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Randstad Digital Switzerland

Network architect

Randstad Digital Switzerland
Switzerland · Part-time · Mid-Senior
Our client, a renowned international company is looking for a Network Architect (60%- 100%) based in Zug, Switzerland. Its a contract role.

Core Responsibilities

  • Requirements Engineering:
  • Collaborate with internal stakeholders to gather and formalize detailed VLAN and VM requirements.
  • Translate functional and non-functional needs into technical specifications.
  • Network Migration & Integration:
  • Migrate VLANs and virtual machines to our new infrastructure.
  • Configure and optimize Cisco/Fortinet switches, firewalls, and routing components.
  • Validate post-migration connectivity, security, and performance.
  • Security & Hardening:
  • Implement hardening measures on firewalls and switches.
  • Ensure compliance with Siemens-specific security frameworks.
  • Access Control:
  • Design and implement 802.1X NAC including MAC-based authentication for legacy/non-802.1X devices.
  • Enable secure onboarding and dynamic VLAN assignment.
  • Monitoring & Logging:
  • Architect and deploy centralized monitoring/logging using Zabbix or similar.
  • Define KPIs; set up automated network alerts.
  • Infrastructure Automation:
  • Develop Infrastructure as Code for automated configuration updates.
  • Automation via Ansible, Git workflows, and CI/CD pipelines.
  • Architecture & Documentation:
  • Deliver and document scalable, secure network designs.
  • Provide comprehensive documentation (diagrams, standards, manuals).

Required Technical Expertise

  • Networking:
  • Deep Cisco IOS/NX-OS, Fortinet FortiGate experience.
  • Advanced VLAN, VRF, trunking, routing, IPSec VPN skills.
  • Solid grasp of OSPF, BGP, Layer 2/3 security.
  • Security:
  • Proven work in firewall/switch hardening, ACLs, and segmentation.
  • Access Control:
  • Expertise in 802.1X NAC including MAC-based authentication.
  • Monitoring:
  • Experience with Zabbix or equivalent for KPI monitoring/alerting.
  • Automation & IaC:
  • Advanced Ansible, YAML, Git, CI/CD experience.
  • Python scripting a strong advantage.
  • Operating Systems:
  • Strong Linux/Windows Server troubleshooting & scripting.
  • Architecture & Design:
  • Capable of designing secure/scalable networks; thorough HLD/LLD and operational documentation.

Soft Skills

  • Exceptional communicator.
  • Analytical, cool-headed troubleshooting under pressure.
  • Able to work independently and deliver to deadlines.
  • At least B2-level English (spoken/written). German a plus, but not mandatory.

Its an urgent role and we have a deadline to submit the candidates. So apply soon!

Key Skills

Ranked by relevance

vlan firewalls ansible cicd git nac infrastructure as code switches fortinet python server ipsec ospf acls vpn bgp vm
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Country Guide

Switzerland

Very high salaries and premium quality of life

Posted
Nov 04, 2025
Type
Part-time
Level
Mid-Senior
Location
Zurich
Company
Randstad Digital Switzerland

Industries

IT Services IT Consulting

Categories

Information Technology

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