SUNDAR FRANKLIN RAJ I
Chennai
Summary
Highly accomplished and results-oriented Senior System Administrator with over 7 years of progressive experience in managing and maintaining complex IT infrastructure. Proven ability to design, implement, and optimize robust and secure systems, including servers, networks, cloud environments, and virtualization technologies. Adept at troubleshooting critical issues, automating routine tasks, and ensuring high system availability and performance. Strong leadership, communication, and problem-solving skills.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Senior System Administrator
Vimbri Media Private Limited
09.2021 - Current
- Configuration of Sophos firewall XGS-136, manageable switches, PBX server, DVR, calling biometric.
- On a daily basis, checking and monitoring all links and network devices.
- Configuring servers, GSM gateways, and PBX configuration, VPN.
- Deploying, configuring, and managing Active Directory and DHCP for 2019.
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Creating and managing users and groups.
- Designed and evaluated WAN and LAN connectivity technologies.
- LAN and WAN configuration and troubleshooting.
- Implemented and maintained virtual private networks.
- Knowledge of Windows and Linux OS.
- Installed and configured network printers and other peripheral devices.
- Implementation of an FTP server and configuration of shared folders with user permissions as per department/process requirements.
- Analyzed network traffic and performance metrics to optimize system performance.
- Standardized job tasks and trained junior team members on industry best practices and standards.
System Administrator
Chevronne Softech Pvt Ltd
08.2019 - 09.2021
- Creating and managing users and groups.
- LAN and WAN configuration and troubleshooting.
- Providing PAN India remote desktop support.
- Configuring servers, GSM gateways, and PBX configuration.
- Strong knowledge of switches, routers, gateways, and DVRs.
- Diagnosed and resolved hardware and software issues.
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Managed onboarding and offboarding of employees.
- Developed and documented network policies, procedures and standards.
Network Administrator
Chennai public school
03.2018 - 11.2019
- Working with Server 2012 R2 and 2008.
- Installing and configuring Windows servers; providing end-level support for employees.
- On a daily basis, checking and monitoring all links and network devices; if abnormalities are found, they are escalated to the respective team.
- Performing asset management.
- Installing CCTV and configuring DVRs.
- Performed day-to-day LAN and WAN administration, maintenance, and support.
- Backed up company data to distributed storage centers to avoid massive data loss.
- Monitored system performance and responded to alerts.
- Installed, configured and supported local area network (LAN), wide area network (WAN) and Internet system.
Education
BCA -
Veltech Ranga Sangu Arts College
Chennai03.2018
Skills
- Incident management
- Remote IT troubleshooting
- Knowledge in active directory and DHCP
- IT Hardware and Network
- Program installations
- Technical specifications
- Technical troubleshooting
- System upgrades
- Troubleshooting and support services
- IT security management
- Network administration
Certification
CCNA
Languages
English
Tamil
Hindi
Beginner (A1)
Timeline
Senior System Administrator
Vimbri Media Private Limited
09.2021 - Current
System Administrator
Chevronne Softech Pvt Ltd
08.2019 - 09.2021
Network Administrator
Chennai public school
03.2018 - 11.2019
BCA -
Veltech Ranga Sangu Arts College
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