Senior Infrastructure Specialist z/Linux
Role details
Job location
Tech stack
Job description
The Senior Infra Engineer will hold accountability for design, implementation, security, maintenance and support of software-defined infrastructure resources. They will work without the need for supervision and own and direct the tasks of more junior infra engineers. They will focus on Platform or Lab level objectives and may manage a sub-set of their team's technical products, The Senior Infrastructure Engineer will hold accountability for design, implementation, security, maintenance and support of software-defined infrastructure resources. They will work without the need for supervision and own and direct the tasks of more junior infra engineers. They will focus on Platform or Lab level objectives and may manage a sub-set of their team's technical products
The OpenShift on Z / z/Linux Engineer will provide specialist technical capability to support, engineer and enhance the z/Linux estate running on OpenShift on IBM Z (OCPz), IBM Z (z/VM) and associated x86 Linux environments. The role focuses on run-the-bank stability, product currency, engineering change and project delivery, ensuring highly available and secure Linux services that underpin critical business workloads.
What you'll be doing
- Act as a technical specialist for OpenShift on Z (OCPz), supporting platform stability, engineering change and ongoing enhancement.
- Provide BAU support for the z/Linux estate, including incident, problem and change activity across development, test and production environments.
- Build, configure and maintain RHEL based z/Linux virtual guests running on IBM Z under z/VM.
- Deliver product currency and security remediation across both OpenShift and Linux platforms, including upgrades, patching and vulnerability remediation in line with enterprise standards.
- Support engineering and project activity, including OCPz platform improvements, infrastructure upgrades and service improvements.
- Work closely with adjacent platform teams (z/OS, storage, network, security and application teams) to deliver integrated outcomes.
- Produce and maintain technical documentation, build guides and operational runbooks for both OCPz and Linux platforms.
- Participate in on call or out of hours support as required by the service.
Why join us?
We're transforming at pace. Investing billions in our people, data and tech to change the way we meet the needs of our 28 million customers. We're growing, and we'd love you to be part of the journey., Our ambition is to be the leading UK business for diversity, equity and inclusion supporting our customers, colleagues and communities and we're committed to creating an environment in which everyone can thrive, learn and develop.
Requirements
- Strong hands-on experience with Openshift / container platforms, ideally OpenShift on IBM Z (OCPz).
- Experience working in enterprise production environments with high availability and regulatory requirements.
- Good working knowledge of Linux, ideally RHEL on s390x architecture.
- Good understanding of z/VM, virtual guest provisioning and Linux system administration.
- Proven experience with OS patching, upgrades and vulnerability management.
- Familiarity with incident, problem and change management in a controlled environment.
- Ability to work independently while integrating effectively within an established platform team
And any experience of these would be great
- Deep experience with OpenShift platform engineering and cluster lifecycle management.
- Experience with automation tooling such as Ansible and Red Hat Satellite.
- Knowledge of mainframe-adjacent technologies and enterprise DevOps tooling.
We know that great talent comes from many backgrounds. Whilst this job advert may reference specific years of experience, we recognise that skills are developed in many ways, so if you have relevant, transferable experience, we encourage you to apply.
Benefits & conditions
We also offer a wide-ranging benefits package, which includes:
- A generous pension contribution of up to 15%
- An annual performance-related bonus
- Share schemes including free shares
- Benefits you can adapt to your lifestyle, such as discounted shopping
- 30 days' holiday, with bank holidays on top
- A range of wellbeing initiatives and generous parental leave policies