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Lead Network & Security Engineer - CCIE Certified

TwinPacs Sdn BhdMumbai

30+ days ago

Job description

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. Youll lead design initiatives, mentor engineers, and ensure robust security postures across complex hybrid environments.

Lead Network Engineer L4 (CCIE Certified) | 9 -15 Y | Mumbai (Hybrid) |

We have open vacancies for L3 / L2 - Network Engineer for the same work location.

Key Skills :

Switching (VLAN, STP)
Firewall - Cisco ASA, Fortinet FortiGate, Checkpoint
SD WAN - Fortinet SD-WAN
Wireless - Cisco WLC, Aruba, Meraki
DNS / DHCP / NTP
Firewall / VPN / IPS / Zscaler

Key Responsibilities :

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

Required Skills :

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, trunking, STP troubleshooting, and link redundancy

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

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

Prefer candidates who can join in less than 2 weeks or by early Sep 2025.

(ref : hirist.tech)

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Network Security Engineer • Mumbai

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