Serge van Ginderachter
System Engineer
Stuiver 32 - B-9950 Waarschoot
M +32 473 525 010
profile
areas of Expertise
system engineering & integration• networking• security• Linux• Windows mixed environments• virtualisation• storage• technical trainer
soft skills
personal skills
can work indepently• good interpersonal and communications skills• self-made, eager & quick to learn• analytical and solutions oriented• ability to solve problems quickly and automate processes• up-to-date on IT developments• can work within budgets and deadlines• people manager proficient in small teams• mediator role in conflict situations
key Achievements
tested and implemented the first migration to Active Directory in early 2000 as a junior syadmin without external help• earned several vendor certifications through self-study and on the job training•managed to fix server down time by resolving problems on technologies outside my expertise• top-bottom design and implementation of multi-site company networks., including office LAN's, hosting environments, DMZ networks•
languages
dutch & french: native• english: very well written and spoken
technical skills
operating systems
solid understanding of operating systems• Red Hat Linux, Ubuntu Linux, Debian Linux, FreeBSD, OpenBSD• Windows Server since NT4 over 2000 and 2003 till 2008• notions of Solaris
networking
solid understanding of TCP/IP networking and related services•network & protocol analysis•switching, 802.1 Link aggregation, 802.1Q vlan
virtualisation platforms
Linux: Xen, KVM, Ganeti cluster, notions of Citrix Xen•VMWare: ESX, VMWare Server•Sun VirtualBox, FreeBSD Jails, Linux v-server
storage
Dell EMC², NFS, SMB, iSCSI, LVM•EMC Celera, Navisphere, Unisphere•
server applications
Windows Server Systems, Active Directory• webservers: Apache (LAMP Apache, MySQL, PHP, Perl)•Exchange 2003, 2007, sendmail, Postfix, Spamassassin, Dovecot, Courier•Samba, BIND, Squid proxy, OpenLDAP• Windows Server Based Computing (Terminal Services, Citrix, desktop management)
security
OpenBSD Firewalling and VPN cluster• Linux firewalls: plain iptables, Shorewall, m0n0wall, pfSense, IPCop• VPN networking PPTP, IPSec, SSH, SSL, OpenVPN•network vulnerability scanning (Nessus, Wireshark, tcpdump, nmap, GFI) •antispam •Watchguard, Checkpoint firewalls• F5 Big-IP load balancer
system deployment & configuration management
PXE boot & install systems (preseeding, debootstrap, kickstart)• Nagios/Icinga Zabbix, cacti, mrtg• notions of Puppet
backup & recovery
HP OpenView Storage Data Protector• Symantec netbackup• Symantec Backup Exec• Arcserve• Bacula, rsnapshot, rsync, (off-site) synchronisation
databases
MySQL• Microsoft SQL Server• OpenLDAP• PostgresQL
tools & development
Source Version Control Systems (VCS): Git, Subversion, Mercurial, CVS
Scripting
Bourne Shell, Bash, Korn
Shell•
on a minor to basic level: Perl, SQL, KiXtart, Visual
Basic, VBA
experience
16 years
since 2007
Ginsys - self employed, freelance ICT Consultant
Infrastructure Consultant• ICT technical management• Network and systems administration• mixed Windows and Linux setups and interoperation• internet and intranet applications
teaching Linux courses for system administrators
Interceding as a (judiciary) technical expert in legal and non-legal disputes.
february 2012 till present
Linux System Engineer @ Flemish Government, Brussels
Departement Leefmilieu, Natuur en Energie
System Engineering in a VMWare hosted Linux environment comprising around 300 vm's running Ubuntu Linux, in a complex vlan-compartmentalised load balanced network•migration of services from Solaris to Linux•
2008 till present
Senior Infrastructure Consultant @ Velleman N.V., Gavere
part-time
infrastructure projects Linux & Windows, general ICT management• multisite networking• technical documentation project with collaboration platform• development and implementation of Linux backup strategy• migration of a locally hosted web infrastructure to a remotely connected datacenter• deployment and maintenance of the webhosting platform (Apache, PHP, MS-SQL)• server consolidation to VMWare ESX and maintenance • Active Directory migration Windows 2008
november 2011 till
january 2012 (3 months)
Windows System Administrator @ Digipolis (city of Ghent)
Part of the Server Systems Administrations Team• handling day to day administration on server level of a large infrastructure (350+ servers)• managing file server security and access (RBAC)• file server migration for several city departments• VMWare ESX 4.10• EMC Navisphere• EMC Unisphere• Active Directory• Exchange 2007• HP OpenView Storage Data Protector• Symantec netbackup
June till
august 2011
(3 months)
System Engineering en Project Management @ Centre Hospitalier Jean Titeca, Brussels
Assisting the IT manager in the evaluation and the re-engineering of the whole infrastructure• translating project matters from technical to functional• reviewing the work and progress of external consultants• coaching junior support
2009 till 2011 (20 months)
Linux Expert @ University of Ghent, Intec, IBCN, IBBT
implementing and supporting a high-end, primarily Linux based test lab environment for university researchers• deployment of OpenLDAP infrastructure supporting email, Samba, VPN• firewall management• testing and implementing or supporting virtualisation (Xen, KVM, Citrix Xen, VMWare)• distributed computing (Emulab) cluster setup
2008 till 2010 (3 years)
Technical Trainer @ Syntra West, Kortrijk
part-time, evenings
training institute for business expertise: Linux Training for Sysadmins
2007 till 2009 (3 years)
Small Business Support @ Ginsys (self employed)
management, network & sysadmin support, Windows and Linux• monitoring• backup• internet and intranet applications• remote and on-site management of small business networks• setup ad maintenance on Linux hosted web and database servers• consolidation on Microsoft SBS• technical Linux trainings
2006 till 2007 (6 months)
Service Delivery Manager @ Quadreon, Zwijnaarde
consulting, managing & supporting on network infrastructures• assisting in technical pre-sales• project leadership• hands-on implementation and service delivery management• sizing, installing and managing Microsoft ERP environments.
