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Tyffen OffelmanTO

Tyffen Offelman

IT Procurement Category Manager

€550/day
Saint-Julien-en-Genevois, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Tyffen

Experienced buyer in IT & telecom, with over 12 years of expertise in negotiation, contracting, supplier management, and procurement strategy. Capable of managing complex projects and generating measurable savings through sourcing, rationalization, and optimization strategies. Reference for cybersecurity, business software, and IT intellectual services.
I am currently looking for a new opportunity to support your company in achieving its objectives.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Basic

Can work on-site
Saint-Julien-en-Genevois (up to 50km)

Experience

  • AUDEMARS PIGUET
    IT Procurement Category Manager
    LUXURY GOODS
    January 2024 - October 2025 (1 year and 9 months)
    Le Brassus, VD, Switzerland
    • Procurement Portfolio: several million CH (hardware, software, telecom, consulting/service rental, IoT)
    • Implementation of processes and strategy for intellectual and IT services (prioritization, panel, partnerships...)
    • Creation of templates: RFx, Contract, SLA, ESG, Specifications, needs request...
    • Participation in IVALUA implementation (Categorization, workshops...)
    • Strategic negotiations
    Supplier Negotiations Procurement Strategy Process Implementation Contract Negotiation Tender Management
  • Crédit Agricole Technologies et Services
    Expert IT Buyer
    January 2019 - January 2023 (4 years)
    Paris, France
    • Business software procurement for 73K employees & millions of customers (HRIS, cyber, UX, banking consulting...)
    • Cybersecurity reference with the implementation of an intrusion testing policy, purchase of code analysis software (negotiation: Sonar, GitLab, Microfocus, Checkmarx...)
    • Implementation of an IT intellectual services procurement policy: framework agreement, rationalization, internal process, year-end rebate with €400K gain in the first year
    • Management of IVALUA evolutions, new modules, upgrade
  • INNOHA
    IT / Telecom Procurement Consultant
    January 2017 - January 2019 (2 years)
    Paris, France
    CATS Mission
    • Purchase of 2 Z14 -Mainframe + Component: +20K MIPS additional → Cost breakdown: 22% gain (Avoided costs/procurement performance)
    • Rationalization and pooling of 'natural language' services: 57% annual gain (TCO)
    • Rehosting/Replatforming RFI: financial analysis, offer comparison, feedback
    RATP Mission
    • Renewal of the analog camera fleet to IP cameras (qualification of IP cameras at RTHD and RATP application): 24% procurement gain, i.e., €300K (final budget €1M)
    • Market benchmark and contracting for the installation and maintenance of the Etradeal solution following the acquisition of Etrali
    • Implementation of POC/calls for candidates following the end of a supplier's activity
    • Negotiation of Type 1 and 2 Application Maintenance Contracts (with cost breakdown) Budget €300K/ procurement gain 30% €110K

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Education

  • Atlantic Language
  • Master's Degree
    ESAP
    2016
    BAC+5

Skill set

Categories