Job Title Senior MongoDB Admin Experience 6-8 Years Location Bangalore Work Mode 5 Days Work From Office Notice Period Immediate Joiners Only Position Overview We are looking for an experienced Senior Database Engineer DBA to administer tune and support our MongoDB MariaDB MySQL and Oracle database environments This is a hands-on techno-operational role requiring close collaboration with developers SREs and system administrators to ensure high availability performance security and scalability of production and non-production database systems You will be part of a highly collaborative engineering team never working in isolation and will play a critical role in debugging query optimization automation and overall database reliability Roles Responsibilities Architect implement administer monitor secure back up and optimize MongoDB MariaDB MySQL and Oracle databases Manage database clusters across production and non-production environments Work closely with development and SRE teams to support data storage and reporting systems Perform performance tuning query optimization and troubleshooting Ensure high availability disaster recovery and backup strategies Support Big Data and NoSQL workloads bringing both relational and non-relational expertise Automate routine database and operational tasks using Python and Shell scripting Participate in 24x7 on-call support on a rotational basis Handle critical issues calmly and effectively under pressure Must-Have Skills Overall 6 years of experience with 4 years in database engineering administration and DBA roles Strong hands-on experience in MongoDB MariaDB MySQL and exposure to Oracle in production environments Experience with NoSQL databases from evaluation and design through deployment maintenance and performance tuning Solid understanding of the SQL and NoSQL database ecosystem Strong SQL skills and query optimization experience Robust knowledge of Linux systems and basic networking Proficiency in scripting languages such as Python Shell or Perl Experience building automation frameworks for database operations Good-to-Have Skills Experience with Elasticsearch Experience with Redis Qualifications Bachelor s degree in Computer Science or equivalent technical training and relevant professional experience