Senior Network Engineer

3 weeks ago

Mumbai, Maharashtra, India ITC Infotech Full time

We are hiring for the below mentioned position.

Role - Network Engineer Lead

Experience - 7 to 9 years (relevant experience)

Skills - Switching (VLAN, STP) ,L3 experience, Firewall - Cisco ASA, Fortinet FortiGate, Checkpoint

SD WAN - Fortinet SD-WAN, Wireless - Cisco WLC, Aruba, Meraki, DNS/DHCP/NT PFirewall / VPN /IPS / Zscaler

Location - Mumbai (5 days' Work from Office)

Notice period - Immediate to 15 days

JD: -

We are looking for a skilled and strategic Lead Network & Security Engineer to architect, manage, and secure enterprise-wide network systems. This senior role demands deep technical expertise across firewalls, VPN, IPS, Zscaler cloud security, switching technologies, SD-WAN, and wireless solutions. You'll lead design initiatives, mentor engineers, and ensure robust security postures across complex hybrid environments.

Design and manage firewall deployments using Cisco ASA, Fortinet FortiGate, and Checkpoint, including advanced rule base optimization and threat mitigation

Architect, configure, and monitor VPN solutions (IPsec, SSL VPN) for secure connectivity across global networks.

Oversee implementation and tuning of Intrusion Prevention Systems (IPS) to defend against evolving threats

Administer and optimize Zscaler Internet Access (ZIA) and Private Access (ZPA) policies for cloud security and access control.

Lead Layer 2/3 switching operations, including VLAN configuration, Spanning Tree Protocol (STP) tuning, and traffic segmentation.

Deploy and maintain Fortinet SD-WAN solutions for resilient connectivity and bandwidth optimization.

Manage enterprise wireless infrastructure across Cisco Wireless LAN Controller (WLC), Aruba, and Meraki platforms for performance and security.

Ensure reliable and secure operation of network services like DNS, DHCP, NTP, including redundancy and fault-tolerance.

Conduct network risk assessments, penetration testing coordination, and remediation planning.

Collaborate with cross-functional teams on security posture improvements, incident response strategy, and zero-trust architecture.

Document network diagrams, policies, procedures, and change requests with a focus on audit readiness.

Advanced experience in firewall rule audits, traffic shaping, and security policy enforcement.

Strong knowledge of Zscaler cloud security architecture and integration; Scripting or automation (Python, Bash, PowerShell) is a plus.

Proficiency in VLAN routing, trucking, STP troubleshooting, and link redundancy.

Solid command of SD-WAN architectures, overlay networks, and branch-office deployments.

Familiarity with wireless authentication protocols, RF optimization, and controller-based management.

Competent in core services like DNS zone management, DHCP scopes, and NTP synchronization.

Interested candidates are requested to share their resume at

Name

Total & Relevant Exp

Current Organization

Notice period (LWD if serving)

Current Organization

Current CTC

Expected CTC

Holding any offer (Yes /No)

Current location

Willing to relocate to Mumbai (Yes / No)

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