Senior system IT Administrator

About the Role

**Senior IT System Administrator – L1 \& L2 Support** **Location:** Coimbatore, Tamil Nadu **Experience:** Senior\-level IT Infrastructure / System Administration experience Job Summary We are looking for an experienced **Senior IT System Administrator – L1 \& L2 Support** to manage and support the organization's complete IT infrastructure and end\-user computing environment. The role will be responsible for **desktop and laptop support, Windows Servers, Active Directory, networking, firewalls, storage, backup, endpoint security, CCTV, printers, software applications, hardware, and IT asset management**. The candidate should have strong troubleshooting and problem\-solving skills, provide effective L1/L2 technical support, maintain IT infrastructure availability and security, and coordinate with vendors and service providers for installation, maintenance, repairs, and issue resolution. Key Responsibilities1\. Desktop \& Laptop Support – L1/L2 * Provide L1/L2 technical support for desktops, laptops, workstations, and IT peripherals. * Install, configure, troubleshoot, and maintain Windows operating systems. * Perform OS installation, formatting, imaging, upgrades, and system configuration. * Troubleshoot hardware issues involving RAM, HDD/SSD, motherboard, power supply, monitors, keyboards, mice, docking stations, and other peripherals. * Configure systems for domain connectivity, network access, printers, applications, and security policies. * Troubleshoot system performance, login, connectivity, driver, and application\-related issues. * Maintain hardware inventory and asset allocation records. 2\. Server Administration – L1/L2 * Install, configure, maintain, and troubleshoot Windows Servers. * Manage **Active Directory, DNS, DHCP, Group Policy, user accounts, computers, and domain services**. * Perform server health checks, patching, updates, and preventive maintenance. * Monitor server availability, performance, disk space, and system health. * Troubleshoot Windows Server services, authentication, permissions, and connectivity issues. * Support virtualization environments such as **VMware and Hyper\-V**. * Escalate complex server issues to L3 teams or OEM/vendor support when required. 3\. Network Administration – L1/L2 * Configure and troubleshoot **LAN, WAN, Wi\-Fi, switches, routers, access points, and VLANs**. * Troubleshoot IP addressing, DNS, DHCP, connectivity, and network access issues. * Monitor network performance, bandwidth utilization, and availability. * Perform basic routing and switching troubleshooting. * Support network installations, device replacements, and configuration changes. * Maintain network documentation and topology diagrams. * Coordinate with ISP and network vendors for connectivity\-related issues. 4\. Firewall \& VPN Support * Provide L1/L2 administration and troubleshooting for **FortiGate, SonicWall, or equivalent firewalls**. * Support firewall policies, NAT, VPN, web filtering, and access\-control configurations. * Troubleshoot VPN and remote\-access connectivity issues. * Monitor firewall alerts and basic security logs. * Coordinate with network/security vendors for advanced firewall issues. 5\. Storage \& Backup * Manage and monitor **NAS/SAN storage**, volumes, shares, permissions, snapshots, replication, and quotas. * Monitor storage capacity, utilization, and availability. * Manage backup schedules and monitor backup jobs. * Work with **NAKIVO or equivalent backup solutions**. * Perform backup restoration and periodic restore testing. * Troubleshoot backup failures and coordinate with vendors when required. * Support disaster recovery activities and documentation. 6\. Printer \& Peripheral Support * Install, configure, and troubleshoot network, laser, inkjet, and multifunction printers. * Configure printer drivers, print servers, shared printers, and network printing. * Troubleshoot printer connectivity, spooler, driver, scanning, and configuration issues. * Support scanners, biometric devices, UPS systems, projectors, displays, and other IT peripherals. * Coordinate with hardware and printer vendors for repairs, AMC, and replacements. 7\. CCTV \& Surveillance Support * Provide L1/L2 troubleshooting for **CCTV cameras, NVR/DVR systems, monitors, and related network connectivity**. * Support basic configuration and troubleshooting of IP cameras. * Monitor camera connectivity, recording status, and storage availability. * Troubleshoot camera, NVR/DVR, display, and connectivity issues. * Coordinate with CCTV vendors for installation, maintenance, repairs, replacements, and advanced troubleshooting. * Maintain CCTV device and location documentation. 