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Lead Mainframe SRE

Greece, Athens Employment contract · Job Posted May 15, 2026
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Job Description

As a Lead Mainframe Site Reliability Engineer, you will drive the reliability and evolution of re-hosted CICS/TX and MQ platforms by leading critical operations, defining technical standards, and coordinating modernization efforts across middleware, infrastructure, and stakeholders.

Job Responsibility

  • Lead all critical platform activities for the re-hosted CICS/TX and MQ service, including incidents, upgrades, new features and structural improvements
  • Own the evolution of the re-platformed middleware stack, including coordination with IBM, application groups and DR/cloud-readiness efforts
  • Set technical standards for availability, housekeeping, performance, RCA and operational excellence in this senior-heavy tower.

Requirements

  • Senior enterprise depth in CICS/TX and MQ delivery, upgrades and cluster management
  • Strong command of Linux-hosted middleware reliability, performance and change-window control
  • Excellent stakeholder management and technical lead capability in a critical legacy-modernization context.

What we offer

  • Health insurance for the employee and one dependent family member (100% paid by NTT DATA)
  • Meal vouchers of 120€ per month (x12)
  • Corporate mobile phone: subscription & device
  • Teleworking equipment allowance
  • Internal Trainings Platform Account
  • Access to Open Up mental health service
  • 28 days of paid annual leave consisting of your legal holidays and compensation days
  • Access to certified psychologists and online mental health workshops
  • Diversity, Equity & Inclusion initiatives
  • BeFlex policy for work-life balance

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Lead Mainframe SRE

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  • Bachelor’s or Master’s degree in Computer Science, Engineering, Information Systems, or related field (or equivalent experience)
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  • Own the end-to-end technical service for re-platformed middleware and production-control platforms across production, non-production, and disaster recovery environments
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