UNIX Application System Engineer (Ref: 383)

AubayLUXEMBOURG VILLE, Luxembourg, Luxembourg

On-site Full-time

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Experience Level

Experience

Qualifications

Your Profile:• Proven experience, versatility, strong autonomy, and work rigor (testing, change management, production deployment, and documentation).• A solid understanding of operating in a critical financial environment with high SLAs and quality service expectations towards users.• Ability to autonomously execute your technical project through analysis, installations of AIX LPAR or Red Hat machines, and more.

About the job

What you will manage

470 Red Hat Enterprise Linux servers (versions 7, 8, and 9), with 95% virtualized, hosting essential applications for users
Power servers running AIX 7 with PowerVM/VIO (NPIV, SEA), managing about 100 partitions under NIM, supporting applications and databases such as Oracle, Websphere Application Server, and Swift
OpenShift clusters that host critical applications
Open storage arrays (Windows/Linux)
Commvault backup infrastructure, including both software and hardware

Key responsibilities

Participate in banking projects, focusing on installing and implementing both web-based and non-web-based banking applications, as well as handling version and platform migrations
Carry out system administration tasks such as filesystem expansion, OS patching, upgrades on AIX and RHEL, application upgrades, and third-party tool installations
Develop scripts, implement backup solutions, configure Nagios monitoring, and perform daily system maintenance
Maintain system security and support banking or middleware applications

Skills and experience

Experience with Red Hat Enterprise Linux and AIX administration
Familiarity with OpenShift clusters and virtualization technologies
Knowledge of backup solutions, especially Commvault
Ability to script and automate routine tasks
Understanding of monitoring tools such as Nagios

About Aubay

Aubay is a leading consulting and technology services company, recognized for delivering high-quality IT solutions and services to clients across various industries, including finance. Our commitment to excellence and innovation makes us a trusted partner for businesses looking to enhance their technological capabilities.

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UNIX Application System Engineer (Ref: 383)

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Aubay is looking for a UNIX Application System Engineer to join the team in Luxembourg Ville. This position supports a major banking client, working closely with other UNIX specialists to keep critical systems running smoothly. What you will manage 470 Red Hat Enterprise Linux servers (versions 7, 8, and 9), with 95% virtualized, hosting essential applications for users Power servers running AIX 7 with PowerVM/VIO (NPIV, SEA), managing about 100 partitions under NIM, supporting applications and databases such as Oracle, Websphere Application Server, and Swift OpenShift clusters that host critical applications Open storage arrays (Windows/Linux) Commvault backup infrastructure, including both software and hardware Key responsibilities Participate in banking projects, focusing on installing and implementing both web-based and non-web-based banking applications, as well as handling version and platform migrations Carry out system administration tasks such as filesystem expansion, OS patching, upgrades on AIX and RHEL, application upgrades, and third-party tool installations Develop scripts, implement backup solutions, configure Nagios monitoring, and perform daily system maintenance Maintain system security and support banking or middleware applications Skills and experience Experience with Red Hat Enterprise Linux and AIX administration Familiarity with OpenShift clusters and virtualization technologies Knowledge of backup solutions, especially Commvault Ability to script and automate routine tasks Understanding of monitoring tools such as Nagios

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