Senior Network Engineer

8 hours ago

Chennai, Tamil Nadu, India SQ1 Security Full time ₹ 15,00,000 - ₹ 25,00,000 per year

The Senior Network Engineer will oversee enterprise network operations and manage infrastructure across multiple locations. The role includes strategic planning, technical leadership, and innovation in IT environments.

Responsibilities

  • Mentor a junior network engineers across sites
  • Manage network infrastructure (Fortinet, D-Link, IPBX, AD, VPN, SD-WAN, ZTNA)
  • Oversee cloud networking (AWS, Azure) and virtualization (VMware ESXi)
  • Ensure network security, compliance, and SLA adherence
  • Drive innovation and automation in network operations
  • Handle escalations, project execution, and vendor coordination
  • Maintain documentation and deliver training sessions
  • Support CCTV, NVR, NAS, and server infrastructure
  • Work rotational shifts and travel as needed

Required Skills/Technologies/Tools

  • Firewall and switches Technologies: Fortinet firewalls (FG200F), Sophos, D-Link switches/APs
  • VPN & Remote Access: VPN (IPsec VPN, SSL VPN), SD-WAN, BGP, MPLS, ZTNA,
  • Authentication & Access Control: LDAP, RADIUS, SAML, Azure MFA, DUO, Okta, Single Sign-On (SSO), Active Directory / Azure Entra ID
  • Routing & Protocols: TCP/IP, DNS, DHCP, HTTP/HTTPS, SSH, SSL/TLS, BGP, OSPF, SNMP, ARP, ICMP, NAT
  • Network Monitoring & Troubleshooting: Wireshark, TCP Dump, Traceroute, lookup, Curl, PRTG Network Monitor, Prometheus, Grafana
  • Virtualization: VMware, Hyper-V, Citrix VDI, VirtualBox
  • Cloud Technologies: EC2, VPC, IAM, S3, Cloud NGFW, Load Balancers, Direct Connect, Azure, Virtual Machines, Azure AD, Sentinel, VNet, and WebApp, Application Gateway
  • Operating Systems: Windows, Linux (Ubuntu/Kali), MacOS
  • Tools & Platforms: ServiceNow, Salesforce, Jira, Fresh Service, ManageEngine, Jenkins (CI/CD), Ansible, Panorama (Centralized Firewall Management), Zscaler (Cloud Security), Miradore (MDM)
  • Scripting for automation
  • Documentation and training delivery
  • ITSM tools and SLA management

Requirements
Good to have:

  • CCNP/CCIE, Fortinet NSE, AWS/Azure Networking certifications, AZ-900

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