Jul 2021 – Oct 2022 · 1 yr 3 mos · Dublin, Ireland

• BigData, DataLake DevOps Engineering

Aug 2020 – Jun 2022 · 1 yr 10 mos

Jun 2019 – Aug 2020 · 1 yr 2 mos

Jan 2018 – May 2019 · 1 yr 4 mos

Dec 2016 – Dec 2017 · 1 yr

• Working as BigData engineer primarily on AWS BigData solutions like DynamoDB, Kinesis, Elasticsearch, EMR, Glue etc ...

Dec 2014 – Nov 2016 · 1 yr 11 mos

• Working as a cloud engineer at Amazon, Ireland.
• Day to day work includes helping customers to run their IT infrastructure on AWS Cloud with necessary security, capacity, performance, high availability, fault tolerance and disaster recovery
• Providing best practices to help customer to architect and migrate their applications to AWS Cloud
• Helping AWS architects to build cloud based solutions for end customers for cloud adoption.
• Work mainly on below AWS services:
• EC2, RDS, Redshift, DMS, Aurora, EBS, DynamoDB, Kinesis, Elasticsearch, EMR etc ....

Feb 2007 – Dec 2014 · 7 yrs 10 mos · Bangaon, West Bengal, India

• Activities done for different customers:
• Consulting for implementation/migration of Mission critical UNIX/Linux systems, storage/SAN and HA/DR/business continuity solutions.
• Implementing and administering of Oracle HA solutions (RAC, data guard).
• Implementation of HA solutions using MC-SG, HA-CMP, RHCS, VCS and SGeRAC.
• Implementation of XP CA/BC and EMC SRDF/BCV
• Performance analysis and tuning of databases, servers and storages.
• Take part in SAP implementations.
• Re plat forming of UNIX/Linux operating systems.
• Oracle database up gradation and migration
• Storage sizing, configuration, LUN creation/presentation, multipath configuration and administration.
• SAN design, configuration and administration.
• MySQL database implementation on standalone and clustered environments.
• Design and implementation of virtualized server environments using, HP NPAR, VPAR, HPVM and VMware ESX on HP Proliant, Integrity and
• HP 9000 servers
• Implementation of IBM DLAPR virtualization technique
• Large scale installations using Ignite-UX, NIM, Kick start etc .
• Data centre consolidations.
• Hardware and OS and Oracle re plat forming.
• Performance tuning Of Oracle databases running on UNIX/Linux servers.
• Implementing Hadoop clusters
• Implementing HPC solutions using HP CMU
• Implementing SAP HANA scale out solutions

May 2006 – Feb 2007 · 9 mos · Noida, Uttar Pradesh, India

• Worked as a system engineer for UNIX/Linux systems.
• Activities done for different customers:
• UNIX/Linux/MC/SG and HACMP Implementations and administration.
• Analyzing and fine tuning system performance.
• Designing and conducting DR exercises.
• Designing change plans and implementing the same
• Operating systems and database re plat forming.
• Database and system administration of products like Oracle, HP-UX, AIX,
• Linux, Solaris.
• SAN design, configuration and administration.
• Oracle performance analysis and tuning
• Handling large scale OS installations using ignite-UX, NIM etc.
• Data centre consolidations
• OS and hardware re plat forming

Aug 2005 – May 2006 · 9 mos · Greater Delhi Area

• as a customer engineer for HP India, on as a contractor from Net Connect global Pvt, Ltd.
• Activities done for different customers:
• Implementation and break fixing of all HP 9000/Integrity servers, storages/SAN/Tape libraries and other enterprise products and solutions.
• Design, implementation and support of HA solutions using MC/SG for HP-UX and Linux, RHCS for red hat Linux
• Implementation and maintenance of HP viz., XP, EVA, MSA etc .
• Design, implementation and maintenance of DR and business continuity solutions using CA and BCV.
• Designing change plans and implementing the same.
• SAN design, configuration and administration.
• Oracle database administration, configuration, performance tuning, migration on different plat forms.
• Implementation of virtualized server environments using, HP NPAR, VPAR, and HPVM on Integrity and HP 9000 servers.
• OS and hardware re plat forming

Jul 2002 – Aug 2005 · 3 yrs 1 mo · India

• Activities done for different customers:
• Making pre-sales proposals and implementing/supporting the same for products like Intel processor based servers, MS Windows NT/2000, Novell Netware, SCO UNIX, HP-UX, Solaris, Linux and networking products like switches and routers.
• Configuration and administration of SUN and HP9000 servers.
• Configuration, planning and implementation of Oracle database on different operating systems.
• OS and hardware re plat forming
• Up gradation and migration of servers, operating systems and databases.
• Worked as an account specific consultant in managing the overall needs of specific customers.
• Handling end to end project delivery, taking part in different roles to meet the customers demand on time.