John Sebastian
System Administrator
Bangalore,Karnataka
Summary
11+ years of experienced and solutions-driven System Administrator with a track record of success in deploying, configuring, and maintaining robust IT infrastructures. Proven expertise in server administration, network management, and security protocols. Adept at troubleshooting complex issues and implementing timely resolutions to ensure seamless operations.
Seeking a challenging and growth-oriented career where I can enhance my skills, excel through hard work and determination, and be part of a company that provides ample learning opportunities and a constructive environment
Overview
14
14
years of professional experience
1
1
Certification
Work History
Support Engineer - IT
Ezetap MobileSolution Pvt Ltd aquired by Razorpay
Bangalore
06.2019 - Current
- Responsible for managing Google Workspace, Microsoft Azure Active Directory, Sophos XG Firewall, Sophos Endpoint, Access points (Aruba and Meraki), IT Asset management tool (Snipe IT), Jamf, Access Control, CCTV, Microsoft Office 365 user administration
- Diagnose and resolve technical problems, ensuring minimal downtime and optimal end user productivity
- Troubleshoot and resolve incidents, Problems (Hardware and Software)
- Online end user support with Zoho and Zoom remote support application
- Monitor system performance, troubleshoot issues, and provide timely resolutions
- Administered Google Workspace, managing user accounts, email configurations, and security policies
- Conduct routine backup and recovery procedures to safeguard critical data
- Provided frontline technical support to end-users, addressing hardware and software issues
- Ticketing tool Management - Freshdesk, Jira Software.
Senior Associate Engineer
HCL Infotech Ltd.
Bangalore
04.2016 - 04.2018
- Aadhar data documentation and UIDAI application support
- Monitoring the Production, Application, Database, Segments, CPU usages, Disk Usages, Logs & any service related issues affecting the production & taking appropriate steps to find the root cause
- Managing and configuring Windows, Mac OS, Linux (RHEL 6, centos 6.6, Ubuntu) operating systems
- Disk management, Performance monitoring
- Working system hardware and software issues and ensure the tickets closure as per SLA
- Managed and maintained IT inventory, tracking equipment and licenses.
System Administrator
Sebayon Computers
Kottayam
06.2014 - 03.2016
- Responsible for User Administration, Adding/Modifying/Deleting the User accounts as per requirement for users
- Installation configuration and monitoring of McAfee DLP Endpoint
- Manage all aspects of Windows/Linux administration including implementation of monitoring tools, event monitoring, diagnostic analysis, performance optimization routines and top-tier support for resolving various issues
- Handling all Technical issues escalated by L1 team and End User Co-ordinations
- Worked as the Point of Contact for various clients for projects
- Collected requirements from clients, coordinated team and updated progress to the client
- Coordinate with various internal IT teams and Vendors for specific implementations and/or administration tasks beyond my scope.
Senior Service Engineer
Sebayon Computers
Kottayam
09.2009 - 06.2012
- Laptop and Desktop OS installation
- Replacing hardware parts
- Working with system performance and troubleshooting
- Antivirus installation
- Installing new hardware components in the desktop.
Education
Bachelor degree in Electronic equipment Maintenance -
Mahatma Gandhi University Kerala
01.2009
Plus two in Science -
Board of Higher Secondary Examination Govt. of Kerala
01.2004
SSLC -
Board of Public Examination Kerala
01.2001
Skills
- G-Suite Business & Enterprise
- Microsoft Office Suite (Word, Excel, PowerPoint, Outlook)
- Microsoft 365, SharePoint, OneDrive
- Ticketing Tools - Jira Software, Freshdesk
- Knowledge on TCP/IP, DNS, DHCP, Firewall and Active Directory concepts
- Experience in IT hardware configuration and troubleshooting in various OS platforms like - Windows, MacOS, Linux
Certification
- Computer Hardware and Networking
- RHCSA & RHCE Training
Interests
- Browsing
- Travelling
Personal Information
- Passport Number: V8086459
- Date of Birth: 05/28/86
- Nationality: Indian
- Marital Status: Married
Pan No
FWGPS1811A
Disclaimer
I hereby certify that all the information provided here is correct to the best of my knowledge and belief and I promise to abide all the norms laid down by your esteemed organization
Languages
- English
- Malayalam
- Tamil
- Kannada
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
swipe to browse
Timeline
Support Engineer - IT
Ezetap MobileSolution Pvt Ltd aquired by Razorpay
06.2019 - Current
Senior Associate Engineer
HCL Infotech Ltd.
04.2016 - 04.2018
System Administrator
Sebayon Computers
06.2014 - 03.2016
Senior Service Engineer
Sebayon Computers
09.2009 - 06.2012
Bachelor degree in Electronic equipment Maintenance -
Mahatma Gandhi University Kerala
Plus two in Science -
Board of Higher Secondary Examination Govt. of Kerala
SSLC -
Board of Public Examination Kerala
Similar Profiles
Karthik SKarthik S
Team Leader at Razorpay / Ezetap ( Wings )Team Leader at Razorpay / Ezetap ( Wings )
Kruthi RaoKruthi Rao
Junior Analyst at Razorpay Software Pvt. Ltd.Junior Analyst at Razorpay Software Pvt. Ltd.
Justin JosephJustin Joseph
Senior Software Developer at Razorpay Pvt Ltd (Payroll - Agile Hire Technologies)Senior Software Developer at Razorpay Pvt Ltd (Payroll - Agile Hire Technologies)