Available to hire
I am Jacob Arbabi, a System Engineer with over 15 years of experience in system engineering and administration, specializing in Linux and Cloud Systems. I excel at maintaining server performance, troubleshooting complex issues, and leading migration projects.
I have hands-on experience with virtualization, OS maintenance, and automation, and I am eager to contribute in a challenging environment that nurtures growth and innovation.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Language
English
Fluent
German
Intermediate
Persian
Fluent
Turkish
Fluent
Work Experience
System Engineer at Unbelievable Machine GmbH (Changed to Orange Business)
November 1, 2019 - PresentLed internal operations and cross-team coordination for infrastructure management; Administered, optimized, and troubleshot Linux server environments (RHEL, Debian/Ubuntu); Enhanced network, cloud, and security infrastructure; Delivered operational support and root-cause analysis; Designed and maintained Linux-based infrastructure architectures; Installed, configured, and troubleshot virtualization platforms (VMware, Hyper-V, XEN, KVM) and container environments (Docker); Automated Linux system provisioning, configuration, and maintenance using Puppet; Administered SSL-VPN remote access and password management tools; Managed enterprise monitoring systems and centralized log management; Managed company-wide backups including tape libraries; Installed and configured Linux and Windows servers.
System & Network Administrator at City Council of Tehran – Tehran, Iran
December 1, 2013 - June 30, 2019Managed Active Directory for 400+ users with automated group policies and PowerShell scripting; Configured core network services (DHCP, DNS, NAT, VPN, port forwarding) on Cisco & Mikrotik gear; Optimized WAN performance with load balancing across 6 lines; Implemented network and endpoint security using IP tables and Bitdefender; Designed VLAN architecture and LAN security on Cisco switches; Built VMware vSphere virtual infrastructure; Developed backup strategy using Backup Exec; Monitored network devices with IP Monitor; Supported VOIP systems; Deployed enterprise Wi-Fi across two buildings and 10 conference rooms for 400+ users.
System & Network Administrator at Andia Rasaneh Novin – Andisheh, Iran
May 1, 2012 - December 31, 2013Provided remote support for 15 locations; managed routing, DHCP, DNS, NAT, VPN, PPPoE, and Radius (Mikrotik); Implemented security policies on WAN/LAN using Mikrotik firewall and Symantec; Built VMware ESXi & vCenter virtualization; Monitored infrastructure via PRTG; Designed wireless networks using Ubiquity & Mikrotik outdoor solutions.
Network Administrator at Pars Online Group – Shahriar, Iran
September 1, 2009 - May 31, 2012Configured Mikrotik routers, VPNs, and accounting servers (IBSng); Monitored bandwidth and network health using Mikrotik Dude and Cacti; Installed wireless networks with Redline, Ligowave, Ubiquity & Mikrotik; Performed structured cabling.
Education
Master of Science in Information Technology at Qom University, Iran
January 1, 2009 - December 31, 2011Bachelor's Degree in Computer Software Engineering at Shomal University, Iran
January 1, 2005 - December 31, 2007Associate Degree in Computer Software Engineering at Azad University, Iran
January 1, 2002 - December 31, 2004Qualifications
Linux LPIC 1 (101-500 & 102-500) (LPI)
January 11, 2030 - April 16, 2026MTCNA (Self-study + Practical Experience, No certificate)
January 11, 2030 - April 16, 2026MCITP & MCSE (Self-study + Practical Experience, No certificate)
January 11, 2030 - April 16, 2026CCNP R&S (Self-study + Practical Experience, No certificate)
January 11, 2030 - April 16, 2026CCNA (Kahkeshan - Nour Institute)
January 11, 2030 - April 16, 2026Driving Licence
January 11, 2030 - April 16, 2026Industry Experience
Computers & Electronics, Software & Internet, Professional Services
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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