Senior Network Engineer

Tyfali Consulting

Senior Network Engineer at Tyfali Consulting managing infrastructures across international datacenters. Responsible for ensuring network availability and security while leading engineering projects.

Posted 7/8/2026full-timeGuyancourt • 🇫🇷 FranceSenior💰 €50,000 - €52,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing complex, distributed LAN/WAN infrastructures and designing technical architectures, with a strong focus on network security and advanced operations using Fortinet, Cisco Meraki, and VMware NSX. Fluent in English, capable of collaborating across international teams and overseeing infrastructure projects.

Highest-signal resume keywords

Master’s Degree in Networks & Telecommunications5+ Years Experience with LAN/WAN InfrastructuresExpert in Dynamic Routing and Perimeter SecurityVMware NSX ProficiencyFortinet NSE 4/7 or Cisco CCNP Certification

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Dynamic RoutingPerimeter SecurityL2/L3 SupportTechnical Architecture DocumentationRouting Topologies DesignNetwork ConvergenceTraffic SecuritySDN Management

Tools & Technologies

FortinetCisco MerakiDell Technology StackVMware NSXAWS Networking Ecosystem

Certifications & Qualifications

Fortinet NSE 4/7Cisco CCNPVMware VCP-NV

Industry Keywords

Datacenter OperationsTelecom CoordinationInternational Sites ManagementEngineering Projects

Tech Stack

Tools & technologies

AWSFluxVMware

About the role

Key responsibilities & impact

Take operational responsibility for and drive the evolution of an ecosystem connecting two datacenters and more than 200 international sites
Address complex issues related to availability, traffic security, and network convergence
Play an active role in engineering projects related to the group's acquisitions
Define target architectures and draft Technical Architecture Documents (Dossiers d’Architecture Technique - DAT)
Design routing topologies for site openings and mergers
Lead advanced operations for the Fortinet / Cisco Meraki / Dell technology stack
Manage the SDN layer using VMware NSX
Provide L2/L3 support in accordance with SLAs
Oversee infrastructure and coordinate with telecom operators
Work closely with Systems and Security teams

Requirements

What you’ll need

Master’s degree (MSc / engineering school) specialized in Networks & Telecommunications
Minimum 5 years’ experience with complex, distributed LAN/WAN infrastructures
Expert in dynamic routing and perimeter security
Strong command of VMware NSX and the AWS networking ecosystem is a major advantage
Certifications highly desirable: Fortinet (NSE 4/7), Cisco (CCNP), or VMware (VCP-NV)
Fluent English required (global multi-site context)

Benefits

Comp & perks

2 days of remote work per week (after 6 months onsite)