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Sebastien Valtel

CTO / Infrastructure - Program - Telecom Director

Can work in or around Paris

  • 48.858705
  • 2.342865
Propose a project The project will begin once you accept Sebastien's quote.
Propose a project The project will begin once you accept Sebastien's quote.

Location and workplace preferences

Location
Paris, France
Can work onsite in your office in
  • around Paris and 50km

Preferences

Project length
Would prefer:
≥ 6 months
Would prefer to avoid:
  • ≤ 1 week
  • ≤ 1 month
  • Between 1-3 months
Company size
  • 50 - 249 people
  • 250 - 999 people
  • 1000 - 4999 people
  • ≥ 5000 people

Verifications

Freelancer code of conduct signed
Read the Malt code of conduct

Verified email

Languages

Check out languages spoken by Sebastien

Categories

Skills (23)

Sebastien in a few words

Forte expérience dans différents domaines informatiques (Network/Security/Computing/Workplace) : plus de 24 ans dans différents environnements (conseil en informatique, fabricant informatique, banque, industrie chimique, commerce de détail, énergie, logistique, luxe, Digital French Tech).

Architecte Technique pendant plus de 16 ans sur les solutions Infrastructure : Network & Security - De nombreuses certifications sur les solutions leaders du marché : Cisco, Check Point, F5, Palo Alto ...

Gestion informatique : Plus de 16 ans dans un contexte d'infrastructure globale (Télécom, Réseau, Sécurité, Système, Serveur, Stockage, BD, Solutions ERP, Dig. Workplace) - Equipe < 100 personnes - ServiceDesk / HelpDesk - Opération/Production 24h/7 jours

Direction de grands projets IT et plans de transformation (Datacenters, Cloud XaaS, VoIP, WAN, Cybersecurity, Compute Virtualisation, Move to Cloud, Infrastructure as Code, ...)

Stratégie informatique : Capacité à planifier l'évolution et le déploiement de solutions d'infrastructure sur 3 à 5 ans - Capacité à gérer un budget de fonctionnement > 30M€.

Expérience et culture internationale confirmée à travers différents postes internationaux.

Je suis disponible pour des missions de moyenne ou longue durée :
- DSI/CTO par interim et de transition
- Direction de programmes/projets
- Organisation de vos équipes
- Revue d'infrastructure (Audit/Cartographie, exploitabilité/monitoring, optimisation de coût, migration cloud, ...) et stratégie de montée en charge

Tarif indicatif à discuter en fonction de la durée mission et des conditions.

Check out Sebastien's full description

Experience

Hermès - Hermès

Luxury Goods

Head of Infrastructure Technology Platforms  - As a freelancer

Pantin, France

November 2022 - Today (4 months)

  • Technology Platforms Dpt (~60 people) - Reporting to Infrastructure OPS Director

- Transition Manager responsible of the following areas within the Worldwide Infrastructure functions: Networking & Telecoms, ToIP, Infras Security, Compute & Storage, Database (M3, Cegid Retail Y2), Datacenters & Cloud (AWS)

- This position requires Deep understanding of Modern Infrastructure technologies and software development practices including datacenters, networks, public cloud, infrastructure, containerization, CI/CD pipelines, databases, etc.

- Help the client manage transition (RUN/PROJECTS) during the recruitment process for the target organisation + Facilitate ex-manager to transition to New Move to Cloud Program

- Lead on Transformation Program & Infras Operations:
-- Budget +10M€
-- IT HR Department reorganization
-- Total review on existing IT process, governance and IT frameworks
-- Sync with CISO / CERT to apply remediation action plan
-- Cloud Strategy Review (=Infras as Code: GitLab, Terraform, Ansible, Kubernetes,.)
-- Service Catalog and SLA Review (New ITSM Product Service Now)
-- DRP / Business Continuity Review
-- Security Policy compliancy / Cybersecurity
-- Sourcing partners / Contract Review

