{"id":3452812,"url":"https://alion.io/job/eternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-hf","title":"Expert Mainframe IMS – Ingénieur Middleware Mainframe H/F","company":{"id":3908418,"name":"EterniTech","domain":"eternitech.fr","url":"https://alion.io/company/eternitech","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":"freelance","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":null,"salary_estimate":{"min_usd":49000,"max_usd":96000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":46},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"IMS","optional":false},{"name":"z/OS Connect","optional":false},{"name":"COBOL","optional":true}],"status":"live","first_seen_at":"2026-10-29T08:36:36Z","employer_posted_date":null,"last_verified_at":"2026-10-29T08:36:36Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":5},"description":"Localisation : Paris / Bordeaux\nAnglais : Obligatoire\nDémarrage : Asap\nEnvironnement : Mainframe IBM z/OS, IMS, SYSPLEX\nContexte de la mission\nAu sein d’une équipe d’ingénierie Middleware Mainframe, vous intervenez sur une plateforme Mainframe de très grande envergure, parmi les plus importantes d’Europe. Vous rejoignez l’équipe Moteurs Transactionnels, composée de huit collaborateurs répartis entre Paris et Bordeaux.\nVous êtes responsable de l’administration, du maintien en condition opérationnelle et de l’évolution du composant IMS, dans des environnements Mainframe complexes, mutualisés et critiques.\nVous travaillez en collaboration avec les équipes techniques, opérationnelles et projets, ainsi qu’avec un centre de services international basé en République tchèque.\nMissions principales\nAdministrer et maintenir en condition opérationnelle les environnements IMS sur Mainframe IBM z/OS.\n\nGérer les obsolescences, les vulnérabilités et les évolutions techniques du composant.\n\nAssurer le suivi du fonctionnement d’IMS et des outils d’administration associés.\n\nTraiter les demandes d’installation, de configuration et d’évolution.\n\nDétecter, analyser et résoudre les incidents et anomalies, en participant aux procédures d’escalade et de gestion de crise.\n\nRéaliser des opérations de fiabilisation, d’optimisation et d’amélioration continue.\n\nApporter une expertise technique et sécurité aux projets intervenant sur les environnements transactionnels.\n\nAccompagner les équipes opérationnelles et projets, et adapter les procédures et consignes d’exploitation.\n\nAssurer une veille technologique afin de garantir le maintien à niveau des composants.\n\nParticiper aux projets d’évolution de la plateforme et échanger régulièrement en anglais avec le centre de services international.\n\nCompétences techniques recherchées\nIndispensables :\nExpertise confirmée du middleware IBM IMS sur Mainframe.\n\nMaîtrise des outils d’administration IMS, notamment AMI Ops, Fault Analyzer et MainView.\n\nBonne maîtrise des architectures SYSPLEX : mise en œuvre, administration et suivi.\n\nSolide connaissance de l’environnement système IBM z/OS.\n\nExpérience en exploitation, MCO, gestion des incidents et évolutions techniques Mainframe.\n\nAnglais professionnel obligatoire, à l’oral comme à l’écrit.\n\nAtouts supplémentaires :\nConnaissance de CICS et CTG.\n\nConnaissance de z/OS Connect, des API et des Web Services.\n\nExpérience des environnements Mainframe critiques et fortement mutualisés.\n\nProfil recherché\nProfil recherché\nNous recherchons un expert Mainframe spécialisé IMS, autonome et rigoureux, capable d’intervenir sur des environnements complexes et sensibles.\nVous disposez d’un excellent esprit d’analyse, d’un bon sens de la synthèse et d’une communication fluide avec des interlocuteurs techniques variés. Votre sens du service, votre méthode et votre capacité à travailler dans un contexte international sont essentiels.","description_format":"text","description_chars":2921,"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":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Information Security","IT Consulting & Digital Transformation"],"lifecycle":[{"event":"open","at":"2026-10-29T11:58:01Z"}],"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":35,"reasons":["seen:4","velocity","win:early"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/eternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-hf","json_url":"https://alion.io/job/eternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-hf.json","meta":{"generated_at":"2026-11-03T13:57:52Z","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":19500,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":3908418},"rest":"https://alion.io/mcp/rest/get_company?id=3908418"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Feternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-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%2Feternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-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%2Feternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-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/eternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-hf\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Feternitech-expert-mainframe-ims-ingenieur-middleware-mainframe-hf"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3452812}},{"tool":"search_jobs","arguments":{"company":"eternitech.fr","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3452812},"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"}}