System Administrator

DENIS STIPETIC adyw67@r.postjobfree.com

Bernardina Frankopana 2 cell: +385********

***** ****** ****: 646-***-****

Republic of Croatia

OBJECTIVE Full time position in the area of Information Technology as a system administrator within the government, educational, or non-profit sector where I can utilize my skills in System Administration, Computer Security, Network Security, Mass Automation and Network Optimization.

EXPERIENCE AND WORK HISTORY Institute IGH, December 2020-June 2022

Zagreb, Croatia

As a Head of Corporate Security and IT Department managed every aspect of corporate security and IT at Institute IGH with emphasis on IT and implementation of ISO 27001. As of June 2021 started new position as Deputy Director of General affairs Sector. Ministry of Defense of the Republic of Croatia, October 2012-December 2020 Zagreb, Croatia

As a System Administrator and Technician managed every aspect of information technology at Ministry of Defense, including but not limited to:

•Responsible for technical support for all computers and peripheral devices connected to office Intranet, Windows 10, Windows 7 installation, troubleshooting, technical support, IPSec and administration

•Perform updates of security patches using SCCM or WSUS offline and make sure that all computers within the Ministry are malware free

•Install and maintain software such as Windows Operating System (7, 10, Servers NT, 2000, 2008 R2, 2012 R2 up to 2019), Microsoft Office Suite (up to 2019) or any other software needed for successful work; or hardware such as expanding RAM, upgrading CPU, replacing HDD, upgrading/expanding RAID-5 on multiple servers, restoring OS from backup using Acronis, Veeam or Norton backup solutions

•Responsible for network security, specifically making sure that all network computers are virus free, have latest security patches installed and upgrades using GFI LanGuard or any other network security and vulnerability scanner using Acunetix products for scanning hosts.

• Responsible for penetration testing of in-house built applications and/or Intranet servers.

• Part of a team assembled for building SOC from ground up with emphasis on forensic investigation, log analysis utilizing SIEM

• Engineer/administrator of Office web portal with integration of IP security policies to limit access to data and files. Also implementing full and/or incremental backup solutions for quick restoration of data in case of serious crash.

• Built and maintained RAID-5 array in order to minimize potential loss of files in case of hard drive failure.

• Set up automated power solutions to prevent data loss in case of power failure.

• Lead trainer in seminars on topics such as; safe ways of surfing the Internet, basic principles of phishing and avoidance of identity theft

Croatian Embassy, Ministry of Foreign Affairs of Republic of Croatia January 2008-October 2012 Washington DC, United States of America

Personal Assistant (aide-de-camp) to the Defense Attaché

•Act in the capacity of a Personal body guard to the Croatian Military Defense Attaché

•Receive all delegates who arrive to the USA including the president of Croatia and co-ordinate their security detail with US Secret Service

•Liaise with embassy staff on issues such as organization of receptions for foreign dignitaries and co-ordination of attending official meetings such as latest NATO Summit in Chicago and/or other meetings between American and Croatian state officials

• In employ as a System Administrator and Technician

• In charge of PC hardware diagnosis, support and service

• Tasked with 802.11b/g/n wireless Ethernet network engineering and installation of Cat5 cabling, switches, routers, hubs, VPNs, and LAN setup, security and support

•Responsible for the computer and network security of the Office of Defense Attaché using the best available solutions

Ministry of Defense of Republic of Croatia, September 1999-January 2008 Zagreb, Croatia

As a System Administrator and Technician managed every aspect of information technology at Ministry of Defense, including but not limited to:

•Responsible for technical support for all computers and peripheral devices connected to office Intranet, Microsoft Windows 98, 2000 Workstation and Server, Windows XP and Windows 7 installation, troubleshooting, technical support, IPSec and administration

•Perform updates of security patches using WSUS offline and make sure that all computers within the Ministry are malware free until main WSUS server was built and configured

•Install and maintain software such as Windows Operating System (98, NT, XP, 7, 8, 10, Servers 2000, 2003 up to 2008 R2), Microsoft Office Suite (up to 2007) or any other software needed for successful work; or hardware such as expanding RAM, upgrading CPU, replacing HDD, upgrading/expanding RAID-5 on multiple servers, restoring OS from backup using Acronis or Norton backup solutions

•Responsible for network security, specifically making sure that all network computers are virus free, have latest security patches installed and upgrades using GFI LanGuard or any other network security and vulnerability scanner using Acunetix products for scanning hosts.

• Engineer/administrator of Office web portal with integration of IP security policies to limit access to data and files. Also implementing full and/or incremental backup solutions for quick restoration of data in case of serious crash.

• Built and maintained RAID-5 array in order to minimize potential loss of files in case of hard drive failure.

• Set up automated power solutions to prevent data loss in case of power failure.

• Lead trainer in seminars on topics such as; safe ways of surfing the Internet, basic principles of phishing and avoidance of identity theft

EDUCATION University of Maryland UMUC September 2008-May 2012 College Park, Maryland

Associates Degree in Computer Studies (Information Technology) University of Zagreb October 1990-September 1991

Zagreb, Croatia

Concentration in Telecommunications

Military training October 1991-September 1995

Rank: Sergeant Major and Veteran of the Homeland War During military training also attended strings of IT seminars regarding Lotus Notes and Windows Server Operating system with concentration on installing and maintaining those applications. Worked, consulted, and cooperated with IT and military professionals within the Republic of Croatia and the EU on various projects since 1999.

Technical Mathematical High School September 1985-May 1989 Ogulin, Croatia

Concentration in Mathematics and Information Technology Skills: Windows Server OS, Network security, Microsoft Office, networking, everything that pertains to the software of the computer, penetration testing and forensics

Languages: Fluent in Croatian, Bosnian, Serbian and English. Industry certifications

TestOut PC Pro Certification as evidence of ability to install, manage, repair and troubleshoot PC hardware and Windows operating system software.

System Center 2012 R2 Configuration Manager: Bootcamp MCSA Server 2019 Academy –

Active Croatian DoD TS SCI clearance

Active NATO/EU Secret clearance

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