{"id":2014350,"url":"https://alion.io/job/ratp-ingenieur-devops-expert-conteneurisation-hf","title":"Ingénieur DevOps Expert Conteneurisation (H/F)","company":{"id":1756360,"name":"RATP","domain":"ratp.fr","url":"https://alion.io/company/ratp-fr","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","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":{"min":60000,"max":70000,"currency":"EUR","period":"year","gross":null,"usd_annual":78769},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon EKS","optional":false},{"name":"Ansible","optional":false},{"name":"ArgoCD","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Azure AKS","optional":false},{"name":"CI/CD","optional":false},{"name":"FinOps","optional":false},{"name":"Git","optional":false},{"name":"GitLab CI","optional":false},{"name":"GitOps","optional":false},{"name":"Grafana","optional":false},{"name":"HashiCorp Vault","optional":false},{"name":"Helm","optional":false},{"name":"IAM","optional":false},{"name":"Jira","optional":false},{"name":"Kanban","optional":false},{"name":"Kubernetes","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"OpenShift","optional":false},{"name":"PowerShell","optional":false},{"name":"Prometheus","optional":false},{"name":"Python","optional":false},{"name":"Scrum","optional":false},{"name":"Terraform","optional":false}],"status":"live","first_seen_at":"2026-10-01T19:48:01Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-16T01:39:50Z","board_verified":true,"closed_at":null,"days_open":14,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":14},"description":"Rejoignez RATP Group, un acteur majeur de la mobilité durable. En tant qu'Ingénieur DevOps Expert Conteneurisation, vous serez au cœur de notre offre de service conteneurs. Vous concevrez, opérerez et ferez évoluer notre plateforme CaaS, tout en accompagnant les équipes de développement et de production dans l'adoption de la plateforme et la conteneurisation de leurs applications. Vous bénéficierez d'une rémunération compétitive, d'un environnement de travail stimulant et de nombreuses opportunités de développement professionnel.\nMissions\nConcevoir, opérer et faire évoluer l'offre CaaS du groupe sur les trois périmètres : OpenShift, Azure AKS et AWS EKS.\nIndustrialiser le provisioning et le cycle de vie des clusters via l'Infrastructure as Code (Terraform, Ansible, GitLab-CI).\nDéfinir et diffuser les standards de la plateforme : sécurité, réseau, ingress, observabilité, GitOps.\nProfil recherché\nQuels sont les prérequis ?Titulaire d'un BAC+5, vous justifiez d'une expérience significative d'environ 8 ans sur les plateformes de conteneurisation, et plus spécifiquement :\nOrchestration & Conteneurs\n- Maîtrise experte de Kubernetes, déclinée sur les trois périmètres : OpenShift, Azure AKS et AWS EKS.\n- Gestion et déploiement de workloads (Helm charts, opérateurs, YAML).\n- Exposition et gestion des services, ingress et routes (couches L4 & L7).\n- Expertise en troubleshooting des environnements conteneurisés.\nCloud public Azure & AWS\n- Maîtrise des services managés associés à AKS et EKS : réseau (VNet/VPC, peering, private endpoints), identité (Entra ID / IAM), stockage et registres d'images (ACR / ECR).\n- Bonnes pratiques d'architecture cloud : haute disponibilité, multi-AZ, maîtrise des coûts (FinOps).\nCI/CD & GitOps\n- Excellente maîtrise de Git et GitLab-CI.\n- Expérience confirmée en mise en place de pratiques GitOps (ArgoCD, Flux).\n- Construction de solutions de déploiement applicatif sur Kubernetes.\nSécurité & Gestion des secrets\n- Expérience sur HashiCorp Vault pour la gestion des secrets.\n- Durcissement des clusters : RBAC, NetworkPolicies, admission control, scan d'images et de vulnérabilités.\nObservabilité\n- Mise en oeuvre de la supervision, des logs et des métriques des plateformes (Prometheus, Grafana ou équivalents).\nInfrastructure as Code & Automatisation\n- Excellente maîtrise d'Ansible et Terraform pour l'automatisation et le déploiement d'infrastructures.\n- Connaissances en virtualisation, réseau (concepts et solutions de Load Balancing) et stockage (SAN, NAS, Object).\nVous possédez également une solide expérience en développement (maîtrise des langages de scripting - bash / python / powershell).\nVous avez une bonne connaissance des méthodologies agiles et de l'outillage associé (Scrum, Kanban, Jira) et des pratiques DevSecOps.\nVous êtes reconnu.e pour :\nVotre forte adaptabilité et flexibilité\nVotre sens de la méthode, de l'analyse et de l'organisation\nVotre autonomie et prise d'initiative\nVotre capacité à travailler en équipe\nVotre pédagogie et votre goût pour l'accompagnement des équipes (rôle transverse d'expert)\nInformations pratiques :\n- Lieu : Noisy-le-Grand et Gare de Lyon (2 sites alternés)\n- Télétravail partiel (2 à 3 jours par semaine)","description_format":"text","description_chars":3210,"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":[{"name":"France","iso":"FR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-07T13:08:51Z"}],"visa":[],"liveness":{"score":75,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.833,"p_room":0.9,"age_days":13,"expected_fill_days":23,"reasons":["conf:3","velocity","win:mid"],"computed_at":"2026-10-15T05:46:00Z"},"pay":{"stated_usd_annual":78769,"is_top_pay":false},"html_url":"https://alion.io/job/ratp-ingenieur-devops-expert-conteneurisation-hf","json_url":"https://alion.io/job/ratp-ingenieur-devops-expert-conteneurisation-hf.json","meta":{"generated_at":"2026-10-16T03:52:33Z","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":510,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"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":1756360},"rest":"https://alion.io/mcp/rest/get_company?id=1756360"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fratp-ingenieur-devops-expert-conteneurisation-hf"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"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%2Fratp-ingenieur-devops-expert-conteneurisation-hf"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"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%2Fratp-ingenieur-devops-expert-conteneurisation-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/ratp-ingenieur-devops-expert-conteneurisation-hf\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fratp-ingenieur-devops-expert-conteneurisation-hf"}]}