Senior Network Engineer

Job Purpose

• The purpose of this role is to fulfill the Network Engineer position. This is a hands‑on role responsible for overseeing and managing the design and implementation of network security solutions. The engineer will also provide Level 2 and Level 3 support for all network security issues or outages.
• This position ensures the smooth operation of the infrastructure by maintaining maximum security, performance, and availability . The engineer will also work closely with vendors to support existing technology solutions and develop roadmap strategies for all security systems.
• The candidate must be flexible to work in a 24/7 environment .

Responsibilities

• Design, build, and maintain Checkpoint and Fortinet firewall infrastructure.
• Provide architecture, design, and implementation for all Internet and Extranet firewall connectivity to meet business and InfoSec requirements.
• Manage projects related to the implementation of Cyber Security tools and products .
• Support F5 LTM/GTM load balancers and reverse proxy with WAF configuration .
• Manage McAfee Web Gateway proxy configuration, policies, and rule sets.
• Build, configure, and support Pulse Secure SSL VPN .
• Strong knowledge of Citrix NetScaler Client configuration .
• Conduct vulnerability scans and assessments for all network and security devices.
• Perform vulnerability remediation on all network and security devices (both software and hardware).
• Create network topology diagrams and document details for troubleshooting.
• Perform other network security tasks as assigned.
• Track and manage license renewals, upgrades, and compliance for all network security devices.
• Working knowledge of Infoblox (IPAM) .
• Resolve operational incident tickets (P1/P2/P3) or service requests per the agreed SLA.
• Follow established incident, problem, and change management policies and procedures .

Qualifications

Minimum Qualifications

• Graduate or postgraduate in Technology, Computer Science, or Information Technology (IT) .

Preferred Qualifications / Skills

• Experience in enterprise security .
• Hands‑on experience with Checkpoint, Fortinet Firewalls, F5, etc.
• Working knowledge of various Cisco platforms (ASRs, Nexus, Catalyst) .
• Familiarity with routing protocols (OSPF, EIGRP, BGP) .
• Ability to troubleshoot Layer 2 issues , with a full understanding of Spanning Tree Protocol (STP) .
• Experience troubleshooting dot1x/EAP and handling NAC‑related issues .
• Strong understanding of TCP/IP, UDP , and the ability to troubleshoot application issues using Wireshark and tcpdump .
• Knowledge of McAfee Web Gateways .
• Ability to add/modify/delete entries in Infoblox DNS .
• Experience with banking and e‑commerce network security infrastructure .
• Basic understanding of IT infrastructure and troubleshooting .
• Expertise in relevant IT workstreams .
• Strong analytical and problem‑solving skills .
• Advanced troubleshooting abilities, including in-depth analysis of systems and applications .
• Specialized knowledge in specific areas of network security to tackle complex issues.
• Collaboration with L1 Support to provide guidance and insights for issue resolution.
• Escalate issues to L3 Support in a timely manner when advanced expertise is required.
• Ability to interact effectively with stakeholders for the implementation of new functionality and issue resolution .
• Strong written and verbal communication skills .
• Capability to coordinate and execute assigned projects efficiently.