2001 till 2006 (5 years)
Senior "Network" Engineer @ Orbid, Zwijnaarde/Merelbeke
installing and supporting customers' network infrastructure•configuration of servers and IP networks•installation and customization of workstations•defining security rules and directory services•installing groupware solutions•define and document the installations•deliver detailed documentation and reports•pre-sales technical support
engineering, administration and supporting an internal network environment consisting of about 150 clients and 30 servers connected to multiple sites•migration to a separate network environment• setup and tuning of Windows Terminal Servers•migrations from NT4 to Active Directory•migrations between Exchange 5.5, 2000 and 2003•performing network audits, health scans, security audits•maintaining a DNS and e-mail infrastructure on Linux for supporting hosting activities.
2001 (6 months)
Network Administrator @ Living Stone, Sint Martens-Latem
administration of a small NT4 (Exchange 5.5, IIS, 20 users) typical DMZ structured network• hosting DNS (Bind on Linux), web (IIS) and e-mail (POP and SMTP with Sendmail on Linux and Exchange on NT)• performed a network audit and reported action proposals
2000 till 2001 (2 years)
System Engineer, Developer @ Velleman Components, Gavere
system administration of a single NT domain network•10 servers, 50 workstations and 10 remote users•problem solving and helpdesk support• planning and implementation of the migration from NT4 to Active Directory•automated software deployment through packages•setup and maintaining internet connection (leased line, firewall, routing, proxying)•file servers and secured folder structures (RBAC) and NAS integration through DFS•print servers•POP3 mail server•fax server•development of T-SQL queries and stored procedures on MS SQL Server 7 and 2000•implementations in Visual Basic, VBA and Access 2000•analysis of parts of the in-house developed ERP system
1997 till 2000 (3 years)
Internal Sales Engineer @ Velleman Components, Gavere
Commercial experience: follow-up of the internal sales contacts and administration for French customers. I also made, in close collaboration with the IT department, a first analysis for a new module in the ERP software for the sales department. As a knowledge worker I made several database query applications for analysis of sales figures and as additional sales administration tools.
1996 (6 months)
Technical Services Field Engineer @ IBM, Brussels, Diegem
Setup & maintenance of AS/400 systems; maintenance of laser- and matrix printers.
certification & training
2009: RHCE: Red Hat Certified Engineer Red Hat Enterprise Linux 5• 2008: VIK Ingenieur Expert®• 2006: LPIC-1: Linux Professional Institute• 2002-2004: Microsoft Certified Professional: MCSE Windows 2000+2003•MCDBA SQL Server 2000•MCSAWindows 2000+2003
training
Implementing, Maintaining a Microsoft SQL Server 2005 Database•Hacking Course (DCB)•Symantec Enterprise Firewall, advanced administration•3COM Gigabit Switching, VLAN's•Exchange 2000
internships and papers
1996
GE Power Controls, Gent, internship: analysis for the do-it-yourself market
1994-1995
Vynckier, Gent, internship & engineering master thesis: "Securing, controlling and logging lifecycle tests on electro-mechanical components." Development of a Turbo-Pascal automation application for data acquisition•internship introducing my master thesis: market research for hardware components.
education and degrees
2006
University of Ghent, Ghent, Introduction to the law for tribunal experts.
1996
Mercator Hogeschool, Ghent - Postgraduate 'European Business Management'
1995
Hogeschool Gent, M.Sc. - Industrial Engineer (ing.) in electronics and automation
1990
College Paters Jozefieten, Melle - Latin, Greek and Mathematics
Personal
Age
born in 1972, married and father of two