{"id":3268254,"url":"https://alion.io/job/alten-data-engineer-hf-6","title":"Data Engineer (H/F)","company":{"id":52934,"name":"ALTEN","domain":"alten.com","url":"https://alion.io/company/alten-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":76,"open_postings":83,"ghost_share":0,"stale_share":0.976,"repost_share":0,"time_to_fill_p50_days":27,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Toulouse, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":40000,"max_usd":68000,"period":"year","method":"role_country_seniority_unknown","sample_n":184},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ETL/ELT","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-26T08:53:12Z","employer_posted_date":"2026-10-26","last_verified_at":"2026-10-29T10:38:13Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Leader de l’Ingénierie et des IT Services, présent dans plus de 30 pays, le groupe ALTEN accompagne la stratégie de développement de ses clients dans les domaines de l’innovation, de la R&D et des systèmes d'information technologiques.\nPlus qu’un poste, découvrez l’aventure qui vous attend au sein d’une entreprise engagée.\n Votre environnement\nVous rejoignez une équipe Data intervenant sur la conception et la mise en œuvre de plateformes de données au service de programmes aéronautiques et défense, dans un environnement industriel à forte exigence de performance, de fiabilité et de sécurité des données.\nLes projets portent sur la collecte, le traitement et la mise à disposition de données issues de systèmes complexes, afin de répondre aux besoins d’analyse, de reporting et de pilotage des activités.\nLes missions s’inscrivent dans un contexte long terme, avec des projets structurants et des perspectives d’évolution technique.\nVos missions\nEn tant que Data Engineer, vous êtes responsable de la construction et de l’industrialisation des chaînes de données :\nConcevoir, développer et maintenir des pipelines de données (collecte, transformation, stockage).\n\nMettre en place et faire évoluer les architectures Data (ETL/ELT, data lake, data warehouse).\n\nGarantir la qualité, la performance et la fiabilité des traitements de données.\n\nOptimiser les flux de données et les modèles de stockage.\n\nCollaborer avec les Data Analysts et les équipes métier pour répondre aux besoins de consommation de la donnée.\n\nParticiper à l’industrialisation des solutions Data (automatisation, supervision).\n\nContribuer à la documentation technique et aux bonnes pratiques Data.\n\n Profil recherché\nIssu(e) d’une formation en informatique, data ou équivalent, vous justifiez d’une expérience significative en data engineering, acquise sur des environnements de données complexes.\nVous appréciez les sujets techniques, l’industrialisation et le travail en équipe sur des projets Data structurants.\nCompétences appréciées\nMaîtrise de SQL et des bases de données relationnelles\n\nExpérience avec des outils ETL / ELT et pipelines de données\n\nConnaissance des environnements Big Data / Data Platform (selon contexte projet)\n\nSensibilité aux problématiques de qualité, performance et sécurité des données\n\nRigueur, autonomie et esprit d’équipe\n\n Pourquoi nous rejoindre ?\nDes projets Data à forte valeur ajoutée dans les secteurs aéronautique et défense\n\nDes missions long terme offrant visibilité et stabilité\n\nUne montée en compétences sur des technologies et outils Data modernes (SQL, ETL, BI, Cloud, IA)\n\nL’opportunité de contribuer à l’industrialisation des données et à la valorisation de l’information\n\nUn accompagnement personnalisé tout au long de la mission par les équipes ALTEN","description_format":"text","description_chars":2776,"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":["IT Consulting & Digital Transformation","Engineering 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