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Laurent Zerirgui

Laurent Zerirgui

System and Network Engineer - Fluent in French

Active Directory
Exchange 2007 / 2010
Windows Server 2008
Windows Server 2012
Driving License
Gennevilliers, France
Freelancer Available
10 years in IT

Looking for a Contractor position in Paris area (Ile-de-France)
Available from November 2015

MCITP: Server Administrator
MCSA: Windows 2008, Windows 2012
MCTS (Hyper-V, Windows 7,...)
VCA5-DCV : VMware Certified Professional - Data Center Virtualization (5.1)
VCP5-DCV : VMware Certified Associate - Data Center Virtualization (5.1)

Dynamic, skilled IT Specialist with notable success in migration, management and troubleshooting complex Exchange, Active Directory and VMware Infrastructures.
I provide first class service, advice and technical support to customers\clients with high standards of integrity, efficiency, knowledge and co-operation.
Resume created on DoYouBuzz
  • Working in the financial sector with time sensitive clients requiring highest level SLA’s
  • Providing a 3rd line escalation point for service desk supporting over 150 clients
  • Gained high regard as Active Directory and Exchange support specialistoot cause analysis on recurring issues and returning knowledge into technical staff
  • Root cause analysis on recurring issues and returning knowledge into technical staff
  • Twice team member of the month
Company Description
Capital Support is the UK’s leading provider of IT solutions to international Hedge Fund and Investment industry.
Started with a poor English language and was promoted from an Administrator to a 2nd Line Technician role.
  • Exchange 2003 to 2010 and BlackBerry Migration Project:
  • • Checking the prerequisites, using and planning PowerShell scripts to migrate mailboxes
  • • BlackBerry Enterprise Server 4 account migration to BES 5
  • • Exchange 2003 servers decommissioning
  • Email Address Policies Migration Project: Entities move to the « » format
  • Run: Managing Exchange 2010, BES 5, Active Directory, and Supervision…
Company Description
L'Oréal, one of the largest companies in France, is the world's largest manufacturer of high-quality cosmetics, perfumes, hair care, and skin care products.
I was in charge of consolidating the current Exchange 2003/BlackBerry Enterprise Server 4 infrastructure to the new Exchange 2010/BES5 infrastructure. Unlike Exchange 2003 infrastructure where administrative groups (and consequently servers) were split according to entities (50), the Exchange 2010 environment consolidates and centralizes all users EMEA (35.000).
Exchange 2010 frame:
  • 10 Mailbox Server Role
  • 6 Client Access Server Role
  • 4 Hub Transport Server Role
  • 4 Edge Transport Server Role

Infrastructure: Active Directory, Exchange 2003/2010, BlackBerry Enterprise Server 4/5, Windows XP/Seven
Company website
  • Stores migration project: Audit and servers preparation, complete migration (Files, DHCP, Domain Controllers, from NT4 to 2008 for off sites (80 stores in France – some abroad)
  • Active Directory Migration Project: Feasibility and impact study of the NT4 domain trust relationship removal. Planning raising domain and forest functional levels to 2008 R2.
    Active Directory centralization in Paris datacenter.
  • XP Pro to Windows 7 Migration Project: Participation to study and technical tests.
  • Run: Maintain Active Directory and vSphere 4. NetApp SAN level 1 Administration
Company Description
Galeries Lafayette Group is a holding company for four major retail chains, including Galeries Lafayette, Bazar Hotel de Ville (BHV), and Monoprix. Galeries Lafayette is a well known French department store.

As a Systems Engineer, I was in charge of the design and realisation of several projects. Indeed, the aging Galeries Lafayette architecture (NT4) was upgraded to Windows Server 2008. This migration consisting in three main projects, Server/Workstation/Active Directory.

