Ivan Nuss - IT Systems Administrator

Recommended expert

Oranienburg, Germany

Experience

Feb 2019 - Present

7 years

Set up and maintain the educational network infrastructure including WLAN
Create, customize, and deploy images
Troubleshoot hardware and software and maintain hardware for PCs, laptops, projectors, and smartboards
IT consulting and training

Aug 2018 - Nov 2018

4 months

Inventory hardware, adjust BIOS settings, perform BIOS firmware upgrades and install Windows 10 including custom applications via PXE boot
On-site replacement of desktop PCs, laptops, monitors, and peripherals
Analyze defective hardware and troubleshoot issues

Jan 2017 - Jul 2018

1 year 7 months

Receive, assemble and inventory client and server hardware, perform initial installations, firmware upgrades and system deployments
On-site replacement of fat and thin clients, monitors, and peripherals
Hardware repairs and mounting servers in rack cabinets

Jul 2016 - Dec 2016

6 months

Install, maintain and repair PCs, workstations, notebooks, servers, and printers at the component level on-site
Replace faulty parts and test to ensure proper functioning
Perform expansions, upgrades and migrations of existing systems
Instruct users on the provided hardware and software
Escalate issues when needed
Document work in IT systems

Jul 2016 - Jul 2016

1 month

Mar 2015 - Jun 2016

1 year 4 months

Migrated from Windows Vista to Windows 7, including data backup before and data restoration after migration
Ticketing and 2nd-level support using remote tools
Software service, system provisioning, troubleshooting, and customer consulting

Jul 2008 - Aug 2008

2 months

Focus on IT system administration using Active Directory, OpenVPN, RDP, TeamViewer, and other vendor-specific remote and client access tools. Image and software deployment. Systematic troubleshooting in hardware and software.
Focus on networking: building complex network infrastructure, setting up servers, NAS, patch panels, and switches. Large-scale WLAN expansion using Ubiquiti. Patching.
Focus on monitoring: setting up building surveillance with Hikvision. Installing alarm systems like Lupusec and all smart home devices from different manufacturers.
Focus on rollout: using tools like HP Service Manager, TransICT, ACAT, ClientChecker, and CMD. Handling tickets as a system administrator in 1st and 2nd level support using remote tools. Processing service and support requests in hardware and software. Installing, configuring, backing up and restoring data, maintaining and uninstalling hardware and software components.
Several years of experience in system analysis, maintenance, and repair.
Hardware and software skills include:
PC, laptop, notebook, tablet, smartphone
Printers, copiers, scanners, and multifunction devices
Smartboard, ActiveBoard
Networking, TCP/IP
Windows XP and newer
MS Office from 97
IBM Lotus Notes