{"id":3752363,"url":"https://alion.io/job/nexton-ai-engineer-senior-hf","title":"AI Engineer Senior H/F","company":{"id":7029,"name":"Nexton","domain":"nexton-consulting.com","url":"https://alion.io/company/nexton","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Paris, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AIOps","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Clean Architecture","optional":false},{"name":"Docker","optional":false},{"name":"Function Calling","optional":false},{"name":"Kubernetes","optional":false},{"name":"LangChain","optional":false},{"name":"LangGraph","optional":false},{"name":"LLM","optional":false},{"name":"LLM Guardrails","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"OpenAI","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"SLI/SLO/SLA","optional":false}],"status":"live","first_seen_at":"2026-11-04T15:13:07Z","employer_posted_date":"2026-11-04","last_verified_at":"2026-11-09T06:37:36Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Qui sommes-nous ?\nRejoindre NEXTON, c'est intégrer une entreprise où convergent l'esprit d'un cabinet de conseil, la créativité d'une Factory et la dynamique d'une ESN ! Grâce à notre expertise, nous accompagnons des clients grands comptes et des pure players tels que SNCF, Orange, et BNP Paribas dans leurs stratégies d'évolution et d'innovation digitale.\nFondée en 2011, NEXTON réunit aujourd'hui une équipe de plus de 450 experts spécialisés dans le digital, le design, l'agilité, le produit et le développement. Ensemble, ils créent un écosystème riche en connaissances et en compétences diversifiées.\n NEXTON recrute un AI Engineer H/F, en CDI, à Paris !\nTon futur environnement de travail :\nPour l’un de nos clients de Grands Comptes, tu rejoins une organisation en forte dynamique de transformation stratégique.\n Tes missions :\nConcevoir et implémenter des solutions d’IA générative robustes, en mobilisant les services Azure (Azure OpenAI, Azure AI Search, MS Foundry…) et les frameworks agentiques adaptés.\n\nConstruire des architectures RAG performantes.\n\nDévelopper des agents outillés et implémenter/consommer des protocoles type MCP.\n\nProduire un code Python production-grade, testé, instrumenté et maintenable.\n\nMettre en œuvre les pratiques CI/CD, monitoring, alerting, logs, SLOs afin d’assurer la qualité opérationnelle.\n\nInstrumenter et évaluer les solutions.\n\nIntégrer la sécurité by design (RBAC, guardrails, content filtering, prompt shielding).\n\nAccompagner la montée en compétence des équipes et diffuser les bonnes pratiques GenAI & Ops.\n\nContribuer à l’évolution de la plateforme GenAI : architecture cible, standardisation des patterns, observabilité, gouvernance.\n\n De formation supérieure (BAC+5), tu justifies d’une expérience significative en engineering IA / GenAI.\nCompétences techniques :\nTu maîtrises des principes d’architecture logicielle (modularité, Clean Architecture, découplage).\n\nTu possèdes de solide expertise en développement Python production-grade.\n\nTu as de l'expérience avec des frameworks agentiques (Microsoft Agent Framework, LangGraph, Langchain…).\n\nTu as une très bonne connaissance des services Azure dédiés à l’IA générative et de leur déploiement en environnement sécurisé (réseau privé, Managed Identity…).\n\nTu comprends les mécanismes de tool calling dans les architectures LLM.\n\nTu possèdes ompétences en AIOps, observabilité et évaluation des modèles.\n\nTu as de l'expérience avec Docker et idéalement Kubernetes.\n\nTu as une sensibilité forte aux enjeux de sécurité, conformité et gouvernance.\n\n Pourquoi choisir NEXTON ?\nNous te proposons des avantages et des opportunités pour enrichir ton expérience professionnelle et personnelle tout au long de l'année :\nDes communautés dynamiques pour t'accompagner dans ton parcours.\nDes Meet Up pour développer tes compétences.\nDes formations pour te réinventer et progresser.\nDes événements sportifs et festifs pour t'épanouir.\nUn forfait mobilité durable pour faciliter ton quotidien et encourager la mobilité douce.\nUn téléphone de dernière génération pour rester connecté.\nPrêt à nous rejoindre ? Rencontrons-nous !\nNEXTON","description_format":"text","description_chars":3128,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"French","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["AI Consulting & Integration","Analytics & BI Consulting","Data Engineering & Migration Services"],"lifecycle":[{"event":"open","at":"2026-11-04T15:45:08Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":30,"reasons":["conf:3","velocity","win:early","comp:brand"],"computed_at":"2026-11-09T06:03:00Z"},"pay":null,"html_url":"https://alion.io/job/nexton-ai-engineer-senior-hf","json_url":"https://alion.io/job/nexton-ai-engineer-senior-hf.json","meta":{"generated_at":"2026-11-09T11:09:52Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":12730,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-10T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":7029},"rest":"https://alion.io/mcp/rest/get_company?id=7029"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnexton-ai-engineer-senior-hf"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fnexton-ai-engineer-senior-hf"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fnexton-ai-engineer-senior-hf"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/nexton-ai-engineer-senior-hf\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnexton-ai-engineer-senior-hf"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3752363}},{"tool":"search_jobs","arguments":{"company":"nexton-consulting.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3752363},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}