16.08.2024 aktualisiert

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IT Administrator / Technical Engineer / Support Engineer

zug, Schweiz
Schweiz
zug, Schweiz
Schweiz

Profilanlagen

CV_Alexandru_Bejinariu_EN.pdf

Skills

JavaCADActive DirectoryPenetration TestingDatensicherungVoIPBugfixingConfiguration ManagementInformationssicherheitIt-BeratungDatensicherheitDosVmware ESX ServerMicrosoft Exchange ServerHyper-VLIMSLinux ServersMicrosoft Sql-ServerNetzwerkarchitekturNetzwerkverbindungenDruck-ServerNetzwerk-SegmentierungCitrix SystemsNGINXPrtgSoftware SafetyReverse-ProxyWi-Fi-TechnologieScriptingTransport Layer SecurityFirewallsBaramundiBetriebssystemeFortinetHardware InfrastructureVeeamNetwork ServerDocker
Active Directory, Backups, Baramundi, Citrix, IT Security, Cybersecurity, CAD, Configuration Management, MS-DOS, secure data, Docker Container, Firewall, Fortinet, hardware components, Hyper-v, Microsoft Hyper-V, IT infrastructure, IT consulting, Java, LIS, Linux Server, Microsoft Exchange Server, Office 365, Microsoft SQL, Microsoft SQL Server, MSSQL, Windows, Windows XP, Network infrastructure, network connectivity, Network connections, network segmentation, servers, NGINX, Operating Systems, PRTG, Print Server, Reverse Proxy, Scripting, Bug fixing, Patch Management, penetration testing, SSL, ESXi, Vmware ESXi, Veeam, VOIP, WiFi, Wi-Fi

Erfahrung

Berufserfahrung5 - 10 Jahre
Freelancer seit2018

Sprachen

DeutschgutEnglischgutRumänischgutSpanischgut

Projekthistorie

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

PVS Reiss GmbH
Onsite Technician & System Administrator for the whole IT Infrastructure - Medical
billing services across whole Germany. Most of the focus was on Cybersecurity and
rarely offering first lever support. Analyzing the whole infrastructure, Patch planning
for over 100 clients and 100 servers. Associated activities in this space are for
example:


? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for ESXi (virtual) platforms
? 1st / 2nd & 3rd Level support (onsite & remote)
? Setting up Windows machines (staging & auto-provisioning)
o Baramundi, Apple Business Manager
? Creating an overview of the whole Infrastructure with tools like Baramundi,
Greenbone and PRTG, clients and servers, patching and planning downtime.
? Maintenance of Active Directory & Group Accounts
? Managing Microsoft Exchange Server
? Maintaining Network infrastructure & Firewall
? Upgrading and implementing existing SSL CA Authority for ESXi hosts, VCSA
and clients
? Upgrading ESXi Cluster
? Restoring & Testing Backups on test environments to check integrity and
functionality of Backups

IT Administrator (2nd & 3rd Level Support) / Remote Onsite Technician & System Administrator

WSH GmbH
billing services across whole Germany. My focus was mainly on Cybersecurity.
Analyzing the whole server infrastructure, Patch planning for over 100 servers.
Associated activities in this space are for example:



? System Administration of server infrastructure (h/w & software)
? Management & Technical support for ESXi (virtual) platforms
? 2nd & 3rd Level support (remote)
? Setting up Windows & Linux Server
? Creating an overview of the whole Infrastructure with tools like Baramundi,
Greenbone and PRTG, patching and planning downtime.
? Maintenance of Active Directory & Group Accounts
? Maintaining Network infrastructure & Firewall
? Implementing existing SSL CA Authority for ESXi hosts and VCSA
? Upgrading ESXi Cluster
? Restoring & Testing Backups on test environments to check integrity and
functionality of Backups

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

IT-Administrator
Onsite Technician & System Administrator for the whole IT Infrastructure. Associated
activities in this space are for example:



? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for Hyper-V (virtual) platforms
? 1st / 2nd & 3rd Level support (onsite & remote)
? Setting up Windows machines (staging & auto-provisioning)
o Baramundi
? Creating an overview of the whole Infrastructure with tools like Baramundi,
clients and servers, patching and planning downtime.
? Increased Focus on Cybersecurity
? Maintaining specific IFA systems - IFA Software
o Clients & Server
? Migration from x.concept to IFA Software
? Maintenance of Active Directory & Group Accounts
? Managing Microsoft Exchange Server
? Maintaining Network infrastructure & Firewall
? Implementing & Configuring new Ophthalmologic special devices
? Basic Microsoft SQL maintenance

