Senior Network Security Consultant

About the role

We are seeking a Senior Network Security Consultant to design, implement, and manage secure network infrastructures that align with our business and IT strategies. The role focuses on building zero‑trust architectures, automating security controls, and ensuring compliance across the enterprise.

Key responsibilities

• Design and deploy secure network architectures, including firewalls, IDS/IPS, encryption, and segmentation.
• Implement Zero‑Trust Network Access (ZTNA) policies through discovery‑led access analysis.
• Maintain compliance with relevant security standards and support audit activities.
• Conduct regular penetration tests, vulnerability assessments, and remediation.
• Support and troubleshoot routing, switching, VLANs, WAN, DNS, DHCP, and other enterprise networking technologies.
• Follow ITSM and CMDB processes to keep documentation accurate and up‑to‑date.
• Monitor security alerts via SIEM tools and respond to incidents promptly.
• Collaborate with cross‑functional teams to enforce IAM and NAC policies.

Required profile

• Bachelor’s or Master’s degree in Computer Science, IT, or a related field.
• Minimum 3 years of hands‑on experience in network security and secure network design.
• Strong analytical and problem‑solving abilities with excellent English communication (B2+).

Required skills

• Configuration and management of Cisco and Palo Alto firewalls (policies, NAT, routing, VPN).
• Experience with Zscaler Private Access (ZPA) and Zscaler Internet Access (ZIA).
• Proficiency with SIEM platforms, IDS/IPS, log analysis, and incident response.
• Deep knowledge of TCP/IP, routing protocols, switching, VLANs, subnetting, WAN, DNS, DHCP, and network segmentation.
• Implementation of encryption technologies and ZTNA concepts.
• Familiarity with IAM and NAC solutions.