Summary

GNU/Linux expert (more than 10 years of experience), as well as BSD, Solaris, and other Unix-like environments. Experienced in C/C++, Perl, Python, Shell scripting computer languages. Experienced in web related technologies. Self motivated with the ability to quickly learn new concepts. Passionate about open-source/ free-software trends.

Employment History

Linux administrator
Infomaniak SA, Carouge, Switzerland.
March 2006 - Present

Infomaniak SA is the second swiss web hosting company.

• Servers administration:
  • handling of several hundreds of machines (Debian GNU/Linux, RedHat/Cobalt)
  • compilation, software packaging, deployment (makeself + Perl)
  • maintenance tasks automation (heavy usage of Perl & shell scripts)
  • installation of new servers, hardware maintenance
• LAMP architecture: customers support
  • debug/optimization of PHP/Perl code
  • MySQL queries optimization
  • applying Apache specific configurations (mod_rewrite, ...)
• Duty on call:
  • Duty periods of one week, implying 7d/7 - 24h/24 intervention
  • responsible of service quality, servers disponibility
  • troubleshooting, handling of software and hardware issues

Linux and Open source engineer
Goelaan SA, Chavannes-de-bogis, Switzerland.
November 2001 - February 2006

Software integration, system administration, network audit and GNU/Linux teaching:

• Configuration of Unix based services: firewalls, mails servers, DNS servers, web servers...
• Development of open-source based solutions.
• Web development: LAMP architecture
• Programming in various languages: Python, Perl, PHP, Bash, C/C++, SQL
• Teaching: "Linux administration", "Networking and security under Linux"
• Responsible of the computing infrastructure (mainly Debian GNU/Linux based)

Unix administrator
CERN, Geneva, Switzerland.
July 1999 - October 2001

Responsible of Unix support:

• Administration of workstations and servers under Unix: RedHat, Digital Unix, Solaris, HP-UX.
• Third level Unix support to users
• Maintenance of install servers: Digital Unix, Redhat Linux
• Contribution to the development of the CERN Standard Unix Environment: Perl programming
• Webmaster of the "Applications and Systems" division.
• Vice team leader for the desktop contract support team: 40 people

Military service
Sema Group Belgium, Brussels, Belgium.
October 1997 - June 1999

Developments in the Markup languages area (SGML, XML):

• Maintenance of a SGML parser, written in C.
• C/C++, Perl, Python and GUI programming on Windows and Unix platforms.
• Linux advocate inside the company

Skills

Programming Languages: C, C++, Perl, Python, Shell, Gnu tools

Web: (X)HTML, CSS, CGI, PHP, Javascript, Apache, MySQL

Markup Languages: XML, SGML, XSLT, XSLFO, LaTeX

Network tools: iptables, tcpdump, nmap, nessus, snort, nagios, rrdtool, cacti

Operating Systems: GNU/Linux (Debian, Redhat, SuSE), Digital Unix, Solaris, Windows

Education

• One year specialized postgraduate degree in Applied Mathematics, 1996 - 1997 (with honors)
  UFR des sciences et Techniques, Besançon.

  Subjects: scientific computations, statistics

• Master's degree in Mathematics, 1995 - 1996 (with honors)
  UFR des sciences et Techniques, Besançon.

• Bachelor degree in Mathematics, 1994 - 1995
  UFR des sciences et Techniques, Besançon.

• Two year degree in Mathematics and Physics, 1992 - 1994
  UFR des sciences et Techniques, Besançon.

Miscellany

Language: French, mother tongue; English, fluent.

Interests: recumbent bicycling, running, "pétanque", reading.

Working license: Switzerland working license (G licence).