Senior Network Engineer

3 weeks ago

Chennai, India SQ1 Security Full time

Job Overview:

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

Key Responsibilities:

  • Mentor a team of 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

Good to have Technologies/Tools

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

Interested candidates can share your updated CV at ishwarya..Security

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