Network & Security Architect freelance hybrid Ile de France

Paris - France

Monthly Salary: Not Disclosed

Experience Required: 8-10years

Posted on: 5 hours ago

Vacancies: 1 Vacancy

Job Summary

Looking for a Network & Security Architect to design evolve and govern network architectures across a large hybrid environment (datacenters 3500 remote sites cloud telecom operators). The role is central to ensuring consistency security performance and modernization of the network and security foundation.

Key Responsibilities:

Design and document end-to-end network/telecom architectures: LAN/WAN VPN SD-WAN cloud networking DMZ IP telephony.
Ensure alignment with internal standards and security availability and resilience requirements.
Provide expert guidance to technical and project teams on technology choices risks and migration strategies.
Drive standardization automation and industrialization of network solutions.
Participate in Architecture Boards / Design Authority and maintain the technical reference repository.

Main Deliverables:

Architecture documents (DAT / HLD / LLD).
Technical recommendations and decision notes.
Design Authority presentations.
Risk and progress reporting.

Short-Term Priorities:

Produce a Secure SD-WAN RFP for 3500 sites.
Finalize the DMZ / exposure network architecture after deployment of a new intranet fabric.

Requirements

Must-Have Skills & Experience:

Proven experience as Network & Security Architect in large multi-site enterprise environments.
Strong expertise in routing switching firewalling VPN SD-WAN VLANs load balancing and hybrid/cloud connectivity.
Solid network cybersecurity background (segmentation DMZ design secure access resilience).
Vendor knowledge: Cisco Arista Fortinet Palo Alto F5 (or equivalent).
Excellent architecture documentation and communication skills.

Nice-to-Have / Tools:

TOGAF ArchiMate SAFe LeanIX.
Jira / Confluence (or Visio).

Soft Skills:

Technical leadership autonomy rigor.
Strong stakeholder management and cross-team communication.
Ability to run workshops with vendors and internal engineering teams.

Required Skills:

Network Architect Security Architect SD-WAN Secure SD-WAN DMZ Cloud Networking Hybrid Infrastructure LAN WAN VPN Firewall Cisco Arista Fortinet Palo Alto F5 Retail Multi-site Datacenter Design Authority HLD LLD DAT SASE ZTNA Segmentation.