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Dennisen Raj

Oracle Database Administrator | RAC | Data Guard | RMAN | GoldenGate | 8+ Years | Ex-Zurich Onsite

Role
Consultant at Infosys
Location
Mumbai, MH, IN
LinkedIn followers
500 followers
Information TechnologyView LinkedIn profile

About Dennisen Raj

Oracle Database Administrator with over 8 years of experience managing enterprise Oracle database environments including Oracle RAC, Data Guard, RMAN backup and recovery, and database performance tuning.I previously worked onsite in Zurich, Switzerland (Oct 2024 – Jan 2026) as an Oracle Database Specialist supporting Equatex AG through Infosys Switzerland. During this assignment I managed mission-critical Oracle RAC environments supporting financial platforms and collaborated with global teams across Europe, the UK, North America and Australia.My experience includes managing large-scale RAC environments supporting high-volume banking systems such as NEFT, RTGS and IMPS, ensuring high availability, disaster recovery readiness and optimal database performance.Key expertise includes:• Oracle RAC Administration• Oracle Data Guard Configuration• RMAN Backup and Recovery• Oracle GoldenGate Replication• Database Performance Tuning (AWR / ADDM)• Database Upgrades and Migration (Non-CDB to CDB)• Oracle ASM Storage Management• Production Database SupportI hold multiple Oracle certifications and remain passionate about building reliable, scalable and high-performance database infrastructures.I am currently open to opportunities in Switzerland and Europe where I can contribute my database expertise in complex enterprise environments.RegardsDennisen Raj

Experience

  1. Consultant

    Infosys

    Feb 2026 — Present · Mumbai, IN

Education

  • Ponjesly College of Engineering

    Computer Engineer, Computer Science

    2014 — 2017

Skills

  • Sql
  • Microsoft Excel
  • Java
  • Microsoft Office
  • Microsoft Word
  • Leadership
  • Computer Hardware
  • Html

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