Infrastructure: Active Directory, VMware vSphere 4, NetApp SAN, Windows XP/Seven, Domino 8

Systems and Network Engineer

Several SMEs (Hedges Funds, accounting firms…)
July 2010 to January 2011
  • Pre-sales, advice, audit and drafting of book of specifications
  • Project lead for planning and implementing/migrating Windows 2008 Servers, Messaging Server, Network appliance (NAT, VPN…), Backup Exec Server (Symantec), Kaspersky Antivirus Server…
Company Description
Infrastructure: Active Directory, Hyper-V, Exchange 2007, Cisco ASA 5500 series, Windows XP/Seven
  • Audits and drafting of book of specifications
  • Servers and Network implementation and migration
  • Supervision of technical teams
  • Book of specifications check and validation of the work done before going to production
  • Systems and network maintenance and administration of the entire clients infrastructure: Windows Servers, Active Directory, Messaging, Virtualization, Backup, Antivirus, Remote Desktop Services, Mobility, Firewall, switch, VPN ...
  • Update customers IT documentations and writing procedures
Company Description
IPOGEA is an IT Services Company specialized in SMEs (Max. 200 users). In partnership with the French government and several famous companies such as HP, IBM, Sonicwall, Lenovo, Kaspersky or Sophos… they are specialist in IT time-sharing service.

As Project Manager Assistant, My first role was supporting the Project Manager in planning and implementation of technical solutions meeting customer expectations.

I had a transversal activity. I maintained and administrated the infrastructure of all IPOGEA customers and was active in level 2 and sometimes 3 of System and Network Administrators. When I participated to a project implementation, then, I was in charge of the customer follow-up.

Infrastructure: Active Directory, Hyper-V/vSphere 4, Exchange 2007, Kaspersky/Sophos Server, Sonicwall/Cisco ASA 5500 series, Windows XP/Seven, Backup Exec Server, Blackberry Enterprise Server
Company website
  • Active Directory Administration
  • Exchange 2007 Administration
Company Description
Replacing the current Administrator
  • Orange GSM fleet and Asset management
  • Domino and VoIP (Cisco) administration level 1
  • Active Directory administration
  • IT interlocutor during AFSSAPS official inspections (French Health Products Safety Agency)
  • IT projects and IT budget preparation in collaboration with the financial department
  • New employees training
  • Orders administration and supplier relationships
Detailed Description
  • International virus attack management
  • Nokia to Blackberry migration
  • 2 AFSSAPS official inspections management
  • Business travel in English-speaking countries, English conferences passive participation
Company Description
Actelion is a biopharmaceutical company. The Head Quarter is based in Switzerland (Basel).
As the IT manager of the French affiliate, I was reporting to the CEO and the HR Manager.
My function was both technical and managerial.

Infrastructure: Active Directory, Domino 6.5, Symantec Antivirus Server, Backup Exec Server, TSE, BES
Company website
  • Server supervision (Windows, Netware, Linux, Domino etc.)
  • Novell and Domino administration level 1 and Imecom Fax Server
  • Management of users right
  • Responsible for VIP user interventions and particularly for the CEO
Company Description
Messier-Bugatti is the world leader in aircraft landing and braking systems and on-ground movement, partner to the world’s leading civil and military airframers.

Infrastructure: Novell, Domino 6.5, Linux Suse, Symantec Antivirus Server, Windows 2000, VPN
  • Management in total autonomy (stock, invoice…) during the Company Director’s absence
  • Supervision during the creation of an Intranet site dedicated to customers administration, invoicing, management of stock and interventions (in PHP and MySQL)
  • Windows 2003 Server Implementation and administration :
  • • Active Directory Domain controller, GPO, DCHP and file server
  • • Exchange Server, WSUS, RIS and Ghost
  • • Apache Web Server (Intranet hosting)
  • Hardware and software support, PC and networking securities implementation, backup and data recovery, networking (Ethernet, WI-Fi, 3G…)
  • Phone diagnosis and remote troubleshooting
Company Description
APCD is a small company assuring IT services for individuals and small companies.
In this company, I have accomplished my sandwich HN Diploma programme. I spent the first year as a technician. The second year I evolved as System and Network Administrator, responding to more complex problems and preparing my project in the perspective of my Certificate.