate database administration tasks.
• Review space reports, responding to non-critical requests for assistance, and manage data backups and restores.
• Serve as primary point of contact for technical support and troubleshooting of database management issues.
• Perform problem resolution for complex issues including root cause analysis, status updates, and outline resolution options.
• Design and test Disaster Recovery scenarios.
• Review and establish policies, procedures, and standards relating to database management.
• Proactively monitor production databases to circumvent potential problems and errors.
• Perform continuous quality improvements by learning new technologies, product trends and/or database administration techniques
• Define and communicate project milestones, service level agreements, and resource allocation to executive team, department leads, support staff, and end users.
• Design creative solutions to address proprietary database issues, including development of architecture for new systems.
• Working knowledge of migrating on-prem databases into AWS cloud with minimum downtime
• Should be part of 24x7 on-call DBA rotation schedule (about 1 week per month)

Qualifications

• 10+ years’ experience supporting supporting/managing multiple, high volume, large multi-terabyte production databases.
• Advanced database management skills including Database monitoring, performance tuning and capacity planning; proven experience implementing and supporting SQL Tuning.
• Backup and recovery processes; UNIX shell scripting, and SQL skills
• Experience managing infrastructure systems, including server, storage, and network.
• Bachelors or Masters degree in Computer Science/Data Engineering
• Working knowledge of AWS Public cloud, RDS, Aurora, Cloud watch, Splunk
• Working knowledge of Data Warehouse (DW), BI Reporting
• Knowledge of Data modeling, pros and cons of normalization
• Knowledge of CI/CD automations and Database deployment tools

If you are passionate about technology, love personal growth and opportunity, come see what TNS is all about!

TNS is an equal opportunity employer. TNS evaluates qualified applicants without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity or expression, protected veteran status, disability/handicap status or any other legally protected characteristic.