Database Administrator

Company: Antixx TechHub OPC Pvt. Ltd. Position: Database Administrator (Oracle/MS SQL) Experience: 5–10 Years (Minimum 5+ Years Relevant Experience) Employment Type: Full-Time Location: Onsite (Client Location Mumbai) About Antixx TechHub: Antixx TechHub OPC Pvt. Ltd. is a leading IT consulting and digital transformation company specializing in Enterprise Infrastructure, Database Management, Cloud Solutions, IT Service Management (ITSM), DevOps, and BMC Technologies. We are expanding our Enterprise Database Services team and are looking for an experienced Database Administrator (Oracle/MS SQL) to manage mission-critical database environments supporting enterprise applications, including SNOWSAM, BMC Helix, and other business-critical platforms. Role Overview: We are seeking an experienced Database Administrator (Oracle/MS SQL) responsible for the installation, configuration, administration, monitoring, performance tuning, security hardening, patch management, upgrades, backup, recovery, high availability, and disaster recovery of enterprise Oracle and Microsoft SQL Server environments. The ideal candidate will have strong expertise in Oracle RAC, Data Guard, SQL Server administration, database optimization, security compliance, and production support. Key Responsibilities: Database Administration - Administer Oracle Database (12c/19c/21c) and Microsoft SQL Server environments. - Install, configure, patch, upgrade, and maintain enterprise databases. - Manage database users, roles, privileges, authentication, and access controls. - Configure database parameters for optimal performance, availability, and scalability. - Ensure database availability and operational health across all environments. High Availability & Disaster Recovery - Administer Oracle RAC and Oracle Data Guard environments. - Support Active-Active and Active-Passive database configurations. - Manage Production (PR) and Disaster Recovery (DR) databases. - Execute DR drills, failover, and failback activities. - Monitor database replication, synchronization, and business continuity processes. - Ensure compliance with Recovery Time Objective (RTO) and Recovery Point Objective (RPO) requirements. Performance Tuning - Monitor database health, storage utilization, and system performance. - Analyze slow-running SQL queries and optimize execution plans. - Perform database performance tuning and indexing optimization. - Conduct capacity planning and database growth forecasting. - Establish and maintain database performance baselines. Backup & Recovery - Configure and monitor enterprise backup solutions. - Perform database restoration testing and recovery validation. - Maintain backup retention policies and recovery procedures. - Ensure backup compliance and disaster recovery readiness. Security & Compliance - Implement database security hardening and best practices. - Manage database encryption, authentication, and access security. - Remediate Vulnerability Assessment (VA) and Penetration Testing (PT) findings. - Support internal, external, and regulatory audits. - Ensure compliance with enterprise and customer security policies. Patch & Upgrade Management - Apply Oracle and Microsoft SQL Server patches, CPUs, and security updates. - Plan and execute database version upgrades. - Validate application compatibility following upgrades. - Maintain patch management documentation and compliance reports. Monitoring & Automation - Configure enterprise database monitoring solutions. - Automate routine database administration using Shell Scripting and SQL automation. - Develop dashboards, alerts, and operational health reports. - Proactively identify and resolve performance or availability issues. Incident & Problem Management - Troubleshoot production database incidents and outages. - Perform Root Cause Analysis (RCA) for recurring database issues. - Support application teams during major production incidents. - Participate in change management, release activities, and maintenance windows. Documentation: Develop and maintain - Database Architecture Documents - Backup & Recovery Procedures - Standard Operating Procedures (SOPs) - Capacity Planning Reports - Security Compliance Reports - Disaster Recovery Runbooks - Database Configuration Documents Required Technical Skills: Mandatory Skills Database Technologies - Oracle Database 12c / 19c / 21c - Oracle RAC - Oracle Data Guard - Microsoft SQL Server Database Administration - Database Performance Tuning - Backup & Recovery - High Availability & Disaster Recovery - SQL & PL/SQL - Database Security & Hardening - Capacity Planning - Patch & Upgrade Management Operating Systems & Scripting - Linux Administration - Shell Scripting Preferred Skills - Snow Software Platform - BMC Helix ITSM - Kubernetes / OpenShift - Docker - Jenkins - VMware - Red Hat Enterprise Linux (RHEL) - Enterprise Database Monitoring Tools Preferred Certifications - Oracle Certified Professional (OCP) - Oracle RAC Administration Certification - Microsoft SQL Server DBA Certification - Red Hat Certified Engineer (RHCE) Educational Qualification Bachelor's Degree in Engineering, Computer Science, Information Technology, or an equivalent discipline. Why Join Antixx TechHub? - Work on enterprise-scale Oracle and SQL Server database environments. - Support mission-critical banking and enterprise applications. - Gain exposure to cutting-edge infrastructure, cloud, and ITSM technologies. - Collaborate with experienced database architects and infrastructure specialists. - Accelerate your career in Enterprise Database Administration and Digital Transformation. - Be part of an innovation-driven, collaborative, and growth-focused organization. Apply Now Email: hr@antixxtechhub.com Company: Antixx TechHub OPC Pvt. Ltd. If you're passionate about enterprise database administration, Oracle technologies, Microsoft SQL Server, performance optimization, and delivering highly available, secure, and scalable database platforms, we'd love to hear from you. Join Antixx TechHub and help power mission-critical enterprise applications through world-class database management.