K N Manivannan
Application Support Analyst / Environment Management
Summary
Production Support Analyst with 10 years of experience, specialized in environment management and production support. Have effectively automated operational tasks, improved system efficiencies, and led diverse technical teams to deliver robust support and solutions. Expertise in diverse programming languages and tools allows to troubleshoot issues efficiently across multiple platforms.
Overview
2025
2025
years of professional experience
1
1
Certification
Work History
Production Support Analyst
Citibank
6 2022 - Current
- Role : Support Officer
- Project Summary : Aim to enhance the bank's risk data aggregation and internal risk reporting for improved decision-making and risk management, in alignment with BCBS 239 guidelines like Asset Quality report
- Performing daily comprehensive batch monitoring through AutoWatchPortal, UAL, and Abinitio Control Centre and reprocessing on adhoc basis
- Experience in handling all infrastructure activities like migration, patching, and conducting disaster recovery tests
- Created many scripts to automate batch monitoring and send alerts on failures/variances
- Handled both Abinitio and Big Data (Hadoop & Hive) applications to establish a centralized data mart that is accessible across multiple systems
- Troubleshoot environment issues and work with Dev & cross-functional teams to provide end-to-end support for QA
- Have resolved problems related to SFTP, NDM, Hadoop & Hive configurations
- Configured end-to-end monitoring setup in ITRS for all the day to day tasks
Environment Management
BNP Paribas Wealth Management
06.2019 - 06.2022
- Role : Environment Analyst
- Project Summary : BNPP Wealth management consists of wide range of applications used by both business and customers
- As part of environment management, dedicated SIT & UAT environments are managed to ensure readiness and continued support during testing phase for different projects
- Handling environment allocation, maintenance and refresh activities according to the project requirements
- Review and manage SIT & UAT deployment requests
- Assist in Infra and functional health checks to improve environment stability
- Scheduling server patching, upgrade & migration activities to avoid environment and application impact
- Automated application health checks to enhance environment availability
Technical Lead
Royal Bank of Scotland, RBS
05.2014 - 06.2019
- GRDW provides data to a number of downstream operational & MI Reporting systems to measure and support management of the Groups exposure to Credit Risk
- It also provides data to BASEL capital calculations and Risk Weighted Assets
- Data cloning from Production to Pre-Production environments
- UNIX environment cloning using Symmetric Remote Data Facility (SRDF) and Oracle cloning via RMAN backups
- Production batch monitoring, analysis on L2 issues and initial troubleshooting
- Oracle wallet, sqlplus and java installation in UNIX servers
- Loading daily and monthly files via batch process in Pre-Production environments for SIT and OAT testing activities
- Governance for Data unloads, migrations and Production implementations
- Project management in HP Quality Center and user access management for the end users
- Have done many automations in bash to handle operational activities
- Pre-Production & Production Incident management and audit activities
Education
BE - Mechanical
SRM Easwari Eng College
12th - HSE
SKV Higher Secondary School
05-2009
10th - SSLC
Sengunthar Higher Secondary School
05-2007
Skills
Bash Scripting
SQL
Hive
Linux
UNIX
Windows
Hadoop
ITRS Geneos
Autosys
JIRA
Service Now
HP Quality Center
TOAD
AppDynamics
Certification
Microsoft Azure fundamental certified.
Accomplishments
- Won 'Start of the quarter' thrice in TCS RBS account for the automation of various UNIX activities.
- Won Silver and Bronze Medals consecutively in Anna University Zone 3 'Chess Tournament 2011 and 2012.'
Timeline
Environment Management
BNP Paribas Wealth Management
06.2019 - 06.2022
Technical Lead
Royal Bank of Scotland, RBS
05.2014 - 06.2019
Production Support Analyst
Citibank
6 2022 - Current
BE - Mechanical
SRM Easwari Eng College
12th - HSE
SKV Higher Secondary School
10th - SSLC
Sengunthar Higher Secondary School