System Administrator: Mainframe Performance Optimization

1 week ago

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 platform capacity to meet architectural and procurement requirements.
  • Collaborate with stakeholders to resolve performance-related incidents and identify opportunities for service and financial benefits.
Requirements:
  • Demonstrated expertise in mainframe and/or Tandem platforms, gained over 10 years of experience.
  • Proven leadership and delivery skills in improving service availability and optimizing costs.
  • Strong interpersonal and collaboration skills, enabling effective working relationships across diverse technical teams and suppliers.
Why Join Our Team:
  • We offer flexible work arrangements, supporting employee well-being and productivity.
  • A dynamic work environment that fosters growth and success.

  • Mainframe Optimization Specialist

    2 weeks ago

    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...

  • Mainframe Performance Lead

    2 weeks ago

    Dublin, Dublin City, Ireland beBeePerformance Full time €96,000 - €124,000

    Job Title:Mainframe Performance Lead About the Role:We are seeking a skilled professional to lead our Mainframe Performance efforts. As a key member of our team, you will be responsible for ensuring the optimal performance and capacity of our Mainframe platform.This is an exciting opportunity to leverage your technical expertise and experience in driving...

  • 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...

  • Mainframe Performance

    1 week 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...

  • Mainframe Performance

    1 week ago

    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...

  • Mainframe Performance

    2 weeks ago

    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...

  • Mainframe Performance

    2 weeks ago

    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...

  • 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...

  • Mainframe Performance

    3 days ago

    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...

  • Mainframe Performance

    2 weeks ago

    Dublin, Dublin City, Ireland AIB Group Full time

    Location/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 Performance/Capacity, Architectural evolution...