N° Référence: DBA_O_LUX
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I.R.I.S (Canon Group) - Senior DBA Oracle


In this role, you will design, install, administer and support multiple databases run by our business-critical applications;



Principal duties and responsibilities

  • Provide database support and troubleshooting for a number of business-critical applications coupled to our database architecture (Oracle and SQL Server);
  • Maintain optimal database performance by proposing database configuration/parameters according to application requirements and database infrastructure;
  • Proactively manage data volume evolution by implementing capacity planning measures;
  • Be the guardian of data security by implementing and maintaining control access permissions/privileges and monitoring security-related logs;
  • Protect data integrity by developing, managing and testing database backup/restore and disaster recovery scenario;
  • Develop and maintain database-related documentation;
  • Communicate with project and development teams to define database needs and constraints;
  • Analyze, design and setup new databases according to BAU and project-related needs;
  • Make sure databases constantly comply with existing regulatory and legal requirements;
  • Be involved in the evolution of our database infrastructure;
  • Perform all other duties as assigned. 


Knowledge and Qualifications

  • Master's degree in computer science or information systems;
  • Oracle Database certification preferred;
  • 3-5 years of experience in a similar position, ideally in the banking or financial sector;
  • Hands-on knowledge of Oracle Database, PL/SQL; Oracle RAC; Oracle Exadata; Oracle ZDLRA; SQL Server;
  • Previous experience providing IT support in a 24-hour operational environment preferred;
  • System analysis and design skills : knowledge of data flow diagrams, data dictionary techniques, CASE tools, entity-relation modeling and design techniques;
  • Data design skills : knowledge of database normalization theory, STAR schema design and data modeling techniques;
  • Physical disk Storage skills : understanding of disk Hardware architecture, RAID implementation, cache controllers and disk load balancing;
  • Data Security skills : understanding of relational database security including role-based security;
  • Backup and Recovery skills : knowledge of third-party backup software, proven real-world experience in implementing backup and recovery methods.


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; 
  • Ability to demonstrate proficiency with troubleshooting principles, methodologies and incident resolution techniques; 
  • Willingness to work nights, weekends and holidays as required. 

Technical environment

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


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

Description société

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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