Infrastructure Specialist

Infrastructure Specialist Join us as an Infrastructure Specialist at Barclays working with the Mainframe Security Engineering Team, where you'll build and maintain infrastructure platforms and products that support applications and data systems. You will use hardware, software, networks, and cloud computing platforms as required, with the aim of ensuring that the infrastructure is reliable, scalable, and secure. The team provides 24x7 support for production systems, so you will be expected to work standard hours and on an on‑call basis (weekends, evenings). To Be Successful In This Role You Should Have Expert knowledge of Mainframe security, including: RACF administration and the management of RACF profiles, user access, and permissions. The implementation and maintenance of RACF security policies and procedures to ensure data protection. Performance of regular audits and reviews of RACF access controls, resolving any security issues. Monitoring and response to security alerts; performing root cause analysis and implementing corrective actions. Understanding the implementation of Mainframe Certificates and Mainframe cryptography. Experience of Security Best Practices and Compliance, assisting in the development and maintenance of security policies and procedures. Knowledge of Enterprise Security Manager RACF. Expert knowledge of REXX programming, including: Proficiency in the development and maintenance of REXX and JCL scripts for the automation of security processes and monitoring. Allowing for the enhancement of system efficiency through scripting to support security operations. Working with development teams to optimize scripts for performance and maintainability. Expert knowledge of JCL, including: The creation, maintenance and troubleshooting of JCL scripts for batch processing in a secure manner. Ensuring that JCL scripts adhere to security best practices and company standards. Collaboration with the operations team to support job execution and resolve job failures. Some Other Highly Valued Skills May Include Knowledge of Mainframe z/OS architecture and Sysplex. Understanding of IDAM. Certification - CISSP / CISA / CISM. This role will be based out of the Knutsford location. Purpose of the role To build and maintain infrastructure platforms and products that support applications and data systems, using hardware, software, networks, and cloud computing platforms as required with the aim of ensuring that the infrastructure is reliable, scalable, and secure. Ensure the reliability, availability, and scalability of the systems, platforms, and technology through the application of software engineering techniques, automation, and best practices in incident response. Accountabilities Build Engineering: Development, delivery, and maintenance of high-quality infrastructure solutions to fulfil business requirements ensuring measurable reliability, performance, availability, and ease of use. Including the identification of the appropriate technologies and solutions to meet business, optimisation, and resourcing requirements. Incident Management: Monitoring of IT infrastructure and system performance to measure, identify, address, and resolve any potential issues, vulnerabilities, or outages. Use of data to drive down mean time to resolution. Automation: Development and implementation of automated tasks and processes to improve efficiency and reduce manual intervention, utilising software scripting/coding disciplines. Security: Implementation of a secure configuration and measures to protect infrastructure against cyber‑attacks, vulnerabilities, and other security threats, including protection of hardware, software, and data from unauthorised access. Teamwork: Cross‑functional collaboration with product managers, architects, and other engineers to define IT Infrastructure requirements, devise solutions, and ensure seamless integration and alignment with business objectives via a data‑driven approach. Learning: Stay informed of industry technology trends and innovations, and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth. Assistant Vice President Expectations To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions. Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes. If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others. OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes. Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organization sub‑function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc) to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave. #J-18808-Ljbffr