Curriculum Vitae Koen Janssens 2016 1 PROFILE:SENIOR SYSTEM ENGINEER HOLISTIC ICT: “BRIDGING THE GAP BETWEEN BUSINESS-ORIENTED DEMANDS AND TECHNOLOGY -DRIVEN SOLUTIONS”. "I PROVIDE NETWORK SERVICES WITH A FOCUS ON SECURITY ACROSS MULTIPLE TIERS.THIS MEANS FROM APPLICATION LAYER AND ABOVE TO THE PHYSICAL WIRE AND BEYOND, INCLUDING AUTHENTICATION AND MIDDLEWARE.MY EXPERTISE IS BUILT ON SEVERAL YEARS OF IN-DEPTH KNOWLEDGE AND EXPERIENCE OF THE SUPPORTING TECHNOLOGIES SUCH AS DIRECTORY SERVICES,MICROSOFT -LAND, BIG APPLICATIONS SUCH AS EXCHANGE, AND VIRTUALIZATION TECHNOLOGIES.MY PERSPECTIVE IS PROJECT -BASED, BUT TECHNICAL (IF NOT NECESSARILY HANDS-ON)." PERSONAL INFORMATION: Personal: NAME: KOEN JANSSENS NATIONALITY : BELGIAN EXPERIENCE: 15 YEARS + AGE: 43 ADDRESS: V AN ESPENLAAN 6 CITY : 1930 NOSSEGEM PHONE: 0477/577772 E-MAIL: KOEN.JANSSENS@SPLITBRAIN.BE WEBSITE: HTTP://WWW .SPLITBRAIN.BE HTTP://WWW .LINKEDIN.COM/PUB/KOEN- JANSSENS/5/342/B64 JOB FOCUS: Microsoft Virtualization Linux/BSD Networking Security
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Curriculum Vitae Koen Janssens 2016
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PROFILE: SENIOR SYSTEM ENGINEERHOLISTIC ICT: “BRIDGING THE GAP BETWEEN BUSINESS-ORIENTED DEMANDS AND TECHNOLOGY-DRIVEN SOLUTIONS”.
"I PROVIDE NETWORK SERVICES WITH A FOCUS ON SECURITY ACROSS MULTIPLE TIERS. THIS MEANS FROM APPLICATION LAYER AND ABOVE TO THE PHYSICAL WIREAND BEYOND, INCLUDING AUTHENTICATION AND MIDDLEWARE. MY EXPERTISE IS BUILT ON SEVERAL YEARS OF IN-DEPTH KNOWLEDGE AND EXPERIENCE OF THESUPPORTING TECHNOLOGIES SUCH AS DIRECTORY SERVICES, MICROSOFT-LAND, BIG APPLICATIONS SUCH AS EXCHANGE, AND VIRTUALIZATION TECHNOLOGIES. MYPERSPECTIVE IS PROJECT-BASED, BUT TECHNICAL (IF NOT NECESSARILY HANDS-ON)."
Monitoring system setup for network and security devices Based on open tools (Icinga/Cacti) Creation of both underlying framework as well as custom checks for the devices
Network & security Engineer (IPC) (4/2014 – 6/2015)o Data center migration project:
Review of bids Evaluation of technical designs Implementation of network/security link-up with data center services
o Implementation of secure DMZ for web services: Implementation of Sophos loadbalancers Setup of Apache reverse proxy clusters for incoming web services Uniform strategy for time synchronization and name resolution
o Hardening of incoming web services due to SSL vulnerabilitieso Provide visibility into the network layer:
Netflow data gathering, Cacti snmp graphing solution Checkpoint smartlog implementation Nagios proactive checks on network functionality IP address management (ipam) tool rollout
o Management of Nortel switches and Checkpoint firewallo Integration of network (Nortel/Avaya) and virtualization layer (VMWare)o Backups of network deviceso Operation of Axway secure transport gatewayo POC setup for ldap authentication database
09/2012 until 04/2014 Serso
Project lead & team coaching:o Infrastructure projects for SMBo ISO conformity and audit worko Single Sign-on projects around BYOD concepto Coordination of Cloud hosting project
Curriculum Vitae Koen Janssens 2016
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01-12-2008 until 09/2012 Splitbrain (self-employed)
Project team networking & security SDWorx (4/2011 – 9/2012)o Steering of several networking & security projects:
Wan migration project Internet street redesign Mobile devices enterprise integration (BringYourOwnDevice) IBM TAM/Webseal & E-ID authentication framework upgrade
o Assistance to 2nd and 3rd line teams in incident resolution
Project management Serso (9/2010 – 4/2011)o Project Followup for team of system engineerso 3rdline supporto Incident & Problem managemento Notable projects:
Compuware end-to-end monitoring Cisco WAAS Messagelabs web filtering
o Packet analysis using Wireshark analyzero DNS/DHCP administration
System engineer Serso (11/2008 – 9/2009)o Company active in SMB marketo Notable projects:
Server consolidation project: Exchange 2007 implementation, vmware infrastructure setup(2009-FWO Vlaanderen)
