INTERNSHIP DETAILS
Stage Architecte SI – IA Générative (Python/RAG) (H/F)
CompanyALTEN
LocationGrenoble
Work ModeOn Site
PostedOctober 20, 2026

Internship Information
Core Responsibilities
The intern will develop AI agents for system architecture and integrate them into the company's sovereign GenAI platform. They will also document best practices and evaluate GenAI tools to redefine architectural methodologies.
Internship Type
temps complet
Company Size
39388
Visa Sponsorship
No
Language
French
Working Hours
40 hours
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About The Company
𝐀 𝐰𝐨𝐫𝐥𝐝 𝐥𝐞𝐚𝐝𝐞𝐫 𝐢𝐧 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 𝐚𝐧𝐝 𝐈𝐓 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬
ALTEN is committed to meeting the expectations of its stakeholders and anticipating their requirements in the fields of innovation, R&D, and technological information systems.
Founded in 1988 and present in 30+ countries, the Group has established itself as the global leader in Engineering and IT Services. ALTEN operates with major players in the Aeronautics, Space, Defence, Naval & Security, Automotive, Rail & Mobility, Energy & Environment, Life Sciences – Health, Industrial Equipment & Electronics, Telecoms, Banking, Finance & Insurance, Retail & Services, Public Services & Government sectors.
OUR VISION: BUILDING TOMORROW’S WORLD TODAY
We are convinced that engineers are the architects who build tomorrow’s world today. As a global leader in Engineering and IT Services, we support businesses in their technological and sustainable transformation. We commit to making a positive impact over time and on people, pushing the boundaries of innovation, and always staying one step ahead. We are driven by one ambition: to think about the future in the present.
A LEADING GLOBAL TECHNOLOGY PARTNER
ALTEN is involved in all projects with a technological dimension for the Technical, Research & Development Divisions and IT Systems Divisions of major corporate, telecoms and service clients, requiring the involvement of high-level Consultant-Engineers. To achieve this, the Group has put in place a world-renowned technical organization of excellence.
🔹 12 Industries covered
🔹 21 Delivery Centers
🔹 6,500+ Clients
FULL COVERAGE OF TECHNOLOGIES
The Group covers a wide range of expertise in Engineering and IT Services in order to meet our clients’ needs.
We bring together and coordinate at the transnational level, specialists and consultants, experts in their profession who support our clients in their issues of digital transformation, innovation, product development, supply chain, etc.
About the Role
Description de l'entreprise
📍 Localisation: IDF (Bezons) | 📅 Durée: 5-6 mois | 🎯 Domaine: Architecture SI, IA Générative, Agentic GenAI, Outillage, Python, vLLM, RAG
Pourquoi postuler ?
- Rejoins Worldgrid (Eviden) et deviens un·e pionnier·ère de l’architecture SI augmentée par l’IA.
- Innovation radicale : Participe à la réinvention du métier d’architecte SI grâce à l’IA générative.
- Projet stratégique : Travaille sur des outils concrets (Archimate, draw.io) et une plateforme GenAI souveraine développée en interne.
- Impact long terme : Tes contributions aideront à définir les standards de l’architecture SI de demain.
- Environnement inspirant : Intègre une équipe à la pointe de la tech dans la région parisienne.
- Possibilité de CDI dans un domaine en pleine révolution.
Description du poste
Tes Missions
- Réaliser un état de l’art des outils GenAI pour les architectes (production de documents, méthodologies, outillages).
- Définir le rôle et les missions types d’un agent IA 'Architecture'.
- Développer ou utiliser des extensions pour des outils existants (ex : Archimate).
- Créer un ou plusieurs agents IA sur la plateforme GenAI souveraine de Worldgrid.
- Tester et valider les solutions proposées avec l’équipe technique.
- Documenter les processus et les bonnes pratiques pour les futurs architectes.
Qualifications
Ton Profil
- Étudiant·e en dernière année (École d’ingénieur ou Master 2) en informatique, architecture SI, ou IA.
- Passionné·e par l’intelligence artificielle, en particulier la GenAI et son application aux métiers techniques.
- Curieux·se, autonome et motivé·e par les défis innovants.
- Compétences techniques : Python, vLLM, RAG, Archimate, draw.io, Agents IA.
- Capacité à analyser des processus métiers et à proposer des solutions techniques.
Ce que tu gagneras
- Expérience unique à l’intersection de l’architecture SI et de l’IA générative.
- Maîtrise des outils modernes d’architecture (Archimate, draw.io) et des technologies GenAI (vLLM, RAG, Agents IA).
- Contribution à un projet visionnaire : Redéfinir le rôle de l’architecte SI avec l’IA.
Key Skills
PythonGenAIRAGvLLMArchimateDraw.ioAI AgentsSystem ArchitectureProcess AnalysisTechnical Documentation
Categories
TechnologySoftwareData & AnalyticsEngineeringConsulting
Benefits
Potential for permanent contractInnovative work environment
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