Senior Infrastructure Services Specialist

2 weeks ago

Sydney, New South Wales, Australia Westpac Group Full time

How will I help?

Infrastructure & Operations is embarking on a new operating model putting Westpac technologists in the driving seat by investing in our Level 3 engineering skills to enable a proactive operating model.

The Senior Infrastructure Services Specialist within the Mainframe Infrastructure Services team is required to lead and support Westpac's complex mainframe security environment within their technical expertise. This role plays an important part in the development and maintenance of technical solutions within the Mainframe environment and ensures that the detailed design and operations are fit for purpose.

Your key responsibilities include:

  • Responsible for supporting the Mainframe infrastructure security services, including technical validation of implementations and proposed configurations.
  • Responsible for supporting evaluation of technical changes and assessment of root-cause-analysis and corrective actions.
  • Responsible for providing Security Mainframe Infrastructure & Operations expert technical advice and superior customer service for resolution of complex problems/incidents or implementation of major changes.
  • Responsible for providing\supporting Mainframe technical advice for continuous service improvement initiatives.
  • Evaluates and provides expert recommendations for process improvements, in close collaboration with partners, vendors and third-party suppliers, to ensure continuous service innovation and improvement.
  • Monitors and drives effective resolution of
    • technical issues as identified and assigned in operational governance meetings.
    • issues related to control gaps to support risk and control issue management.
  • Provides and ensures effective technical governance over services delivered by partners, vendors, and third-party suppliers.
  • Proactively establishes, engages and maintains a "One Team" mindset with partners, vendors and third-party supplier to deliver a service end to end.

What's in it for me?

You will play an important and significant part in the future of a business that has been around for 200 years. Our vision is to become one of the world's great service companies. So, we will back you in the development of your career, with internal career prospects and flexible working. You will also be backed by a fantastic team of people in a can-do, supportive structure.

Whatever shape your family takes, we offer generous paid and unpaid parental leave for your nominated primary and support carers. This includes leave to organise adoptions, surrogacy, and foster care arrangements.

What do I need?

To be successful in this role, you will need to demonstrate the below skills:

  • Ten+ years relevant IT Mainframe industry experience with at least three years in a highly technical role.
  • Seven+ years' experience in a complex IT Mainframe Security infrastructure environment incorporating planning, implementation, operational management, configuration and maintenance.
  • Expert knowledge within the Mainframe Security environment with experience in RACF and\or ACF2.
  • Knowledge of the zSecure suite of tools.
  • Advanced analysis, problem solving and troubleshooting and consultative skills.
  • A firm understanding of a financial services operating environment and core applications and products desirable.
  • Excellent verbal and written communication skills.

What's it like to work there?

As well as competitive remuneration and a great culture, joining the Westpac family means you will get some of the best banking, wealth, and insurance benefits in the market.

We back our employees by helping them work towards industry-recognised qualifications, using online learning, training modules and career planning tools for you to grow with us. We will even pay you to do volunteer or community work.

We aim to provide one big, supportive team to help us achieve our purpose of creating better futures together. As well as competitive remuneration and a great culture, joining the Westpac family means you will have access to banking, wealth, and insurance benefits. #LI-Hybrid.

How do I Apply?

Start here. Just click on the APPLY button.

At Westpac we are committed to providing a supportive culture and creating diverse, inclusive, and accessible workplaces, branches, products and services for our customers, employees, and community. This role is open to experienced candidates seeking a discussion around workplace flexibility. We invite candidates of all ages, genders, sexual orientation, cultural backgrounds, people with disability, neurodiverse individuals, and Indigenous Australians to apply. If you have questions about the recruitment process, please email

Do you need reasonable adjustments during the recruitment process?

We can provide reasonable adjustments for individuals with disability and/or neurodiversity. If you require an adjustment to be made during the recruitment process at any stage, please call Option 2.3 or email


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