IT Support Specialist resume example: full text
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Suresh Babu
Summary
IT Support Specialist with 4 years providing L1/L2 desktop and network support in enterprise environments. Consistently achieved 97%+ SLA compliance across 800-seat offices, reduced mean ticket resolution time by 38%, and onboarded and trained 120+ employees on Microsoft 365 and corporate security policies at HCL Technologies.
Experience
- Handled 45–60 tickets/day for 800-seat delivery centre; maintained 97.4% SLA compliance over 18 months by triaging and escalating within defined response windows.
- Resolved recurring laptop imaging bottleneck by scripting an automated MDM (Microsoft Intune) enrolment workflow, cutting new-device setup time from 3.5 hours to 40 minutes and onboarding 120 joiners during a hiring surge.
- Managed LAN/WAN troubleshooting and configuration of Cisco switches and access points across 3 floors; network-related incident tickets fell 44% after a structured cable-plant audit.
- Delivered Microsoft 365 (Teams, SharePoint, Outlook) training to 80 non-technical employees; helpdesk calls for M365 issues dropped 35% in the following quarter.
- Provided first-line support for Windows 10 / 11 desktops and VPN access for 400 remote employees during COVID-19 transition; resolved 78% of tickets at L1 without escalation.
- Reduced mean ticket resolution time from 5.2 hours to 3.2 hours (38% improvement) by creating a 60-article knowledge base in ServiceNow and training teammates to use it.
- Monitored and maintained 12 physical and 8 virtual servers (VMware ESXi); uptime averaged 99.6% across all monitored systems over 24 months.
Education
Skills
Windows 10 / 11 & macOS support · Microsoft 365 Administration · Active Directory & Azure AD · ServiceNow / JIRA Service Desk · Networking (TCP/IP, DNS, DHCP, VPN) · Cisco Switches & Wi-Fi · Microsoft Intune / MDM · VMware ESXi
Certifications
- CompTIA A+ (Core 1 & Core 2), certified 2020
- Microsoft 365 Certified: Fundamentals (MS-900), 2022
- ITIL 4 Foundation, Axelos, 2021
- Cisco Certified Support Technician (CCST) Networking, 2023
