Gabriel B.


665 dollar
14 years

My experience


MambuAugust 2019 - Present

- Helpdesk, L2-L3 global support to users spread across 8 offices.
- Manage Cisco Meraki network Routers, Switches and Access Points
- Manage User accounts and access in different Cloud platforms: G Suite, Jira, BitBucket, etc.
- Manage different AWS resources (EC2 Instances, VPC, VPN, Security Groups, Load Balancers).
- Maintain MacOS internal devices

Verve (/en/companies/verve)November 2018 - August 2019

- Helpdesk, L2-L3 support to users in London, Chicago and Iasi offices.
- Maintain network and server infrastructure hosted across multiple Data Centres in UK and US.
- Backup and disaster recovery, monitoring and maintenance.
- Regular ISand HIPA security compliance and enforcement.
- Daily system monitoring and logging
- Support for virtualized environments in Hyper-V and VmWare
- Administration of Exchange, AD and SQL server infrastructure across different versions and editions.


Quartz Matrix SRL (/en/companies/quartz-matrix)April 2014 - November 2018

Network Administrator, Security and Data Center Administrator, Customer Technical support L2 / L3 which gave me the opportunity to obtain the following professional skills:
• Knowledge above average in implementation and configuration of the following network equipments:
- Cisco Routers and Switches
- HP Comware Routers and switches
- Cisco controllers and accespoints
- Cisco ASA Firewalls
- Experience in using Cisco CLI and Cisco ASDM and CCP.
- High Knowledge in configuration, implemetation and designing Security Solutions using Fortigate Firewalls;
• Knowledge above average in advanced configuration, troubleshooting and maintenance of the following operating systems and virtualization environments:
- VMWare ESX, 5, 6
- Microsoft Hyper-V
- Xen Project - open source virtualization
- Microsoft Windows Server
- Linux (CentOS, RedHat, Fedora, Debian, SUSE, Ubuntu)
- Microsoft Windows XP
• Advanced configuration, troubleshooting and maintenance of the following tools: Officeboth on premises and Office 365 versions on clound but on premise.
• Advanced configuration, maintenance and troubleshooting of the following email servers:
- Exchange 2007 and Exchange 2013
- Axigen, Xeams, Zimbra, Postfix, Iredmail under various versions of Linux
• Above average experience in using and configuring the following solutions:
- Monitoring hardware using Nagios, Cacti, The Dude, Netflow, Zabbix and others.
- Hardware and software solutions offered by a wide range of providers: Barracuda, Fortinet, BitDefender, Kaspersky
- Design, configuration and implementation of Cloud solutions using MS Azure.
- Hardware Servers or Storages from leading providers HP, DELL, Lenovo, IBM, Fujitsu Siemens
- Configuration of Backup and replication environments (Veeam, Acronis, Barracuda)
- Monitoring and securing networks and operating sistems using OpenSource and Enterprise solutions: DansGuardian, pfSense, Untangle, Barracuda, Fortinet, Forefront TMG ,Cisco ASA
- Routing protocols: OSPF, VRRP, BGP
- VPN solutions: Cisco, Forefront TMG, OpenVPN, Fortinet

Quartz Matrix SRL (/en/companies/quartz-matrix)January 2018 - November 2018

- Delegate duties and tasks within the IT department
- Review completed tasks to ascertain compliance with standards.
- Monitor all team members and provide necessary advice and guidance.
- Coach all team members and motivate them to produce desired results.
- Work alongside other departments to achieve company goals and visions.
- Write and forward regular reports to the management.
- Provide solution to any complex IT related challenges in the organization.

InfoWorld (/en/companies/info-world-srl)June 2007 - April 2014

- Wiring, designing, maintaining IT networks
- Configure and maintain netowrk infrastructure (routers and switches)
- Troubleshoot and resolve Hardware related problems
- Install, configure, troubleshoot and maintain Microsoft Windows XP,, 8 operating systems.
- Level 2 and level 3 techincal support
- Junior server administrator on Windows Server enviroments.

My stack




SQL Server, Microsoft SQL Server


Bitbucket, Troubleshooting



Analysis methods and tools


IT Infrastructure

Cisco Switches/Routers, Amazon Web Services EC2, Debian, Hyper-V, Linux Red Hat, SuSE Linux, System administration, Virtualization, Zabbix, Network Security, Linux (Ubuntu, CentOS), Linux, Fedora, Ubuntu, VPN, Nagios, CentOS, VMware, Windows Server

My education and trainings

Licenses & certifications - Fortinet/ Microsoft/BitDefender University ...

Accounting and Management Information Systems - Alexandu Ioan Cuza University, Iasi2011 - 2014

Computer Science, Analyst Programmer, Computer Assist - College of Administrative and Economic Services1997 - 2001