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Hilaire TchouateuHT

Hilaire Tchouateu

IP Network Architect - CCNP, PAN-NGFW

€450/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Hilaire

Currently a Consultant at Bouygues Telecom, within the IP Engineering department, I am responsible for the design and evolution of architectures for new clients across various domains such as: Datacenter, IP Fabric (SDA, ACI), Campus, and Legacy, supporting critical services (BGP, MPLS, Overlay, VXLAN/EVPN, datacenter interconnect, L2/L3 services).
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Paris (up to 50km)

Experience

  • Bouygues Telecom
    IP Network Architect
    TELECOMMUNICATIONS
    July 2022 - Today (3 years and 11 months)
    Vélizy-Villacoublay, France
    Major Architecture Projects:
    Campus Migration to Cisco SDA
    • Definition of the SDA architecture (Underlay / Overlay VXLAN, Campus Fabric)
    • Design of the IP underlay (OSPF / IS-IS) and overlay (LISP, VXLAN)
    • Migration of users and equipment without service interruption
    • WLAN integration and dynamic segmentation
    **Environment**: SDA, Catalyst 9K, VXLAN, LISP, Fortigate, 802.1X

    Legacy Data Center Migration to Cisco ACI
    • Conception of the target ACI architecture (Spine-Leaf fabric, VRF, Bridge Domains)
    • Definition of network and security policies (EPG, Contracts, L3Out)
    • Progressive migration of critical flows with a brownfield strategy
    • Integration with existing environments (Firewall, Load Balancer, DC interconnect)
    • Drafting of architecture documents and HLD / LLD
    Environment:Cisco ACI, APIC, Nexus 9K, BGP, VXLAN, Firewalls (Palo Alto / ASA / Forti)

    Interconnection of Client DCs with Operator DCs – Full MVNO
    • Design and implementation of the network interconnection between client Data Centers and operator Data Centers in a Full MVNO context
    • Definition of multi-flow network architectures (SI, Management) with segmentation and flow isolation
    • Implementation of IPsec VPN site-to-site tunnels with Fortigate, integrated into the DC infrastructure
    • Drafting of architecture documents and HLD / LLD
    • Coordination with Security, Systems, and Mobile Operator teams

    **Technical Environment**: Cisco Nexus (NX-OS), Fortigate, Palo Alto, IPsec VPN, VRF, VDOM, BGP/OSPF Routing

    **Other Tasks, Technical Environment, and Tools**:
    Level 3/architecture support for RUN teams in case of incidents

    **Ticket Handling**: Flow opening, routing, equipment decommissioning

    **Technical Environment and Tools**:

    CISCO CATALYST, CISCO NEXUS, NOKIA, PALO ALTO, FORTIGATE, F5, Loop, Jira, IPAM
  • SoNI Telecom Sarl
    Tech Lead
    TELECOMMUNICATIONS
    October 2018 - August 2021 (2 years and 10 months)
    Douala, Cameroon
    My responsibilities included:
    • Analysis of requirements, monitoring, and support for production teams,
    • Project management, Planning, and implementation,
    • Ensuring the delivered solutions comply with the specifications,
    Technical Achievements
    • Defining the network architecture and the system to be implemented,
    • Maintaining the operational condition of deployed infrastructures.
    • Installing VSAT sites in C, Ku, and Ka bands (For key accounts),
  • Afrikanet-GoSat
    IT Support Engineer
    TELECOMMUNICATIONS
    June 2017 - September 2018 (1 year and 3 months)
    Douala, Cameroon
    My responsibilities included:
    • Installation and maintenance of client sites,
    • Training sales representatives and partner technicians,
    • Designing technical tenders in telecommunications and IT with the UK team.
    Technical Achievements:
    • Assisting client sites with preventive and corrective maintenance,
    • Monitoring client VSAT sites on platforms (SatADSL, OSS),
    • Installing VSATs: Ka-band, Ku-band, C-band.

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Education

  • Specialized Master in Design
    Telecom Paris Palaiseau
    2022
    Mastère Spécialisé en Conception
  • Master II in Networks and Telecommunications
    L'Ecole Normale Supérieure D'Enseignement Technique (ENSET)
    2017
    Master II en Réseaux et Télécommunications

Skill set

Categories

  • Other