Network Administrator

2 weeks ago

Chennai, Tamil Nadu, India Chargeback Gurus Fintech Pvt Ltd Full time ₹ 8,00,000 - ₹ 12,00,000 per year

We are seeking a skilled and detail-oriented Network Administrator to join our team. The ideal candidate will have expertise in managing network infrastructure, with hands-on experience in Fortigate Firewalls, Palo Alto Prisma Access, Cortex XDR, and other key security products. The Network Administrator will be responsible for the design, implementation, and ongoing support of our network infrastructure, ensuring it is secure, reliable, and performs optimally, also involve managing network switching and routing systems, working with Cisco and Ruckus products, administering Wi-Fi access points.


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· Administer and manage Fortigate Firewalls, Palo Alto Prisma Access, and Cortex XDR.

· Configure and maintain security policies, monitoring, and troubleshooting security issues.

· Implement network security measures, including intrusion prevention, VPN/ZTNA, and data encryption.

· Work on Cisco and Ruckus network switching and routing products.

· Manage LAN/WAN configuration, network segmentation, and performance optimization.

· Troubleshoot and resolve network issues related to connectivity and performance.

· Manage and maintain Wi-Fi access points and ensure network availability and security.

· Configure and administer RADIUS servers for authentication, authorization, and accounting of network users.

· Monitor network usage, performance, and provide troubleshooting for connectivity problems.

· Develop, implement, and enforce network and security policies across the organization.

· Perform regular audits of network traffic, system performance, and security breaches.

· Create and maintain detailed network diagrams and documentation.

· Basic server administration and support experience in managing operating systems, virtual environments, and storage solutions.

· Troubleshoot server issues related to network access, connectivity, and integration with firewalls and security platforms.

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Requirements

· Proven experience as a Network Administrator or similar role with a focus on network security.

· Hands-on experience with Fortigate Firewalls, Palo Alto Prisma Access, and Cortex XDR.

· Practical knowledge of Cisco and Ruckus network switching and routing products.

· Experience with server administration is a plus.


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· 4+ years of experience in Network Administration

· Diploma or three years degree in computer science or equivalent.

· Relevant certifications such as CCNA, CCNP or Fortigate certifications

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