Ingénieur Systèmes Mainframe H/F

Job description

You are a Mainframe Systems Engineer and want to contribute to major developments at CA-GIP. You will join the Mainframe Software Foundation team, responsible for the Mainframe software infrastructure within the Compute & Cloud Experience division.

The team provides all Mainframe software and maintains the reference system, including methods, procedures, tools, standards and SMP/E. Its administration and expertise activities focus on z/OS and related software, including schedulers, automation, outputs and monitoring.

The Mainframe Systems Engineer is responsible for the integrity and maintenance of the z/OS system supporting Group applications. The role covers z/OS and associated software, databases, Mainframe middleware, and Mainframe servers and storage.

• Contribute to infrastructure projects, including the selection, definition and implementation of Mainframe environments and associated network architectures.
• Administer Mainframe servers and ensure their operational maintenance.
• Lead technical and functional developments.
• Detect, handle and monitor domain alerts and incidents, including resolution, workaround implementation and eradication.
• Provide direct support for all or part of a project.

Why CA-GIP?

Crédit Agricole Group Infrastructure Platform manages 80% of the Crédit Agricole Group's IT production. CA-GIP has more than 2,000 employees across eight sites in France and operates in areas including DevOps, Hybrid Cloud, Digital Workplace, cybersecurity, telecommunications and networks.

CA-GIP offers training, mobility opportunities, coworking options and two remote-working days per week. The company is committed to diversity and inclusion, and all job offers are open to people with disabilities.

Profile

You have higher education or training in computer science and 6 to 10 years of experience.

Required skills: z/OS networking (TPX, VTAM, SNA, RSA), product installation (SMP/E), PD Tools, z/OS UNIX System Services (USS), z/OS TSO/ISPF, technical project management, schedulers (TWS, IWS), and JCL.

Behavioural skills: rigour, autonomy, team spirit and cooperation, curiosity, open-mindedness and interpersonal skills.

Starting date: 02/11/2026