Maxime CELLIER

Group Supply Chain Transformation at Latecoere

France

About

Experience

  • Latecoere (Toulouse, Occitanie, France)
    • Head of Group Supply Chain Transformation
      Jul 2025 - Present · 1 yr

    • Site Director
      Nov 2024 - Aug 2025 · 10 mos

      - Leadership of Elementary Parts Plant after un-planned resignation - Machining, sheet metal, welding, surface treatment, painting, small équipement and all support functions (maintenance, quality, supply chain etc…) - context of massive transfers toward lower cost country with objective to turn the site into a Customer Service center - 240+ employees in 2023, from 160+ to 100 during my leadership (70%+ temporaries) - Actively deployed and improved communication and intimacy with employees to keep up motivation, work as ONE team and deliver as budget - Collaborated closely with unions - Handed-over the site to new Customer Service division mid-2025

    • Group Transformation Program Manager
      Dec 2023 - Nov 2024 · 1 yr

      - Designed and implemented Group Transformation structure and governance - Designed Value Creation Plan with all functions (Operations, Procurement, support functions HR, finance…) for the 3-year horizon Group Business plan - Supported recovery of Purchasing Transformation plan to mitigate contract cliff, pursue transfers and compensate for inflations (diagnostic, governance, communication to shareholders, drumbeating with group commodity leaders) - diagnosed, designed, coached and successfully achieved implementation of a 12m€ indirect spend reduction plan (Group spend control tower, travel and training policies…) - Organized in collaboration with HR team health survey and workshops from Comex to plants - Closed collaboration with CEO

  • McKinsey & Company (5 yrs)
    • Junior Manager / expert
      Jan 2023 - Dec 2023 · 1 yr

      - Managed a team of McK consultants to run production and quality transformations - Established closed relationships with top leadership

    • Associate / Operations specialist
      Jan 2021 - Jan 2023 · 2 yrs 1 mo

      - Run 10+ manufacturing and maintenance transformations for European companies from metals, food, pharmaceuticals, telecommunication and aerospace industry - Diagnosed 20+ production sites to identify levers and potential to increase productivity and capacity or reduce costs - Designed and implemented concrete operational changes on several piloted sites and reached ambitious targets within a few months - Participated actively in developing McK internal knowledge (e.g., multi-site transformation roll-out, OEE increase for metal client, maintenance organization to increase wrench time) - Interviewed 20+ candidates in round 1 of McK entrance interviews (huge learning form this experience)

    • Consultant / junior specialist
      Jan 2019 - Jan 2021 · 2 yrs 1 mo

      - Part of the 2-year Operation Excellence Program - Service line Manufacturing - 1 day of training in Europe every 2 weeks for 2 years on Manufacturing & Supply Chain - Run several 3-4 month projects as junior specialist (indirect spend, FAL ramp up, Service operations cost improvement, production capacity increase…)

  • Safran (2 yrs)
    • Manager Unité Autonome de Production
      Dec 2017 - Dec 2018 · 1 yr 1 mo

      Management de l'UAP SAFE (Spatial Aéronautique Filtres et Elements) : - 3 secteurs de fabrication dont 2 en salle blanche - 30-35 opérateurs / 3 relais d'atelier / 1 ordonnanceur - 2 techniciens (qualité et méthode) en soutien - activités de plissage, collage des éléments métalliques, TS, brasure, soudure plasma, montage et essais sur banc, ultradepollution, comptage particulaire...

    • Superviseur chaîne de production
      Jan 2017 - Dec 2017 · 1 yr

      Management des chaînes de montage aéronautique et spatial en salle blanche - 16-18 monteurs ajusteurs + 2 relais d'atelier - classe de propreté exigée - activité d'assemblage et d'essais sur bancs - procédés spéciaux : TS, soudure plasma, ultradepollution et comptage particulaire

  • Travaux pré-Lean at Dassault Aviation
    Jun 2016 - Nov 2016 · 6 mos

    - Préparation de nouvelles gammes de fabrication - Etude des flux et de l'organisation de la chaîne en vue d'une possible montée en cadence - Optimisation de l'appareil de production (SMED)

  • Partenariat Grandes Ecoles at Armée de Terre
    Feb 2015 - Jul 2015 · 6 mos

    - 6 semaines de formation à l'Ecole Spéciale Militaire de Saint-Cyr Coëtquidan en tant qu'élève officier - 4 semaines de formation à l'École de l'infanterie de Draguignan - 3 mois au 3ème Régiment de Parachutiste d'Infanterie de Marine à Carcassonne en tant qu'Aspirant dont le commandant d’une section de 40 soldats