OLIVIER VARGA

Senior TS Systems Integration Specialist @ NTT Belgium

Brussels, Belgium

Senior IT Specialist, with 30+ years of experience across IT and telecom, including two decades with major systems integrators. Proven expertise in architecting and delivering complex IT solutions, bridging strategic vision and technical execution. Brings deep knowledge of cloud platforms, unified communications, and infrastructure, with specialized experience in contact center technologies (Genesys Cloud, Luware Nimbus) focused on user experience and operational performance. Frequently leads technical teams, liaising with stakeholders to ensure alignment between IT execution and business goals. Recently expanded into AI and Microsoft technologies to support agile and scalable digital transformation.

Top roles

Developer / Programmer5 - 10 years

Technical Analyst> 10 years

Miscellaneous

Technical Support

Power Platform

Cloud

Microsoft Dynamics 365

Back-end

PowerShell

Systems

Microsoft 365 / Office 365

Language

Native French

French

Native

English

Fluent

Dutch

Average

Work experience

Since 1996

Senior TS Systems Integration Specialist @ NTT Belgium

01 April 2019 - 31 March 2025

Led the design, implementation, and support of advanced contact centre solutions like Genesys Cloud and Nimbus, ensuring seamless customer experiences.

Senior CIS Implementation Engineer @ Dimension Data

01 April 2014 - 01 April 2019

Managed deployment and maintenance of Genesys Engage solutions, ensuring seamless system integration and enhanced customer experiences.

Senior CTI Engineer @ Nextiraone

01 July 2004 - 01 April 2014

Managed deployment and maintenance of Genesys Engage solutions, ensuring smooth integration with client systems.

VAS Expert @ BASE

01 November 2003 - 01 July 2004

Design and development of mobile phone services on Telecordia and SRP platforms.

Senior Analyst & Developer @ KPN ORANGE

01 November 2000 - 01 November 2003

Designed, implemented, and maintained contact, customer, and knowledge management systems (CMS).

Software development @ DIALOG SYSTEMS

01 October 1996 - 01 November 2000

Managing a team of developers; design, development and testing of the Agora Call Centre solution.

Education experience

Since 1995

Physical Engineering @ Université Catholique de Louvain (UCL)

01 June 1995 -

Master in Physical Engineering with a focus on material science.