Network architect

Our client, a renowned international company is looking for a Network Architect (60%- 100%) based in Zug, Switzerland. Its a contract role.Core ResponsibilitiesRequirements 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 ExpertiseNetworking: 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 SkillsExceptional 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!