Malaiarasan S

Dedicated System Administrator with 3+ years of experience managing 270+ endpoints across diverse industries. Proven expertise in Level 1 & 2 support, Windows administration, network infrastructure maintenance, and endpoint security. Track record of minimizing downtime and maintaining 95%+ first-call resolution rates.

System Administrator at Theni Anandham (2026-03 – Present)

• Managed installation, configuration, and maintenance of desktops, laptops, and IT systems
• Monitored and supported LAN/Wi-Fi networks to ensure smooth connectivity
• Provided end-user technical support and resolved issues within defined timelines
• Installed and maintained Windows OS and business applications
• Handled user account management, access control, and password resets
• Implemented antivirus and basic security measures to protect systems
• Maintained IT asset inventory and documentation
• Troubleshot hardware issues (PCs, printers, scanners)
• Coordinated with vendors for IT procurement and maintenance

System Administrator at Pleasant Systems (2024-05 – 2026-03)

• Installed and configured Windows OS environments using standardized deployment workflows
• Resolved hardware, software, and LAN issues within SLAs, maintaining 95%+ first-call resolution
• Managed user accounts, access control, and endpoint security in compliance with IT policies
• Performed routine maintenance including patching, antivirus updates, and performance monitoring
• Maintained backup procedures ensuring zero data loss incidents
• Documented incidents, asset inventory, and system configurations for audit readiness

System Administrator at Precision Infomatics (2022-12 – 2024-04)

Onsite: Sundaram Fasteners Ltd (Dec 2022 – Jun 2023) · JK Fenner Ltd (Aug 2023 – Mar 2024)

• Managed IT infrastructure for 270+ endpoints and 50+ network printers
• Administered and supported enterprise IT infrastructure in a manufacturing environment, ensuring high system availability
• Managed servers, desktops, and production systems to maintain maximum uptime
• Configured and maintained Windows Server, Active Directory, DNS, and DHCP services
• Managed and monitored network infrastructure including routers, switches, and firewall configurations
• Ensured stable LAN/WAN connectivity across plant and office locations
• Provided L1/L2 technical support and resolved hardware, software, and network issues
• Supported ERP and industrial applications to ensure uninterrupted production operations
• Handled user account management, access control, and group policy administration
• Implemented cybersecurity measures including antivirus, firewall, and regular patch updates
• Monitored system performance and proactively performed preventive maintenance
• Managed data backup, recovery processes, and ensured data integrity and availability
• Maintained IT asset inventory, licenses, and documentation of systems and processes
• Coordinated with vendors for hardware maintenance, IT services, and SLA management
• Collaborated with cross-functional teams to support business and production requirements
• Assisted in IT audits and ensured compliance with organizational policies and standards

Master of Computer Applications in Computer Applications – Thiagarajar College of Engineering (2018 – 2021)

Bachelor of Computer Science in Computer Science – Sourashtra College (2015 – 2018)