Senior System Administrator - Network Protocols

Description

Job Title : Senior System Administrator

Location : Chandigarh, India (On-site)

Experience Required : 3 to 6 Years

Position Type : Full-Time

Position Overview

Cogniter Technologies is seeking an experienced Senior System Administrator to join our IT infrastructure team.

The ideal candidate will be responsible for the administration, security, and optimization of the companys servers, systems, and network infrastructure.

This is a critical role that ensures the seamless operation of IT services in a fast-paced, dynamic environment.

You will play a key part in maintaining business continuity by proactively managing IT resources and responding promptly to technical challenges.

Key Responsibilities

• Configure, maintain, and optimize physical and virtual servers, systems, and IT hardware to ensure high availability and reliability.
• Manage and support network infrastructure components including LAN, WAN, VPNs, firewalls, and switches.
• Provide timely technical support for hardware, software, and network-related issues to minimize operational downtime.
• Monitor system and network performance using industry-standard monitoring tools; proactively identify and address potential issues.
• Implement, manage, and enforce IT security policies, including firewall configurations, antivirus solutions, access controls, and vulnerability management.
• Ensure data integrity and availability through scheduled backups, system snapshots, and comprehensive disaster recovery planning.
• Install, configure, patch, and update applications, operating systems, and system software across the infrastructure.
• Troubleshoot complex technical problems across servers, networks, and user endpoints with a focus on swift resolution.
• Maintain detailed and up-to-date documentation on system configurations, network diagrams, operational procedures, and troubleshooting guides.
• Collaborate closely with the IT team during system upgrades, migrations, and infrastructure improvement projects.
• Stay current with emerging technologies and best practices in system administration and IT security.

Qualifications

Experience : 3 to 6 years of proven professional experience in system administration, IT infrastructure management, or IT support roles.

Technical Skills

Soft Skills

Preferred Certifications

Personal Attributes

Why Join Cogniter Technologies

(ref : hirist.tech)

Skills Required

Redhat, Endpoint Security, Linux System Administration, Veeam, Veritas, Active Directory, Dns, Group Policy, Firewalls, Vlans, Ubuntu, Dhcp, Vpn, Centos, Windows Server 2012