Sylvain Lejeune

Sylvain LEJEUNE has a diverse work experience in the field of network and security engineering. Sylvain started their career as a Technicien Informatique at I-Media in November 2001 and worked there until September 2003. From September 2003 to September 2006, they worked as a Correspondant Réseau Bureautique in alternance at BBGR, a French manufacturer of optical lenses. Sylvain then joined Trefle ingenierie in September 2006 as a Techinicien Réseau Bureautique, working there until July 2007.

In January 2007, Sylvain joined BBGR again, this time as an Administrateur Réseau et Télécom. Sylvain was responsible for network administration, system administration, and the implementation of new technologies such as Active Directory and Service Pack 2. Sylvain also worked as an Administrateur Réseau et Télécom at Essilor from February 2010 to October 2016, where they also served as an Architecte Réseau et Sécurité from May 2013 to October 2016.

From October 2016 to July 2019, Sylvain worked as an Ingénieur Réseau et Sécurité at Nomios, a security and optimization solutions integrator. Sylvain then joined Forescout Technologies Inc. as a Professional Services Engineer from August 2019 to November 2019.

In January 2020, Sylvain joined Hub One as an Ingénieur avant vente réseau et sécurité, working there until November 2020. Currently, they are working at Nozomi Networks as a Solution Delivery and Project Engineer, starting in December 2020.

Sylvain Lejeune's education history is as follows:

Sylvain Lejeune attended Lycée Sainte Marie from 1998 to 2001 and obtained a Baccalauréat S degree.

From 2001 to 2003, Sylvain Lejeune studied at CFA Descartes and received a DUT degree in SRC.

Sylvain Lejeune then attended IUP Créteil from 2003 to 2004 and earned a DU degree in MIAGE.

Continuing their education at IUP Créteil, Sylvain Lejeune obtained a Licence degree in MIAGE from 2004 to 2005.

Finally, Sylvain Lejeune completed their education at IUP Créteil from 2005 to 2006 and obtained a Maitrise degree in MIAGE.

In addition to their formal education, Sylvain Lejeune has also obtained various certifications. Sylvain obtained the Microsoft Azure Fundamentals certification from Microsoft Azure Certification Exams in November 2020. In May 2018, they obtained the FSCE certification from ForeScout Technologies Inc. Furthermore, in November 2022, Sylvain Lejeune obtained the Certified Information Systems Security Professional (CISSP) certification from (ISC)², and in December 2022, they obtained the Nozomi Networks Certified Engineer certification from Nozomi Networks.