Corporate Experience

Dec 2012 - Dec 2015

PhD student engineer with Orange Labs (Issy Les Moulineaux, France).
Self-Optimizing algorithms design for 4G Networks.
- Development of SON algorithms for load balancing, inter-cell interference coordination, resource allocation and beam focusing in massive MIMO for homogeneous/heterogeneous networks, vertical and virtual sectorization.
- Design of a formal methodology for coordinating multiple concurrent SON mechanisms.
- Coding and evolution of an event-based LTE radio interface simulator in Matlab in order to evaluate the performance of proposed algorithms.
- 9 conference, 2 journal and 1 magazine papers published including a best paper at EuCNC 2015 conference.
- A Poster and a micro-presentation at Orange’s PhD students day, selected for presentation to Cédric Villani (Fields Medal 2010).
- Two demos presented at Orange Labs research exhibition (2013 & 2015).
- Research results presented to Orange Labs scientific council.
Thesis in PDF | Slides in PDF

Feb–Jun 2012

Graduation Project at KAUST (Thuwal, Saudi Arabia).
Low SNR characterization of the Capacity of Generalized Fading Channels.
- Capacity of MIMO channel under Rayleigh fading with Full CSI at the transmitter and at low SNR
- Capacity of MIMO channel under Rayleigh fading with Imperfect CSI at the transmitter and at low SNR
- Capacity of SISO channel under lognormal shadowing at low SNR
- Application of theoretical results to design On-Off transmission schemes
Report in PDF | Slides in PDF

Jul-Aug 2011

Internship at Telecel FASO (Ouagadougou, Burkina Faso).
Preliminary studies for mobile network migration to 3G: solution proposal and dimensioning.
- Study about implementation of 3rd generation technology
- Preliminary dimensioning for UMTS
- Assistance for maintenance operations out on site
Report in PDF | Slides in PDF | Simple Dimensioning Java app (launch .jar inside .zip)

Jul-Aug 2010

Internship at Systèmes Electro-Techniques pour l’Auto (SETA) (Sfax,Tunisia).
Discovery of enterprise life. 5S procedure audit.
- Understand and criticize materials flow in the company
- Analyze and criticize 5S audit criteria
- Establish hourly and per worker throughput survey
Report in PDF | Slides in PDF

Education

2012—2015

PhD in Computer Science at Université d’Avignon (Avignon, France).
Optimization and Self-optimization for LTE-Advanced networks using stochastic approximation, convex optimization, queuing theory and multi-armed bandits.

2009–2012

Polytechnic Engineer in Tunisia Polytechnic School (La Marsa, Tunisia).
General Engineering Studies with major in Signals and Systems

2007-2009

Preparatory classes in Institut Préparatoire aux Etudes d’Ingénieurs (Sfax, Tunisia).
Diploma of General University Studies, major in Maths/Physics.

Skills

Technologies

Knowledge of radio interface and architectures of GSM, UMTS and LTE/LTE-Advanced, self-organizing networks - SON (e.g. load balancing, inter-cell interference coordination), MIMO, software-defined networks (SDN).

Techniques

Dimensioning, link budget, radio network planning (antenna optimization), radio resource management.

Mathematics

Stochastic Approximation, Convex Optimization, Queuing Theory, Multi-armed Bandits.

Programming

Matlab, Mathematica, R, C/C++, Java, PHP, Python, SQL, HTML, CSS, JavaScript.

Languages

French (daily language, studies in french), English (Fluent, scored 101/120 at TOEFL iBT (2012) and 990/990 at TOEIC (2012)).