Contractor job Mission Freelance – Security Expert Data & AI (H/F)

Ile-de-France

Comet

Big Data

Cybersecurity

Job position Mission Freelance – Security Expert Data & AI (H/F)

Contractor

As soon as possible

1 year

400-580 €

5 to 10 years experience

Hybrid

Ile-de-France, France

Published on 09/02/2026

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Dans le cadre d’un programme stratégique Data & AI à forte visibilité, nous recherchons un Expert Cybersécurité Data & Intelligence Artificielle pour accompagner la sécurisation de services et plateformes IA à l’échelle d’un grand groupe international.

Contexte de la mission

Vous intervenez au sein d’équipes Data & Analytics afin de garantir la sécurité des plateformes, services et usages IA, en lien étroit avec les équipes IT, sécurité et métiers.

Missions principales

Intégration de la sécurité dès la conception des projets Data & AI (security by design)
Accompagnement des équipes projets et des responsables sécurité métiers
Pilotage de la conformité sécurité (audits, plans de remédiation, reporting)
Gestion et contribution aux incidents de cybersécurité
Définition et déploiement de standards, règles et baselines sécurité
Sensibilisation et montée en compétence des parties prenantes

Candidate profile

Compétences attendues

Cybersécurité (confirmé)
Environnements Microsoft Azure (PaaS / IaaS)
IA & services IA (usages, architectures, risques, Copilot, agentic AI)
Data Governance
Microsoft 365 Copilot
Français & anglais courants

Profil recherché : expert opérationnel, à l’aise dans des environnements complexes, avec une vraie capacité à dialoguer aussi bien avec des équipes techniques que métiers.

Discover Comet

Paris, France

20 - 99 employees

Start-up

Comet, the agile talent ecosystem. We match our pool of over 50000 motivated and available, qualified and active tech freelancers, with company missions. Our goal is to satisfy both sides: relevant and prompt skills for companies, security and inspiring projects for freelancers. Comet’s freelance talent community comes highly motivated, because they choose the projects on which they work. We screen and evaluate the best tech and data talents to build an elite community. Powered by AI in order to intelligently detect, qualify and match a contingent workforce with corporate projects, to enhance and simplify user experience. With clients such as L’Oréal, Les Mousquetaires, Allianz, Pernod Ricard, Total -a client base that makes up 35% of the CAC40, we're the agile workforce for the digital age. To confront today's digitally-disrupted global marketplace and cater to the hyper-connected consumer of tomorrow, true agility is required. Technology alone is not enough, it is through the human that real transformation can be sustained. The technology is available and the consumer is ready. Comet provides the missing part: the people. We are 50+ in the team today, and are looking for amazing talents to join us! Our headquarters is in the hearts of Paris, Lyon, Lille and Nantes.

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Mission Freelance – Security Expert Data & AI (H/F)

Comet