Lead Network Security Consultant
We are looking for a Lead Network Security Consultant to join our team. You will architect and deliver comprehensive network infrastructure automation solutions that support the strategic direction of both the business and IT organization.
Responsibilities
- Architect and deploy secure network infrastructures, incorporating firewalls, intrusion detection/prevention systems, and encryption technologies
- Roll out ZTNA-aligned security policies based on discovery-driven access analysis to reinforce zero trust network access controls
- Maintain compliance with applicable security regulations and standards, and support audit activities as required
- Perform routine security evaluations, including penetration testing and vulnerability assessments, to detect and address potential security exposures
- Provide support and troubleshooting for enterprise networking technologies, covering routing, switching, VLANs, subnetting, WAN connectivity, DNS, DHCP, and network segmentation
- Follow enterprise governance standards, review procedures, and established project delivery frameworks to achieve project objectives in a consistent and organized way
- Comply with enterprise ITSM and CMDB procedures to ensure precise documentation and structured service management
- Track and evaluate security alerts through Security Information and Event Management (SIEM) tools, responding to security incidents promptly and effectively
- Work alongside cross-functional teams to establish and enforce identity and access management (IAM) policies and network access control (NAC) solutions
- Keep current with emerging security threats, industry developments, and best practices to continuously strengthen the organization's network security posture
Requirements
- Bachelor's or Master's degree in Computer Science, Information Technology, or a related discipline
- A minimum of 5 years of relevant network security experience, demonstrating a strong command of network security fundamentals, encryption technologies, and secure network design principles
- At least one year of experience leading and managing development teams
- Skilled in configuring, managing, and troubleshooting enterprise firewalls, including Cisco and Palo Alto Networks platforms, with hands-on experience in security policies, NAT, routing, VPNs, and operational support
- Hands-on experience with Zscaler Private Access (ZPA) and Internet Access (ZIA), covering administration, policy management, troubleshooting, and secure access enablement
- Solid networking background, including TCP/IP, routing protocols, switching, VLANs, subnetting, network troubleshooting, and strong familiarity with enterprise LAN/WAN environments
- Experience working with intrusion detection/prevention systems, SIEM tools, log analysis, traffic flow discovery, and security incident response
- Strong problem-solving abilities, analytical mindset, and effective communication skills across diverse stakeholder groups
- Excellent English communication skills (B2 level or higher)
Nice to have
- Cisco Certified Network Professional/Expert in Security certification showcasing advanced network security proficiency
- Zscaler Digital Transformation Administrator certification for expert-level Zscaler platform management
- Zscaler Zero Trust Certified Associate certification confirming zero trust architecture expertise
- Cisco Certified CyberOps Associate or Professional certification highlighting security operations proficiency
- Palo Alto Networks Certified Network Security Administrator (PCNSA) certification
- Palo Alto Networks Certified Network Security Engineer (PCNSE) certification
- Check Point Certified Security Administrator (CCSA) certification
- Check Point Certified Security Expert (CCSE) certification
- A well-recognized network security certification, such as CISSP or CompTIA Security+
