Image de profil de kspionjak
Drapeau de Croatia Bjelovar, Croatia
Membre depuis le 21 octobre 2012
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Over the last 12 years, I have worked in the Internet service provider company, software development company and IT Training School. My major expertise is in general Linux/Unix, VMware vShere Hypervisor and vCloud Infrastructure and networking and systems administration and environment architecture. My Core Competencies are: Networking: dhcp, dns: bind/named, vpn: pptpd, openswan, firewalls: iptables, csf, apf, pf Web server: apache, nginx Mail server: postfix, antispam/antivirus: clamav, spamassassin, amavis, dovecot Database: MySQL Monitoring: nagios, munin Hosting panel: whm/cpanel VMware vShere and vCloud: ESXi, vCenter, vCloud Director, vShield Vendor Certifications: CNI (Certified Novell Instructor - March 2005) LPIC-1 (Junior Level Linux Professional - October 2003) MCSE (Microsoft Certified Systems Engineer - October 2001) MCP (Microsoft Certified Professional - September 2001)
$15 USD/hr
1 commentaire
  • 50%Travaux complétés
  • 100%Selon le budget
  • 100%Dans les temps
  • N/ATaux de Réembauche


Avis récents

  • image de manasseshs POSTFIX + Domainkey + DKIM $100.00 USD

    “The best of all. For sure I'll be hiring again. He is very good and has knowledge of the subject.”


System and network administrator

Jan 2010 - Mar 2012 (2 years)

At the position of the system and network administrator in a heterogeneous Windows, Linux, MAC OS Ethernet network. Upon arrival at the company I made migration of MikroTik Internet / LAN gateway to OpenBSD (firewall and transparent proxy) solution, and mail server from leased, remotely located data center to localy hosted FreeBSD/Postfix/SpamAssassin MTA solution. I also raised the Windows\n2008 Active Directory domain in which there are 60 desktop computers. In addition to maintaining the network infrastr

Network and system administrator

Jul 2009 - Mar 2010 (8 months)

Maintaining servers in production at several locations in the world and the local computers in Zagreb office. Upon arrival at the company I lead a process of systematic migration of servers, desktop computers and VoIP telephony, in order to best suit the new requirements of Bombus d.d. Group.

Unix system administrator

May 2006 - Jun 2009 (3 years)

I work on unix server administrator position. My first task was to integrate web\nhosting accounts from HTTP server with billing system, and define authentication\nprocedure. Later on I installed and maintained DNS servers, and Asterisk based call center server. My other duties were maintaining Postfix mail servers, MySQL data base servers, VMware Virtalization servers and configuring and take care of Bacula based backup system.

Network and system administrator

Nov 2005 - May 2006 (6 months)

I work as a chief system administrator in IT department. In a short period of 6\nmonths we moved 12 servers into a new office space and added 250 client\ncomputers in 11 offices, 2 warehouses and a central location in new Windows 2003\nAD structure. I migrated mail solution into FreeBSD/Postfix server and implemented\na central router/gateway for 11 remote offices and 12 subnets. I also maintained a\nnetwork gateway server with 400 Windows desktop clients in LAN for one business\nclient.

System administrator and lecturer for Windows and Linux/Unix platform

Sep 2000 - Nov 2005 (5 years)

I helded a Microsoft MOC trainings for MCP and MCSE certification,\nand Linux trainig from IBM-ACE program. I've designed and configured LAN\nnetworks with Linux server and 20 windows XP clients separated in three subnets\nand Internet connection for two classroom locations.


College diploma, Electrical technician

1993 - 1995 (2 years)


MCSE (2001)

Algebra POU

Microsoft Certified Systems Engineer

CNI (Certified Novell Instructor) (2005)

Algebra POU

MCT (Microsoft Certified Trainer) (2005)

Algebra POU

LPIC-1 (Junior Level Linux Professional) (2003)

Algebra POU

MCSE (Microsoft Certified Systems Engineer) (2001)

Algebra POU


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