Debin G
IT Support Engineer | System Administrator | Network & Security Specialist
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About
Results-driven IT Support Engineer with 3+ years of experience managing enterprise IT environments supporting 200+ users. Skilled in Active Directory, Microsoft 365 Administration, Windows Server 2019/2022, firewall and VPN administration (Sophos, FortiGate), network switching, and end-to-end desktop and server support. Experienced in incident and problem management, patch management, and technical documentation, with a track record of resolving 1,000+ support tickets at a 95% satisfaction rate while sustaining 99.9% system uptime.
Experience
IT Support Engineer - Usha Fire Safety Equipments Pvt. Ltd. - Chennai
(2024-08)
- Delivered Tier 1 and Tier 2 technical support for hardware, software, network, and application issues across 200+ users via ticketing system, remote tools, and on-site visits.
- Administered Active Directory including user provisioning, OU management, and Group Policy Objects (GPOs) for software deployment, desktop lockdown, and security policies.
- Managed Microsoft 365 Admin Center operations including mailbox creation, license assignment, distribution and shared mailboxes, password resets, and conditional access policies.
- Monitored and secured Sophos and FortiGate firewalls by reviewing security logs, updating rule sets, configuring NAT/port forwarding, and responding to security alerts.
- Configured and troubleshot Sophos SSL/IPSec VPN for remote workforce connectivity.
- Configured managed network switches (VLAN setup, port and trunk/access configuration) to support secure, segmented network environments.
- Maintained Windows Server 2019/2022 environments including user policies, shared folder permissions, print server administration, and server health monitoring.
- Deployed and imaged Windows desktops and laptops, performed BIOS updates and hardware diagnostics.
- Executed patch management via WSUS and manual deployment; monitored backup jobs and escalated failures.
- Diagnosed and resolved LAN/WAN connectivity issues including switch port errors, IP conflicts, and DNS/DHCP failures.
- Managed onboarding/offboarding processes including account provisioning, device setup, access revocation, and equipment recovery.
- Maintained IT asset inventory and technical documentation of configurations, incidents, and resolutions in the ticketing system.
IT Support Engineer - IVM Technologies LLP - Bangalore
(2022-12 - 2023-07)
- Delivered Level 1 technical support for desktops, laptops, printers, and peripherals.
- Performed OS installations, system imaging, and software deployment for new and existing users.
- Managed user onboarding/offboarding including account setup and access provisioning.
- Applied software patches and updates to maintain system security and compliance.
- Resolved LAN connectivity issues, printer sharing problems, and basic network faults.
- Supported Active Directory user management and access control under senior engineer guidance.
Education
Bachelor of Computer Applications - Computer Applications - Thirukkoilur College of Arts & Science, Tiruvalluvar University (2019)
Diploma in Computer Applications - Computer Applications - Sakthi Academy (2016)