Company Description

NanoInfomatrix is at the forefront of network security innovation, leveraging advanced solutions such as FireVisibility™, Host Visibility, and real-time threat detection tools like CASB and SWG. We specialize in identifying unmanaged system ownership and providing secure, dynamic connectivity through on-demand VPN services. Our mission is to deliver unparalleled protection and control to businesses, enabling them to operate securely in an evolving digital landscape.

Role Description

This is a full-time, on-site Senior Network Security Engineer role based in Jaipur. The successful candidate will design, implement, and manage secure network solutions, ensuring the resilience of corporate systems against potential threats. Daily responsibilities include monitoring network traffic, addressing vulnerabilities, managing firewalls, and implementing robust cybersecurity protocols. You will collaborate with cross-functional teams to ensure compliance with security best practices and to address evolving security challenges effectively.

Role Summary

Responsible for the design, implementation, and operation of secure, scalable enterprise network infrastructure. This is a hands-on technical role requiring strong expertise in routing, switching, and network security.

Key Responsibilities

• Design, deploy, and manage LAN, WAN, WLAN environments
• Configure and troubleshoot routers, switches, firewalls, and load balancers
• Implement and optimize BGP, OSPF, EIGRP; VLAN, STP, LACP
• Perform incident management, root cause analysis, and performance optimization
• Execute network upgrades, migrations, and lifecycle management (EOL/EOS)
• Maintain network documentation, diagrams, and SOPs
• Implement basic automation using Python / Ansible (preferred)
• Collaborate with Security, Cloud, and DevOps teams
• Adhere to ITIL-based change and incident management processes

Core Technical Skills

• TCP/IP, OSI Model, Subnetting
• Routing: BGP, OSPF, EIGRP
• Switching: VLANs, STP, Inter-VLAN, LACP
• Network Security: VPN, NAT, ACLs, firewall policies
• Enterprise networking (Cisco or equivalent platforms)
• Network monitoring tools (SolarWinds, Nagios, PRTG)

Preferred Skills

• Cloud networking (AWS / Azure)
• Network automation (Ansible / Terraform)
• SD-WAN technologies
• Virtualization (VMware or equivalent)
• Zero Trust architecture fundamentals

Qualifications

• Bachelor’s degree in computer science, IT, or related field

Certifications:

• CCNA (Mandatory)
• CCNP (Preferred)