Senior Network Security Engineer — Global Infra & Firewall Lead

Rieter; Zürich; On-site; CHF 120,000 - 150,000; Full time

Benefits offered by this job

International work env

Versatile activities

Development opportunities

Mutual respect

Job summary

Rieter in Winterthur seeks a Senior Network Security Engineer to design, build and operate global network security infrastructure, protecting against cybersecurity threats and ensuring secure connectivity.

You will lead projects, manage firewall and VPN services, and provide tier-2/3 support while aligning with global standards and driving continuous improvement in security architectures.

Qualifications

• Bachelor's degree or HF in Computer Engineering or related field.
• At least seven years of enterprise network and/or network security engineering experience.
• Extensive knowledge of Palo Alto firewalls, VPNs, network segmentation and IPSec.
• Strong IT network security knowledge: IDPS, NAC, cloud security, wireless security.
• Experience managing Huawei and Cisco LAN/WLAN components.
• Understanding of ISP and data centre environments (routing, switching, MPLS, BGP).
• Strong analytical and problem-solving skills; excellent English in writing and speaking.

Responsibilities

• Design, build and operate global network security infrastructure and solutions.
• Manage firewall, VPN, segmentation and secure connectivity services.
• Provide second- and third-level support for network security infrastructure.
• Analyze internal requirements and develop secure, scalable solutions.
• Ensure compliance with global architecture and security standards.
• Improve design, performance and reliability of security environments.
• Lead and contribute to security projects including cloud connectivity and architecture improvements.

Skills

Palo Alto firewalls

VPN engineering

Network segmentation

IPSec

IDPS

NAC

Cloud security

Huawei LAN

Cisco WLAN

BGP/MPLS

DNS/DHCP/IP

Education

Bachelor's degree in Computer Engineering

Tools

Huawei LAN

Cisco WLAN

Palo Alto management

VPN solutions

Job description

Rieter in Winterthur seeks a Senior Network Security Engineer to design, build and operate global network security infrastructure, protecting against cybersecurity threats and ensuring secure connectivity.

You will lead projects, manage firewall and VPN services, and provide tier-2/3 support while aligning with global standards and driving continuous improvement in security architectures.