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

? Kardiologische Praxisgemeinschaft- Singen (DE) IT-Administrator


IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician




Onsite Technician & System Administrator for the whole IT Infrastructure. Associated
activities in this space are for example:

? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for Hyper-V (virtual) platforms
? 1st / 2nd & 3rd Level support (onsite & remote)
? Setting up Windows machines
? Maintenance of Active Directory & Group Accounts
? Managing Tobit.David Mail&Fax Server
? Maintaining specific x.concept Software
o Clients & Server
? Maintaining Network infrastructure & Firewall
? Implementing & Configuring new Cardiological special devices
? Basic Microsoft SQL maintenance

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

Helianthum Lebensstätte GmbH
Onsite Technician & System Administrator for the whole IT Infrastructure (Nursing
Home). Associated activities in this space are for example:



? System Administration of full client infrastructure (h/w & software)
? Technical support for multiple Microsoft Hyper-V server
? Maintaining specific Medifox-DAN Software
? Managing Microsoft Exchange Server
? Setting up Windows machines (staging & auto-provisioning)
o Baramundi
? Maintenance of Active Directory & Group Accounts
? Unify WiFi Mesh
? Managing Print Server & Printer Service
? Maintaining Network infrastructure & Firewall

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

Pflegedomizile Hegau GmbH
Onsite Technician & System Administrator for the whole IT Infrastructure (Nursing
Home). Associated activities in this space are for example:


? System Administration of full client infrastructure (h/w & software)
? Technical support for multiple Microsoft Hyper-V server
? Maintaining specific Medifox-DAN Software
o Clients & Server
? Managing Microsoft Exchange Server
? Maintenance of Active Directory & Group Accounts
? Managing Print Server & Printer Service
? Maintaining Network infrastructure & Firewall

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

Onsite Technician & System Administrator for the whole IT Infrastructure (Nursing
Home). Mostly basic administration. Associated activities in this space are for
example:


? System Administration of full client infrastructure (h/w & software)
? Technical support for Microsoft Hyper-V server
? Maintaining specific Medifox-DAN Software
o Clients & Server
? Maintenance of Active Directory & Group Accounts
? Managing Print Server & Printer Service
? Maintaining Network infrastructure & Firewall
? 1st / 2nd & 3rd Level support (onsite & remote)

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

Otmar Heim Präzisionsdrehtechnik GmbH
Onsite Technician & System Administrator for the whole IT Infrastructure including
network connectivity of CNC Machines to Central Counters . Associated activities in
this space are for example:


? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for ESXi platforms
? Migration from Vmware ESXi to Microsoft Hyper-V
? Implementing Veeam as new Backup Solution
? Technical support for multiple Microsoft Hyper-V server
? Maintaining specific GEWATEC Software
o Clients & Server
? Managing Microsoft Exchange Server
? Implementing & migrating to newer version of Microsoft Exchange Server
? Maintenance of Active Directory & Group Accounts
? Managing Print Server & Printer Service
? Implementing NGINX as Reverse Proxy as Docker Container
? Maintaining Network infrastructure & Firewall
? 1st / 2nd & 3rd Level support (onsite & remote)
? Building & optimizing High-End PCs for specific CAD applications
? Basic Microsoft SQL Server management

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

TDJ GmbH
Onsite Technician & System Administrator for the whole IT Infrastructure. Associated
activities in this space are for example:




? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for ESXi (virtual) platforms
? 1st / 2nd & 3rd Level support (onsite & remote)
? Building High-End PCs for CAD applications
? Basic Microsoft SQL Server management
? Maintenance of Active Directory & Group Accounts
? Upgrading Server Network to 10GB/s speed
? Managing Microsoft Exchange Server
? Maintaining Network infrastructure & Firewall

System Engineer System Engineer / Onsite Technician

Takeda GmbH
Whenever there were no "conventional" solutions to replace older hardware &
software.
Offering redundancy for very old systems which are running MS-DOS around Intel
Pentium Platform by putting together older Hardware and testing it.
Support for Windows XP & MSSQL Express for Data Collection Probes

System Engineer System Engineer / Onsite Technician - Networking

Rheinmetall Waffe Munition GmbH
New Network connections were required to properly segment the network of various
production and CNC machines. This means the addition of new several network racks
which also implied new Fiber optic connection splicing between central Network Rack
and the satellite network Racks across multiple buildings.
Basic L1/L2 networking support included.