Network optimization project: Belgacom Explore rollout, datacenter migration and ISAfirewall implementation (2009 – Koning Boudewijn Stichting)
Setup of HA webfarm using LAMP platform: infrastructure for database-backed website,clustered under Linux using heartbeat package (2008-Koning Boudewijn Stichting)
Curriculum Vitae Koen Janssens 2016
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05-05-2008 until 31-10-2008 Sogetio 3rdline supporto Project pre-sales (Exchange 2007, Active directory)
Senior system engineer, outsourced at MetLife (05/2008 08/2008)o Project lead for DRP testingo EPO/WSUS reportingo Local site administration
01-01-2006 until 30-04-2008 Telco Consultants NV (ex-Computer Services Solutions)
IT Manager (10/2007 4/2008)o Server consolidation project (60+ servers to VMware ESX 3.5)o Patching IT-environment (WSUS)o Team coordination, follow-up & reporting to upper managemento Implementation ISA 2006 (replacing Linux firewalls)
Outsourced consultant Estee Lauder Companies (2/2007 10/2007)o Exchange consolidation project (15000 mailboxes) Exchange 5.5 to clustered Exchange 2003o Sox-compliancy at mailbox-level using Enterprise Vaulto Active Directory managemento Macintosh integration project into Active Directoryo Blackberry Enterprise Server managemento Setup of test-lab in virtual environment (multi-site, geographically separated testing
environment)o Implementation DST changes project EMEA/APACo Exchange 2003 granular delegation of control set-up for site administrators
01-03-1998 until 01-01-2006 Computer Services Solutions NV
Remote management services (2003 2006)o Remote services & management for SMB’so Backup over internet (Veritas technology) & DRP for customerso Migration projects: Active directory, Symantec antivirus, Exchange 2000/2003, remote
access (Microsoft RAS, Checkpoint & ISA VPN)o Team follow-up + reporting to customers & managemento Incident & problem management
Messaging & security project BLD Europe (2001 2003)o Linux-project:
Messaging solution using Sendmail & IMAP-based system Oracle Corporate Time calendaring solution Firewalling & IDS
o Linking of 2 sites using Wi-Fi-technology, upgrade to gigabit etherneto NT4 to Active Directory on Windows 2000 migration project
Outsourced consultant TMME Europe ( 2003)o End-user supporto Documentation & server administrationo Packages: Novell Netware, Domino/Notes, Windows NT, AS/400 client support, DB/2
Connecto Team leader remote site
01-01-1993 until 30-02-1998 Auto Distribution Rosvelds (not relevant ICT experience)
Warehouse & storeo Sales to customerso Warehouse collaborator
Curriculum Vitae Koen Janssens 2016
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NOTABLE PROJECTS
Linux and Unix-related projects:
Generico Sendmail/postfix/imapd/spamassassin mail setupso Netscape calendar servero Linux & BSD-based firewallso Openvpn-based tunneling solutionso Network & host monitoring (Nagios, BigBrother, MRTG, Cacti)o File synchronization solutions (rsync)o Courier-imapd migration to exchangeo Samba-based file serverso Performance tuning and network stress testing (iperf)o Apache web farmso Squid proxy & reverse proxyingo Mysql-based database solutionso LAMP stackso Openssl setups for PKI or key/certificate management
Bigger projects:o HA-webfarm using apache, Mysql & linux heartbeat (European institutions for citizen’s
consultation)o E-id trustbuilder migration project (SDWorx)o Distributed network and server management solution using open-source tools
Managed solution for SMB market In-house solutions for enterprise market
o DMZ web services design using linux-based technologyo Apache-based authentication & reverse proxy solution for EDI traffic
Networking-related projects:o DMZ/ Internet street redesign for big payroll companyo Webseal and web applications migration projecto WAN migration projects (mpls/vpn implementation designs, link optimalization)o Datacenter migration project for globally active postal services company
Microsoft-related projects:o Exchange and active directory migration project for multinational cosmetics company
(scope: Europe/Asia)o Novell to active directory migration for big automotive company (operation, not part of