Senior Network & Firewall Engineer (Check Point)

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For our client in Zurich , we are looking for an Senior Network & Firewall Engineer (Check Point)

In this project , you will take on a key role in managing, securing, and optimizing a highly complex, business-critical network infrastructure within a Software as a Service (SaaS) environment serving multiple financial institutions . You will ensure the stability, security, and performance of enterprise network and firewall environments, with a particular focus on Check Point technologies, advanced networking, and high availability . Working closely with infrastructure, cloud, and security teams, you will contribute to the continuous improvement of secure and reliable network solutions.

Your Tasks:

Administration, configuration, maintenance, and troubleshooting of Check Point Next Generation Firewalls (NGFW)

Management of Check Point Security Management, SmartConsole, Security Gateways , and firewall policies

Configuration and optimization of NAT, VPN connectivity, firewall rules, and network segmentation

Operation and continuous improvement of complex enterprise network infrastructures in a business-critical SaaS environment

Analysis and resolution of advanced network issues involving TCP/IP, BGP, OSPF, VLANs, routing, and switching

Implementation and maintenance of high-availability solutions , including Check Point ClusterXL

Execution of firewall upgrades, migrations, patching, and security hardening activities

Ensuring secure connectivity and network isolation across multiple customer environments

Troubleshooting of network performance, availability, and connectivity issues

Participation in incident management, root cause analysis, and change management processes

Collaboration with infrastructure, cloud, security, and application teams on network optimization and modernization initiatives

Your Profile:

Professional experience in Network Engineering, Network Security, or Firewall Administration

Extensive hands-on experience with Check Point Firewalls , including configuration, administration, policy management, and troubleshooting

Strong expertise in enterprise networking, routing, switching, and network security

In-depth knowledge of TCP/IP, BGP, OSPF, VLANs, NAT, IPsec VPNs, and network segmentation

Proven experience working with large-scale, complex network infrastructures

Experience supporting high-availability, security-critical production environments

Good understanding of multi-tenant environments , secure customer connectivity, and network isolation

Experience in banking, financial services, FinTech, or enterprise SaaS environments is highly desirable

Knowledge of Check Point VSX, Multi-Domain Security Management (MDSM), and ClusterXL is an advantage

Check Point certifications (CCSA/CCSE) are an advantage

Experience with cloud networking (AWS/Azure) and network automation tools such as Python, Ansible, or Terraform is a plus

Strong analytical and troubleshooting skills with a structured, independent, and solution-oriented approach

Excellent communication skills and ability to collaborate with cross-functional technical teams

Fluent English skills are required, German language skills are an advantage

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