8\. Software \& Application Support * Install, configure, update, and troubleshoot business applications, Microsoft Office, utilities, drivers, security software, and other authorized applications. * Configure software according to user and business requirements. * Troubleshoot application crashes, compatibility, installation, configuration, and licensing issues. * Maintain software installation and licensing records. * Coordinate with software/application vendors for unresolved issues. * Ensure software installations comply with company policies and licensing requirements. 9\. Endpoint Security * Install, configure, monitor, and troubleshoot **Antivirus, EDR, DLP, encryption, and other endpoint security solutions**. * Ensure endpoint security agents are installed and functioning properly. * Monitor endpoint security alerts and assist with incident resolution. * Implement security policies and ensure user devices comply with organizational standards. * Coordinate with security vendors for advanced incidents and technical issues. 10\. Hardware \& IT Asset Management * Manage IT assets including desktops, laptops, servers, printers, switches, routers, firewalls, CCTV equipment, UPS systems, monitors, and peripherals. * Maintain asset inventory, allocation, warranty, AMC, repair, and replacement records. * Conduct periodic physical verification of IT assets. * Coordinate procurement, installation, replacement, repair, and disposal of IT equipment. * Ensure proper asset tagging and documentation. 11\. L1/L2 Helpdesk \& User Support * Provide onsite and remote L1/L2 technical support to end users. * Troubleshoot hardware, software, operating system, network, printer, and access\-related incidents. * Log, update, track, and close incidents within defined SLA timelines. * Identify recurring issues and recommend permanent solutions. * Escalate issues requiring L3 expertise or vendor intervention. * Maintain proper incident and troubleshooting documentation. 12\. Vendor \& AMC Management * Coordinate with hardware, software, printer, CCTV, network, ISP, firewall, backup, and other IT vendors. * Raise and track support tickets with vendors. * Follow up until issues are resolved and tickets are closed. * Coordinate vendor visits, installations, repairs, replacements, upgrades, and preventive maintenance. * Track AMC, warranty, service contracts, and renewal dates. * Verify vendor service quality and SLA compliance. * Maintain vendor contact details and service records. 13\. IT Documentation \& Operations * Maintain IT infrastructure documentation, network diagrams, asset registers, configuration records, and troubleshooting procedures. * Maintain records of hardware, software, licenses, warranties, AMC contracts, and vendor activities. * Prepare regular reports on backup status, infrastructure health, assets, incidents, and pending issues. * Follow IT security policies, access\-control procedures, and audit requirements. * Support IT audits and compliance activities. * Document changes, preventive maintenance, incidents, and resolutions. Required Technical Skills * Windows Desktop and Windows Server Administration * **Active Directory, DNS, DHCP \& Group Policy** * VMware and/or Hyper\-V * LAN/WAN, TCP/IP, VLAN, Wi\-Fi, Routing \& Switching * FortiGate, SonicWall, or equivalent firewall * NAS/SAN Storage Administration * NAKIVO or equivalent backup solutions * Desktop, laptop, printer, and hardware troubleshooting * CCTV, NVR/DVR, and IP camera troubleshooting * Software and application installation and troubleshooting * Endpoint Security, Antivirus, EDR, DLP, and Encryption * Basic PowerShell/Scripting knowledge is an advantage * Strong vendor coordination and follow\-up skills * Good documentation and communication skills Preferred Certifications * Microsoft Certifications / MCSA or equivalent * CCNA * VMware VCP * Fortinet Certification * Security\-related Certifications * Other relevant IT Infrastructure Certifications Key Competencies * Strong L1/L2 troubleshooting and analytical skills * Excellent problem\-solving ability * Strong end\-user support skills * Hardware and software troubleshooting expertise * Good communication and interpersonal skills * Strong vendor coordination and follow\-up * Ability to manage multiple incidents and priorities * Good documentation and reporting skills * Ability to work under pressure and meet SLA requirements * Strong ownership and accountability for IT operations Overall Role Scope The **Senior IT System Administrator** will be responsible for L1/L2 support and administration across the organization's IT environment, including: **Desktops \| Laptops \| Printers \| Hardware \| Windows Servers \| Active Directory \| DNS \| DHCP \| Group Policy \| VMware/Hyper\-V \| Network \| Switches \| Routers \| Wi\-Fi \| VLAN \| Firewall \| VPN \| NAS/SAN \| Backup \| NAKIVO \| CCTV \| NVR/DVR \| Endpoint Security \| Software \& Applications \| IT Assets \| Vendor Management \| L1/L2 Technical Support** Complex issues beyond the L1/L2 scope should be appropriately escalated to **L3 teams, OEMs, ISPs, AMC partners, or specialized vendors**, while maintaining ownership and follow\-up until final resolution. Benefits: * Provident Fund Work Location: In person