Mohamed Aymen SAHLI, Premier Field Engineer - Security.

Mohamed Aymen SAHLI

Premier Field Engineer - Security.

Microsoft

Location
Tunisia - Tunis
Education
Master's degree, IT Security
Experience
3 years, 2 Months

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Work Experience

Total years of experience :3 years, 2 Months

Premier Field Engineer - Security. at Microsoft
  • Tunisia - Tunis
  • December 2010 to August 2011

-Rapid response support services to Microsoft premier clients around Microsoft security solutions.
-Workshops and trainings preparation and delivery.
-Onsite/phone assistance and consulting.
-Main focus on ISA 2006/ Forefront TMG 2010 solutions.

IT Security Engineer at Orascom Tunise Telecom - Tunisiana.
  • Tunisia - Tunis
  • January 2009 to December 2010

•VPN connections implementation with customer and partners.
•Implementation and securing LAN networks of franchised offices (more than 60).
•Interconnection of the GPRS infrastructure with the IP Network.
•Deployment and administration of Anti-spam and Antivirus solutions.
•Protection of Wireless networks.
•Patch management ( ~400 servers and ~3000 PCs).
•Technical security Audits and proposition/implementation of remediation plans.
Platforms :
Firewalls : Stonegate (SG-3000-C, SG-5000, SG-250), StoneSoft SMC, Cisco PIX/ASA, Cisco FWSM, Juniper SSG-20, Juniper NSM 3000.
IPS : StoneGate IPS 20-A.
Antivirus : “Symantec Antivirus Corporate Edition“; Symantec Antivirus Endpoint Protection.
Internet gateways and AntiSpam: Trend Micro Virus Wall, Trend Micro IGSA, Microsoft Antigen, Cisco SCE.
Proxy: Microsoft ISA 2006, ForeFront TMG 2010.
Reverse Proxy : BeeWare i-Sentry, Real Sentry.
Security Information Management (SIM) : NetForensics, Qualys QualysGuard.
IT administration: Symantec Altiris CMS.
OS: Windows Server 2003/2008.
Networking : Routing (OSPF/EIGRP/BGP), Switching (VTP, STP/PVSTP+…), VPNs (IPSec, SSL), Security (ACLs, Port-Sec, 802.1x, Private-VLANs, VLAN Edge, BPDU-Guard, Source-Guard, STP Root-Guard, DHCP-Snooping, …).
Projects:
-Deployment of Microsoft Forefront TMG web proxy for the company and the different franchised sites. Secure publication of OWA, ActiveSync and SharePoint.
-Deployment of Beeware Reverse Proxy clusters for the publication of the different web sites and extranet applications.
- Technical audit related to the integrity of Tunisiana's security infrastructure and proposal of an action plan.
- Penetration testing of critical business web sites and proposal of an action plan for the web development teams.
- Planning and execution of Symantec Antivirus migration plan for the entire Tunisian's IT infrastructure ( Symantec Corporate edition 10 towards EndPoint Protection 11).
-...

IT Security Consultant - Internship at Online Network Security – ONS Tunisia
  • Tunisia - Tunis
  • May 2008 to October 2008

IT Security Auditing and Consultancy services.
Major projects :

-Information system security assessment, risk analysis and proposal of an action plan, Industrial Land Agency - Tunisia.

-Information system security audit of the Tunisian institute of Agricultural Research and Higher Education. (Compulsory, periodic audit as assigned in the Tunisian 2004-5 Act).

-Information system security audit of Citigroup Citibank-Tunisia (Compulsory, periodic audit as assigned in the Tunisian 2004-5 Act).

Education

Master's degree, IT Security
  • at • Master's degree in IT Security, 2007 — 2008. National School of Computer Sciences – Tunisia (ENSI)
  • October 2008

With felicitations of the jury (with honors). Ranked first of the class.

Bachelor's degree, Bachelor's Degree in computer science applied to management (4 years university studies).
  • at Faculty of economic sciences and management of Tunis
  • September 2006
High school or equivalent, Mathematics
  • at "Internat Radés" High School. - Tunisia.
  • September 2002

Specialties & Skills

Infrastructure Security
LAN WAN Management
Microsoft Infrastructure
Active Directory
• Risk analysis: MEHARI.
- Microsoft Certified Professional.
• Design and implementation of secure information systems architectures.
• Design and implementation of secure information systems architectures.
• Symmetric and asymmetric cryptography, electronic signature, X.509 certificates, Kerberos
• Advanced knowledge of the different attack vectors threatening information systems and the mitigat
• Operating systems: Windows 2k/2k3/2k8
Network Administration : DHCP, DNS, SAMBA, EFS, NFS, FTP, Telnet, SSH, IPSEC, SSL...
-Microsoft Certified Technology Specialist - Microsoft Internet Security and Acceleration server 2k6
-Microsoft Certified Technology Specialist Active Directory 2k3
Networking LAN/WAN/MAN

Languages

Arabic
Expert
English
Expert
French
Expert
Italian
Intermediate