Believe - Believe

Entertainment & Leisure

VP IT Infrastructure & Workplace

Paris, France

October 2020 - October 2022 (2 years)

EXEC Member - Responsible of the following areas within the Worldwide Infrastructure & Workplace functions; Networking & Telecoms, Unified Communication, Infrastructure Security, Compute & Storage, Database, Datacenters & Cloud (AWS/Azure/AliBaba), O365, Azure AD, All Digital Workplace products. This position requires Deep understanding of Digital Workplace, modern Infrastructure technologies and software development practices including datacenters, networks, public cloud, infrastructure, containerization, CI/CD pipelines, databases, etc. The Department is in charge to Design / Build (Project Management/ Integration) / RUN (Operate) all solutions and Business critical applications. On-going tasks already engaged:
- IT Department reorganization (Project to Product)
- Total review on existing IT process, governance and IT frameworks
- IT Master Plan review
- Datacenters Renew with Hybrid Public Cloud Strategy (=Infrastructure as Code: GitLab, Terraform, Ansible, Kubernetes, ...)
- Service Catalog and SLA creation
- DRP / Business Continuity Review
- Dataplatform Integration (Snowflake, Databricks)
- Security Policy compliancy / Cybersecurity
- Sourcing partners / Contract Review
- End-user support Review (HelpDesk/HQ Genius Bar/Hotline /IAM Integration)
- Asset Management Creation (GLPI, NETBOX)
- End-User Device Management (MDM =MS Intune + Jamf for Apple Devices)
- New Active Directory Design
- IPO / M&A IT integration

XPO Logistics, Inc.

Logistics & Supply Chain

IT Infrastructure Director, Europe

Manchester, UK

October 2017 - September 2020 (2 years and 11 months)

Responsible of the following areas within the European Infrastructure function; Networking & Telecoms, Compute & Storage, AS400 Platforms & Database Administration, Datacenters & Cloud, ERP
  • EU Team reorganization and management (~80 people - 5 Direct Report - 7 Main EU countries)
  • To Manage Budget (OPEX>30M€/CAPEX>15M€)
  • Transform EU IT Supply Chain & Transport Org to a merged EU IT Corporate Team
  • Define and Apply Global Infrastructure Strategy for Europe
- Datacenters consolidation
- Transversal Teams consolidation
- Business Partner Relationship (Supply Chain & Transport)
- Service vs Costs efficiency
- Technology Standardization
- Enforce IT Security in compliance with Group Security Policy
  • To review all Infrastructure Operational Processes / ITIL v3 (=Operational Excellence)
- Datacenters Management Operation 24/7 days
- SAP DB RUN
- DRP/BCP Yearly Executions
- Service Delivery / Service Catalog Review
- CMDB Review
  • To Define/Manage/Lead EU Projects (=EU Datacenters consolidation, M&A Infrastructure integration, Global WAN, LAN/WiFi on SaaS, Cloud Interconnect, Compute Virtualisation, AS400 MCO, Oracle MCO, DRP/BCP)
  • To manage relationship with external vendors & contractors (consolidation/ savings plan)
  • To Manage and report to XPO Global CTO (US) and CIOs (EU/US) Technologies Portfolio: Avaya/Cisco/Aruba(Switching/Routing) + Check Point (FW) + Palo Alto (FW/ IPS) + Fortinet (FW) + ForcePoint (SD-WAN) + F5 (LTM/GTM/LLC,AFM) + Cloud (Azure, VMWare, Google) + Zscaler (SaaS Proxy) + Dell/Cisco UCS Servers + PureStorage + IBM AS400/iSeries + EMC Storage + Database (Oracle Exadata/SQL) + SAP Infras + Backup Solutions (Veeam, Rubrik) + UC O365 (Skype/Teams) + MS Licensing (0365, SQL, Servers) + ITSM (ServiceNow)

ENGIE - Engie

Network Datacenters Service Line Director

Brussels, Belgium

October 2016 - September 2017 (11 months)

Check out Sebastien's experience

1 recommendation

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Education

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