Senior Network Engineer

2 weeks ago

Chennai, India SQ1 Security Technology Private Limited Full time

About the job :


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 :


- 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
(ref:hirist.tech)

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