Ivan Victor Mohandoss G
Senior System Administrator
Vellore,TN
Summary
Dynamic and results-driven Senior System Administrator (Infra) with over 10 years of proven experience in IT infrastructure management, virtualization, and cybersecurity. Demonstrated expertise in designing, deploying, and optimizing enterprise-grade systems that enhance performance, security, and business continuity. Proficient in VMware virtualization, Synology NAS and IBM SAN storage solutions, firewall and network security configuration, and fiber network deployment. Adept at executing complex infrastructure projects, leading cross-functional teams, and building strong vendor relationships to deliver scalable, resilient IT environments. Passionate about leveraging emerging technologies to drive infrastructure reliability, operational efficiency, and innovation.
Overview
10
10
years of professional experience
2
2
Languages
Work History
Senior System Administrator
FactEntry Data Solutions Pvt. Ltd. (A Six Company)
09.2022 - Current
- Administer VMware vCenter & ESXi hypervisors (6.5, 6.7 & 7.0) including vMotion, HA, and DRS.
- Manage enterprise-grade Synology NAS and IBM SAN for efficient storage utilization.
- Lead firewall management using FortiGate Enterprise models ensuring secure network perimeter.
- Architected and implemented a fiber backbone for optimized server/network performance.
- Execute full lifecycle IT asset management and handle procurement with global vendors.
- Perform VAPT and ensure IT security compliance; actively involved in cybersecurity enhancements.
- Participate in cybersecurity forums like ISF (Information Security Forum) and industry conferences.
- A SIX Group Company
Senior Technical Support Engineer
VMware
03.2022 - 08.2022
- Worked closely with product management teams to identify potential areas for enhancement based on customer feedback and usage patterns observed during support engagements.
- Achieved high client retention rates through consistent delivery of excellent technical support services tailored to individual needs.
Technical Specialist - SCCM
HCL Technologies Ltd.
11.2021 - 02.2022
- Provided L2-level support for SCCM issues, including OSD, application pushes, and zone-based patch deployment
- Performed remote system reinstalls and document troubleshooting procedures and configurations
System Administrator
FactEntry Data Solutions Pvt. Ltd.
09.2017 - 11.2021
- Managed 28+ rack servers (HPE DL380 & Dell PowerEdge) and Synology NAS for 100+ users across countries
- Deployed VMware ESXi (6.5/6.7) for elastic compute scalability and ensured production uptime
- Implemented FortiGate 80E and SonicWall firewalls for secure perimeter defense
- Maintained ManageEngine for infrastructure monitoring and oversaw enterprise antivirus solutions
- Led hardware procurement and asset inventory management with vendor coordination
System Administrator
Ambalal Shares and Stocks Pvt. Ltd.
06.2016 - 07.2017
- Supported 50+ systems and rack servers, delivering remote support to nationwide branches
- Maintained communication systems including VSAT, and managed patching and documentation
- Liaised with vendors for IT purchases and ensured issue resolution within SLA
Education
B.C.A - Bachelor of Computer Applications -
Tamil Nadu Open University
ChennaiMCSA - Microsoft Certified System Administrator - undefined
HCL Career Development Center
ChennaiDCHN - Diploma in Computer Hardware & Networking - undefined
SISI Institute
VelloreSkills
VMware vSphere (65/67/70), vCenter, ESXi, vMotion, HA, DRS
FortiGate Enterprise Firewall Administration
Microsoft SCCM (MECM), Patch & OSD Deployment
Cybersecurity Awareness & VAPT
Fiber Network Design for Enterprise Systems
Disaster Recovery & SLA-Driven Support
Synology NAS & IBM SAN Management
Windows Server, Active Directory, DNS, DHCP
IT Infrastructure Architecture & Optimization
ISO 27001:2022
IT Asset & Vendor Lifecycle Management
VMware vSphere
FortiGate Firewall
Synology NAS
ManageEngine
AD, DNS
Technical Tools And Platforms
- VMware vSphere
- FortiGate Firewall
- Synology NAS
- ManageEngine
- AD, DNS
- Asset Management
- Microsoft SCCM
- IBM SAN
- SonicWall
- Kaspersky
- MicrosoftO365
- Fiber Networking
Timeline
Senior System Administrator
FactEntry Data Solutions Pvt. Ltd. (A Six Company)
09.2022 - Current
Senior Technical Support Engineer
VMware
03.2022 - 08.2022
Technical Specialist - SCCM
HCL Technologies Ltd.
11.2021 - 02.2022
System Administrator
FactEntry Data Solutions Pvt. Ltd.
09.2017 - 11.2021
System Administrator
Ambalal Shares and Stocks Pvt. Ltd.
06.2016 - 07.2017
MCSA - Microsoft Certified System Administrator - undefined
HCL Career Development Center
DCHN - Diploma in Computer Hardware & Networking - undefined
SISI Institute
B.C.A - Bachelor of Computer Applications -
Tamil Nadu Open University