24.10.2026 aktualisiert

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IT Infrastructure Specialist | Virtualization, Backup & Network

Kolsass, Österreich
Weltweit
Lehrabschluss
Kolsass, Österreich
Weltweit
Lehrabschluss

Profilanlagen

CV_AlexanderLentner.pdf

Über mich

Senior IT Infrastructure Consultant with 15+ years of experience in enterprise networks, virtualization, and backup & disaster recovery.

Skills

ProxmoxMicrosoft Application VirtualizationBackup-ReplikationDateninfrastrukturDaten-VirtualisierungDesktop-VirtualisierungDisaster RecoveryVmware-ServerHardware VirtualizationHyper-VHypervisorSystems Network ArchitectureInformationsarchitekturInfrastrukturNetwork SecuritySystem Center Configuration ManagerNetzwerkarchitekturNetzwerk-VirtualisierungServer AdministrationServer-VirtualisierungVirtualizationBackup And RestoreUnternehmensinfrastrukturInfrastrukturtechnikVirtual ComputingNetzwerk-SupportFortinetHardware InfrastructureGestaltung der InfrastrukturVeeamVMware
Senior IT Infrastructure Consultant with 15+ years of experience across enterprise networks, virtualization, and backup/disaster recovery. I combine hands-on administration with strategic advisory — from designing and migrating complex infrastructures to running day-to-day operations for corporate and healthcare clients. My background spans full-stack network management (VMware, Hyper-V, Proxmox), advanced security configurations (Fortinet, Securepoint), and Veeam-based backup strategies with a strong focus on 24/7 reliability. Based in Tirol, Austria, with flexible availability for remote and on-site engagements across the DACH region.

Erfahrung

Berufserfahrungmehr als 10 Jahre
Freelancer seit2026

Sprachen

DeutschMutterspracheEnglischverhandlungssicher

Projekthistorie

IT Infrastructure Consultant | Virtualization, Backup & Network Security

Freelance
● Network Design & Technical Advisory: Comprehensive architecture, governance, and
tactical refinement of enterprise ecosystems and sophisticated virtualized
frameworks, maintaining seamless availability for high-priority operational
environments.
● Strategic Architecture & Solutions: Specialized B2B technical advisory regarding
complex infrastructure transitions, advanced security frameworks, and robust
business continuity protocols for critical systems.

Senior IT Administrator

Virtual World IT-Systemhaus GmbH
Senior IT administration for major medical providers and nation-wide ambulatory rehabilitation centers. Full-stack administration of large-scale healthcare networks, advanced configuration of Securepoint firewalls and high-density switch environments, implementation of backup strategies, and planning of complex system migrations and hardware rollouts across multiple clinic locations.

IT & Media Systems Engineer

IT & Media Systems Engineer (Project-based)
Design and implementation of high-performance digital workflows and data management systems for international productions like Netflix and Amazon MGM Studios. Deployment and maintenance of temporary high-speed networks and server structures in remote filming locations. Serving as primary technical contact between production units, equipment rentals, and on-set IT infrastructure. Maintenance and emergency repair of high-end camera, lighting, and data-processing hardware. Rapid troubleshooting of software and hardware issues to ensure zero downtime during live broadcasts and film shoots.

IT Systems Technician

IT-Team Tirol GmbH
Acted as a specialized internal IT administrator for a major corporate client (covering 80% of tenure). Provided external IT support and network solutions for SMEs and private clients. Installation and configuration of wired and wireless network components. Regular maintenance of client server environments including OS updates, security patches, and hardware upgrades. Technical 1st and 2nd level support for a wide range of hardware and software issues.

Camera & Light Technician

ARRI / ARRI Rental
Redesigned and optimized worldwide ticketing systems and service workflows for the Global Service department. Management of complex international repair chains including customs handling and shipping of high-end digital systems. Provided direct technical repairs and lighting technology services on professional film sets. Technical advisory for international customers regarding equipment maintenance, software updates, and hardware repairs. Final testing and calibration of high-end cinema equipment following service and repair cycles.

IT Systems Specialist

MED-EL Medical Electronics
Centralized management and administration of the IT infrastructure for all global MED-EL branches, coordinated from the Innsbruck headquarters. Full responsibility for daily maintenance, optimization, and stability of the internal corporate IT infrastructure. Responsible for execution and monitoring of internal backup processes to secure sensitive corporate, research, and patient-related data. Strategic planning and operative implementation of network structures for new building expansions. Managed centralized software distribution systems to ensure standardized IT environments across all international locations.

External IT & Wireless Infrastructure

LBC-Computercenter
Technical support for Internet Service Provider operations in the Zillertal region. Installation and alignment of long-range wireless links (Point-to-Point) to provide internet in remote valley areas. On-site hardware repair and network troubleshooting for corporate and private customers. Detailed testing and repair of PC systems, laptops, and peripheral devices.

IT Technician (Apprenticeship)

Wirtschaftskammer Tirol
Comprehensive training in corporate IT systems, hardware diagnostics, and network management. Assembly, staging, and rollout of workstations and mobile devices for internal departments. Planning and execution of physical network cabling and server room organization. Practical experience in technical 1st level support for internal employees.

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