? Brooks Automation - Steißlingen (DE) System Engineer



System Engineer - Hardware



Building Custom PCs including hardware & Customizing Windows Images
Assembling special Chassis to fit Special Cryogenics Machines
Customizing the OS with special drivers & Software for ease of deployment across the
seas
Creating and customizing WinPE Images for different types of Machines
2nd& 3rd Level support on site - Germany - 3rd Level support across the globe




? Konrad GmbH - Radolfzell (DE) IT Support


IT Support - Network



Mostly Basic L1/L2 networking support
This includes also Fiber optics splicing and maintenance across several new buildings

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

Haller GmbH & Co. KG Internationale Spedition
Onsite Technician & System Administrator for the whole IT Infrastructure. Associated
activities in this space are for example:


? System Administration of full client infrastructure (h/w & software)
? Technical support for ESXi server
? Migration to newer ESXi versions
? Maintaining specific LIS-Winsped Software & Warehouse management
o Clients & Server
? Basic Microsoft SQL support
? Implementing NGINX as Reverse Proxy as Docker Container
? Maintaining Network infrastructure & Firewall
? Managing Microsoft Exchange Server
? Maintenance of Active Directory & Group Accounts
? Managing Print Server & Printer Service
? Maintaining Network infrastructure & Firewall
? Implementing OFTP2 (EDI) Protocol for secure data transfer between client
and VW/Porsche Group
? 1st / 2nd & 3rd Level support (onsite & remote)

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

? Institut für die Geschichte und Zukunft der Arbeit - Möglingen (DE)IT-Administrator


IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician




Onsite Technician & System Administrator for the whole IT Infrastructure. Associated
activities in this space are for example:


? System Administration of full client infrastructure (h/w & software)
? Technical support for ESXi server
? Managing Hyper-V Server
? Implementing NGINX as Reverse Proxy as Docker Container
? Maintaining Network infrastructure & Firewall
? Managing Microsoft Exchange Server
? Maintenance of Active Directory & Group Accounts
? Managing Print Server & Printer Service
? Wi-Fi Meshing
? Maintaining Network infrastructure & Firewall
? 1st / 2nd & 3rd Level support (onsite & remote)

IT Administrator (1st /2nd & 3rd Level Support) / Onsite Technician

Auto-Interleasing AG; ABT-Automobile; B.I. Collection
Onsite Technician & System Administrator for more than 150 clients and 100 virtual
servers including system management & technical implementation. Associated
activities in this space are for example:



? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for ESXi (virtual) platforms
? Managing Citrix Environment & offering basic support for migration to newer
systems
? 1st / 2nd & 3rd Level support (onsite & remote)
? Bug fixing & error tracking (Scripting) as well as Configuration Management
? Patch Management
? Maintaining specific BMW/Maserati/Ferrari specific software
? Maintenance of Active Directory & Group Accounts
? Documentation of IT infrastructure components
? Setting up Windows machines (staging & auto-provisioning)
o Baramundi, Apple Business Manager
? Maintaining Firewall integrity - Fortinet
? Problem Management
? Improving network segmentation on Alcatel-lucent environments
? Assisting security experts on improving the overall security of the network
? Managing Mitel Telephony System & VOIP Technology

IT Administrator (1st/2nd & 3rd Level Support) / Onsite Technician07

PAPA IT Solutions GmbH
Onsite Technician & System Administrator for more than 30 clients within medical &
healthcare provider environments including system management & technical
implementation. Associated activities in this space are for example:



? System Administration of full client infrastructure (h/w & software)
? Management & Technical support for ESXi/Hyper-v(virtual) platforms
? 1st / 2nd & 3rd Level support (onsite & remote) PREMIUM Business support
? Bug fixing & error tracking (Scripting) as well as Configuration Management
? Patch Management
? Maintenance of Active Directory & Group Accounts
? Documentation of IT infrastructure components
? Setting up Windows machines (staging & auto-provisioning)
? Security Management (SOPHOS for example)
? Backup & Restore Concepts / Archiving
? Problem Management
? Highly sensitive environments within hospitals & doctor's offices

IT Administrator / Technical Engineer / Support Engineer

EDV & Software Service
Onsite Technician & System Administrator including system management & technical
implementation. Associated activities in this space are for example:


? Assembling the various hardware components &
? Technical/software-specific preparation of the hardware
? Commissioning of the devices & ensuring their respective functionality
? Customer-specific adjustments and changes made.
? End-user Training for introduced hardware / software components.
? PREMIUM Onsite Support for several customers
? System Administration of full client infrastructure
? Active Directory Management
? Equipment maintenance executed & Patch Management
? Backup & Restore Concepts including Archiving.

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