Andrei Nussem

Experience

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  Ministry of Internal Affairs

  Feb 2000 - Feb 2001

  Paramedic

  Military Service

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  S.C. Foneback

  Mar 2004 - Nov 2007

  Telecommunications Technician

  Troubleshooting, repair Mobile Phones

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  Allianz-Tiriac Asigurari

  Dec 2007 - Apr 2015

  -Install/configure/test/deploy and maintain Windows 2000/2003/2008 servers, Microsoft Exchange 2007/2010 servers,SQL 2005/2008 Servers, SharePoint 2007, 2010 Farms, Linux servers (Web).-Design/implement/maintain Network Infrastructure Services (Active Directory, DNS, DHCP, IIS6, IIS7,WINS, WSUS server, Group Policy Objects, Print Services, VPN.-Configure and maintain Linux Red Hat Enterprise Servers 5 which serve as firewall& app servers-Implement/monitor apps, infrastructure servers & network status with enterprise tools-Monitor systems health by physically inspecting env-Troubleshooting&configuration for production, dev&test env-Virtualisation(VMware(vSphere client), Hyper-V)Support:-Ensured Level 2 support in Ops and Infrastructure in IT-Determine root causes&provide a resolution for unknown issues-Software, Hardware and Network troubleshooting-Server logs analysis to determine the root cause and resolution of warnings and failures-Detect/prioritise performance and availability issues regarding server systems and network availability-Assist in troubleshooting production issues with members of other teams within I.T-Migration of Virtual Infrastructure (Vmware) from BUC to Frankfurt-Participated in the development and implementation of long-term network, application and systems plans-2008 Vmware ESX 3.0 virtualisation of all physical servers, with the exception of the file-servers-2009 upgrade from Vmware ESX 3.5 to Vsphere 4.0-2010 project to upgrade SharePoint 2007 Farm to SharePoint 2010 Farm-2011 Disaster Recovery/Business Continuity project in Allianz Romania regarding replication of critical data to another site-2012-2014 upgrade of servers from MS. Windows 2003 R2 to MS. Windows 2008 R2(Creating Production, UAT and Test env)-Implementation of Network Load Balancing on Production Env for Core apps-Consolidation of the SQL infrastructure, installing & configuring new SQL 2008 R2 servers/migrating users and roles from SQL 2005 servers Show less -Administrating WSUS server for the company clients Microsoft Active Directory-OU creation and management. -Computer & user object creation and remove. -Managing user access leves (local, remote, VPN), troubleshoot network and systems performance issues, Microsoft Exchange e-mail server-File Server administration (structure/quotas/security) -Hardware and Software support for the employees of the company-Building, configuration and troubleshooting of desktop hardware -Securing infrastructure from viruses, trojans, SPAM attacks-Maintaining the network infrastructure Show less

  • L2 Support Engineer

    May 2010 - Apr 2015

  • Infrastructure Help Desk Analyst

    Dec 2007 - May 2010
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  S.C. SDZTELECOM

  May 2015 - Apr 2017

  System Network Administrator

  Maintenance: -Installed, maintained and supported the technical equipment (computers,printers,copy machines,phones,fax-telephone, PBX) -Data and traffic supervision -Securing back-ups of data and servers -Installing and maintaining the anti-virus solutionsSupport: -Debugging/troubleshooting on the managed hardware -Offered technical supported on the managed hardware -Email address configuration for employeesCoordination: -Coordinated with external providers of the hardware replacements or emergency services -Coordinated with internet providers, in order to ensure optimal services were available to the company's users -Coordinated several trainings with the sales employees, in order to make sure they understand the limitations of the infrastructure -Coordinating with internal departments, in order to ensure all the systems were up and running correctlyProjects: Show less

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  Allianz-Tiriac Asigurari

  May 2017 - Oct 2018

  L2 Support Engineer

  -Install/configure/test/deploy and maintain Windows 2000/2003/2008 servers, Microsoft Exchange 2007/2010 servers,SQL 2005/2008 Servers, SharePoint 2007, 2010 Farms, Linux servers (Web).-Design/implement/maintain Network Infrastructure Services (Active Directory, DNS, DHCP, IIS6, IIS7,WINS, WSUS server, Group Policy Objects, Print Services, VPN.-Configure and maintain Linux Red Hat Enterprise Servers 5 which serve as firewall& app servers-Implement/monitor apps, infrastructure servers & network status with enterprise tools-Monitor systems health by physically inspecting env-Troubleshooting&configuration for production, dev&test env-Virtualisation(VMware(vSphere client), Hyper-V)Support:-Ensured Level 2 support in Ops and Infrastructure in IT-Determine root causes&provide a resolution for unknown issues-Software, Hardware and Network troubleshooting-Server logs analysis to determine the root cause and resolution of warnings and failures-Detect/prioritise performance and availability issues regarding server systems and network availability-Assist in troubleshooting production issues with members of other teams within I.T Show less

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  Q'NET INTERNATIONAL Romania

  Oct 2018 - Sept 2020

  Customer Support Engineer

  I was responsible for the administration of the company’s IT system and I was also part of the Outsourcing HelpDesk Team. In my two years working here I managed to optimize the network infrastructure and connection speed, virtualize part of the servers and enhance the security. I also managed to bring up all the user computers to the latest Windows OS and create a unitary system image.Internal tasks: - Administration of company’s on-premises Windows Servers (Domain Controllers, File Server, Exchange Server, Print Server) and network infrastructure (Cisco Routers & Switches, Access Points, VLANs, Firewall)- Administration of Azure AD and Office 365 Tenant (Exchange Online, Sharepoint, Microsoft Teams)- Deployment and administration of Hyper-V VMs- Creation of Security and Compliance policies: DLP, Anti-Spam, Anti-Phishing, Anti-Malware- Administration of distribution groups, security groups and user rights management- Installation and administration of the surveillance system: NVR and IP CamerasOutsourcing tasks:- Level 1 and 2 Ticket based interventions for Hemmersbach and DXC- backfill for system engineers- backfill for helpdesk engineers at offices with up to 300 users- data-center physical hardware inventory- stock managementProjects:- Rollout and Refresh programs for many corporations- Custom system image deployment in collaboration with HP Show less

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  While1 Software Romania

  Sept 2020 - Jul 2024

  Customer Support Engineer

  -Responsible for installation, troubleshooting, and maintenance of While 1 Voice-Effectively communicating with customers and internal colleagues to meet customer's expectations and provide training in using While1 Voice -Answering customer questions and resolving issues by providing troubleshooting advice -Folowing up with clients to verify optimal customer satisfaction following support engagement and problem resolution -Create support documentation -Explaining technical information in clear terms to non-technical individuals to promote better understanding Show less

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  Unity Solutions SRL

  Jul 2024 - now

  System Engineer