Core System Administrator Roles & Responsibilities

- Server & Infrastructure Management: Install, configure, and maintain physical and virtual servers (Windows Server, Linux/Unix), data centers, and storage devices. [1, 2, 3]
- Network Administration: Monitor and maintain LANs, WANs, routers, switches, firewalls, and Wi-Fi networks to ensure continuous connectivity. [1, 2]
- User & Access Management: Provision, update, and revoke user accounts and permissions via Active Directory or cloud identity platforms (Azure AD/Entra ID). [1, 2]
- Security & Patch Management: Apply regular OS and software security patches, run vulnerability scans, configure firewalls, and monitor system logs for suspicious activity. [1, 2, 3]
- Backups & Disaster Recovery: Design, schedule, and test automated data backup routines and business continuity plans to prevent data loss. [1, 2, 3]
- System Monitoring & Troubleshooting: Track CPU, memory, storage, and network performance using monitoring tools, resolving Tier-3 support tickets and outages. [1, 2]
- IT Asset & Documentation Lifecycle: Maintain inventories of hardware, software licenses, and network diagrams, while documenting standard operating procedures. [1, 2, 3]

PA System (Public Address)



Responsibilities for SysAdminsWhen an organization relies on a PA or conference audio system for internal announcements, emergency alerts, or boardrooms, the SysAdmin's role typically includes:
- Procurement & Setup: Selecting, installing, and configuring PA hardware (amplifiers, speakers, mixers, microphones, and network-enabled IP/SIP intercoms).
- Integration with IT Networks: Connecting up-to-date IP-based PA systems or digital paging servers to the local area network (LAN) and configuring VLANs or QoS (Quality of Service) to prevent audio lag or dropouts.
- Testing & Maintenance: Performing routine audio checks, feedback suppression, firmware updates for digital controllers, and battery/power backups for emergency broadcast systems.
- User Training & Support: Instructing receptionists, managers, or security personnel on how to properly operate microphones, zone selectors, and emergency override tones.
- Troubleshooting Audio Issues: Diagnosing buzzing, signal interference, dead zones, or network streaming failures during live announcements or company-wide meetings. [1, 2]

Job Type: Full-time Pay: ₹15,000.00 - ₹18,000.00 per month

Benefits

- Paid sick time
- Provident Fund

Language:
- English (Preferred)

Work Location: In person

📌 System Administrator(Software and Hardware Installation) (Madurai)
🏢 Queen Mira International School
📍 Madurai