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I.R.I.S. (Canon Group) - Middleware Administrator

For an opportunity in the financial sector for one of our Luxembourg customers, we are currently looking for an :


Middleware Administrator (M/F)





In this role, you will be responsible for installing, maintaining and troubleshooting our WebSphere Middleware environment as a core component of the client's business critical applications.



Principal duties and responsibilities

  • Troubleshoot any issues in the WebSphere environment, analyze root cause and provide corrective measures; work closely with vendor and/or infrastructure provider until a solution is found, successfully implemented and properly documented;
  • Handle 24/7 on call rotation for production issues; ensure escalation process is followed;
  • Provide support in code deploy, change management and application level troubleshooting for existing WebSphere environments; Interface with developers for application projects; be involved in integrating and testing applications;
  • Provide technical input and requirements for the design and implementation of new WebSphere infrastructure; work in close collaboration with our infrastructure provider;
  • Install, configure, tune and upgrade WebSphere environment according to production or project requirements and constraints;
  • Setup load balancing, clustering and failover;
  • Be involved in the application migration process after WebSphere upgrade;
  • Configure connections and security settings for WebSphere Application Server (WAS);
  • Develop and deploy Shell scripts to automate deployment, maintenance and administration tasks;
  • Ensure a constant level of availability and performance of the WebSphere Middleware environment by monitoring environment performance and proactively implement measures;
  • Design and perform backup and recovery procedure for WebSphere;
  • Develop and maintain WebSphere environment-related support documentation;
  • Provide consultation and analysis to improve quality, accuracy and efficiency;
  • Perform all other duties as assigned.


Knowledge and Qualifications

  • Master's degree in computer science or information systems;
  • IBM Certification is a must; 
  • 3-5 years of experience in a similar position, ideally in the banking or financial sector;
  • Hands on experience in the installation, configuration, tuning/sizing, clustering, deployment and problem resolution of WebSphere Middleware components.
  • Ability to use or develop tools to automate maintenance, configuration changes, password changes, deployments and migrations of WebSphere Middleware components.
  • Ability to install and configure WebSphere As servers, MQ servers and IBM Integration Bus (Iib). Perform MQ System Management, performance tuning, troubleshooting, and maintenance.
  • Excellent Unix (IBM AIX / Linux Rhel) experience; proficiency in Shell scripting ;
  • Previous experience providing IT support in a 24-hour operational environment preferred;


Personal Skills

  • Team player with strong interpersonal skills
  • Positive Attitude and Customer Focus 
  • Excellent Communication Skills in English and French (Verbal, Written, Interpersonal, Proactive listening) 
  • Innovative thinking and problem solving 
  • Ability to work under stress and meet tight deadlines;
  • Effective time management;
  • Mentoring / teaching ; willingness to share knowledge and to provide guidance to Junior staff;
  • Ability  to demonstrate proficiency with troubleshooting principles, methodologies and incident resolution techniques;
  • Willingness to work nights, weekends and holidays as required


Technical environment

  • Middleware : IBM WebSphere (WAS, MQ, ESB, IIB), Microsoft IIS;
  • Databases : Oracle DB, Oracle Exadata, Microsoft SQL;
  • Programming and scripting : Oracle PL/SQL, Korn Shell, VB script, Python, Java;
  • Operating Systems : Linux Rhel, IBM AIX, Microsoft Windows, IBM z/OS;
  • Virtualisation : VMware ESX, IBM Powervc.


* Only candidates with eligible work permit for Luxembourg will be considered for this opportunity. *


I.R.I.S. ICT Consulting is there to help you if you don't have the right ICT specialists in house or when you are looking for additional skills or a specialized expertise.

Our experts let you take advantage of the knowledge, skills and experience of our own employees, by installing, maintaining, migrating and optimizing your existing infrastructure.

Our specialization areas are but not limited to:
- IBM (System x, System P, System Z, storage and backup solutions, Tivoli suite, WebSphere suite, Information Management suite, ...)
- Mainframe (MVS, OS/390, z/OS, z/VM, z/Linux, VSE, ...)
- Unix (AIX, Sun Solaris, HP Unix, ...)
- Backup- and recovery tools (Tivoli Storage Manager, Veeam, HP Data Protector, Legato, ...)
- VMware (vSphere, View, ...)
- Cisco (networking solutions, UCS, ...)
- Microsoft (Windows NT, 2000, 2003, XP, 2008, Vista, 7, 2010, ...)
- Linux (RedHat, Suse, Gentoo, ...)
- Citrix (Xen, Metaframe, ...)
- Thin clients (Wyse, Igel, ...)
- LeoStream
- ...

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