Mainframe Platform Optimization Specialist

7 days ago


Dublin, Dublin City, Ireland beBeeMainframe Full time €98,765 - €123,456
Job Overview

The Mainframe Performance and Capacity Lead is a critical role within the Enterprise Delivery organisation, responsible for managing the effective operation of the platform to ensure optimal performance and availability.

This position plays a pivotal part in driving business outcomes through technical excellence.

Key Responsibilities:
  • Ensure day-to-day performance of all applications and services supported by the platforms.
  • Manage capacity to ensure optimal use of technology resources while maintaining contract compliance.
  • Maintain a capacity plan with accurate projections to support architectural and new product procurement decisions.
  • Liaise with stakeholders to support avoidance or resolution of performance-related service incidents.
  • Identify and report potential opportunities to deliver clear customer service and financial benefits on an annual basis.
  • Assess the performance of new applications to ensure optimal operation.
  • Maintain and communicate related KPIs and capacity plans to stakeholders in a timely manner.
Required Skills and Experience:
  • 10+ years of technology experience, with knowledge of Mainframe and/or Tandem platforms.
  • 5+ years leading and delivering technology initiatives to improve service, system availability, and optimise costs.
  • Strong intra-personal and collaboration skills, with experience working across diverse technical teams and third-party suppliers.
  • Demonstrable experience setting goals and delivering on objectives.
  • Experience preparing and presenting reports, business cases, or innovation ideas to senior management.
  • Cultivating Innovation and driving forward change initiatives to conclusion.


  • Dublin, Dublin City, Ireland beBeeMainframe Full time €120,000 - €140,000

    Optimizing Mainframe EfficiencyWe are seeking a seasoned technology professional to lead our efforts in ensuring the optimal performance of applications and services supported by the Mainframe and Tandem platforms.Key Responsibilities:Develop and implement strategies to enhance system capacity and efficiency.Collaborate with stakeholders to resolve...


  • Dublin, Dublin City, Ireland beBeeEfficiency Full time €90,000 - €120,000

    Job Title: Mainframe Efficiency SpecialistAbout the Role:We are seeking an experienced professional to lead our mainframe performance and capacity efforts, ensuring optimal day-to-day performance of all applications and services supported by the platforms.Manage the capacity of the platforms to ensure optimal use of technology resources while maintaining...


  • Dublin, Dublin City, Ireland beBeeCapacity Full time €80,000 - €120,000

    Mainframe Performance SpecialistDrive technology innovation and lead high-performing teams within the Enterprise Technology division.This strategic role reports directly to the Head of Mainframe, Tandem and Midrange function, overseeing the effective management of the platform's multi-million cost base.Main Responsibilities:Ensure seamless execution of daily...


  • Dublin, Dublin City, Ireland beBeePerformance Full time €72,000 - €96,000

    Optimizing mainframe performance and capacity management requires a strategic approach to ensure optimal day-to-day operations. This critical role involves leveraging analytical skills, solution development, and delivery to drive business results.Main Responsibilities:Maximize technology resource utilization while maintaining regulatory compliance.Manage...


  • Dublin, Dublin City, Ireland beBeeCapacity Full time €90,000 - €120,000

    Mainframe Performance ExpertKey Responsibilities:Promote efficient operation of applications and services across the mainframe platform.Leverage expertise to manage capacity, ensuring optimal use of resources while maintaining contractual compliance.Maintain accurate capacity plans to support strategic architectural decisions and procurement...


  • Dublin, Dublin City, Ireland beBeePerformance Full time €90,000 - €120,000

    This role is crucial in our drive to maximise performance while ensuring we deliver the best customer experience.The effective management of the platform's technology resources is key to success.This position supports the Head of the function and requires excellent technical knowledge of the Mainframe and/or Tandem platforms.Key Responsibilities:Optimise...


  • Dublin, Dublin City, Ireland beBeeCapacity Full time €80,000 - €100,000

    Mainframe Performance and Capacity Lead RoleThis role is pivotal in the Enterprise Delivery organization, overseeing the efficient management of a multi-million dollar technology platform.The successful candidate will focus on managing Service Performance and Capacity Management for Mainframe and Tandem platforms.Ensure optimal day-to-day performance of all...


  • Dublin, Dublin City, Ireland beBeePerformance Full time €90,000 - €120,000

    Job Title:Mainframe Performance LeadJob DescriptionThe Mainframe Performance Lead plays a critical role in the Enterprise Delivery organisation, reporting directly to the Head of the Mainframe, Tandem and Midrange function. This role is responsible for ensuring optimal day-to-day performance of all applications and services supported by the platforms.Key...

  • Mainframe Performance

    2 weeks ago


    Dublin, Dublin City, Ireland Allied Irish Banks Full time

    OverviewMainframe Performance & Capacity Lead, DublinLocation/Office Policy:Central Park, Hybrid (2 days a week in the office, moving to 3 days in office from Jan 2026)Are you passionate about contributing and delivering value within a highly complex technology domain?Are you driven to take a pivotal role within an Enterprise Technology team supporting...


  • Dublin, Dublin City, Ireland Allied Irish Banks Full time

    Mainframe Performance & Capacity Lead, DublinLocation/Office Policy: Central Park, Hybrid (2 days a week in the office, moving to 3 days in office from Jan 2026)Are you passionate about contributing and delivering value within a highly complex technology domain?Are you driven to take a pivotal role within an Enterprise Technology team supporting platform...