Hays - System Mainframe Specialist at Hays

Poste Hays - System Mainframe Specialist
Publié le 20 May 2026
Expiré 19 Jun 2026
Entreprise Hays
Lieu Luxembourg | LU
Type de contrat Full Time

Description du poste :

Dernières informations de recrutement de Hays pour le poste de Hays - System Mainframe Specialist. If the Hays - System Mainframe Specialist offre à Luxembourg correspond à votre profil, soumettez votre candidature directement via le portail Jobkos mis à jour.

Notez que décrocher un emploi demande de répondre à des critères spécifiques fixés par l'employeur. Nous espérons que cette opportunité chez Hays pour le poste de Hays - System Mainframe Specialist ci-dessous correspond à vos attentes.

We are currently supporting a key client on a strategic initiative and are looking for an experienced Mainframe System Engineer (Medior to Senior level) to join a dedicated mission within a critical z/OS environment.
Assignment Overview:
This is a dedicated freelance assignment (or CDI via portage) with an initial duration of 6 to 12 months, with strong potential for extension depending on client needs and project evolution.
The role is focused on Mainframe transformation, migration, and upgrade projects, including infrastructure modernization and system enhancements.
Lieu: On-site presence is mandatory
Conditions:
  • Availability for weekend work (overtime may be required)
  • High-demand environment requiring strong stress management capabilities


Key responsibilities
  • Actively contribute to Mainframe LPAR migrations, specifically from z16 to z17
  • Manage and optimize z/OS environments
  • Work closely with IBM teams on Hardware configuration and setup
  • Lead or support migration of Mainframe tools, particularly from Broadcom solutions to IBM or BMC software
  • Participate in operating system upgrades and ongoing maintenance activities
  • Contribute to upgrades of third-party software (DB2, CICS, Cobol, IBM MQ, IWS, etc.)
  • Ensure stability, performance, and reliability of critical systems
  • Operate within structured IT processes aligned with ITIL standards

Required skills & experience
  • Proven experience as a Mainframe System Engineer (Medior or Senior level)
  • Deep expertise in z/OS (mandatory)
  • Demonstrated experience with Mainframe LPAR migration (z16 to z17)
  • Strong background in Hardware configuration in collaboration with IBM
  • Experience with Mainframe tool migration (Broadcom to IBM or BMC environments)
  • Strong involvement in OS and software upgrade projects
  • Solid knowledge of Mainframe ecosystems and third-party tools
  • ITIL knowledge is mandatory
  • Fluency in English is mandatory (written and spoken)

Soft skills
  • Excellent communication skills, both written and verbal
  • Ability to work under pressure in highly critical environments
  • Strong sense of ownership and accountability
  • Proactive, autonomous, and solution-oriented mindset
  • Team player with strong collaboration skills

Détails de l'offre :

  • Entreprise: Hays
  • Poste: Hays - System Mainframe Specialist
  • Lieu de travail: Luxembourg
  • Pays: LU

Comment postuler :

Après avoir lu et compris les critères et les qualifications requises dans l'annonce Hays - System Mainframe Specialist at the office Luxembourg ci-dessus, préparez immédiatement votre dossier (lettre de motivation, CV, copie de diplôme, etc.) et envoyez-le via le lien Page Suivante ci-dessous.

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