Dawid Walczak
ICTO
Eindhoven
Summary
At Samsung SDS,I spearheaded server migrations and optimized network performance, significantly reducing downtime through proactive troubleshooting. Big knowledge in Windows administration and technical support, my skills in virtualization technologies and IP addressing enhanced system security and efficiency. My approach combines strong problem-solving abilities with effective communication, ensuring seamless operations and support. Dependable IT Support provides excellent office management and administrative support. Possesses strong communication and interpersonal skills. Creative problem solver with strong analytical and critical thinking skills.
Overview
7
7
years of professional experience
4
4
years of post-secondary education
2
2
Certifications
Work History
IT Network Support / System Administrator
Samsung SDS
04.2022 - Current
- Reduced downtime with effective troubleshooting and timely problem resolution.
- Provided remote support for off-site employees, resolving issues quickly without sacrificing job performance.
- Created help desk tickets, troubleshot and resolved desktop issues.
- Updated software to safeguard against security flaws.
- Assigned system permissions and set up computers to assist with onboarding new employees
- Determined hardware and network system issues using proactive troubleshooting techniques.
- Loaded software, granted permissions, and configured hardware for new employees as part of onboarding process.
- Assisted in successful migration to new server platform with minimal interruptions to business operations.
- Optimized network performance with regular maintenance checks, software updates, and hardware upgrades.
- Installed, configured and maintained computer systems and network connections.
- Removed malware, ransomware, and other threats from laptops and desktop systems.
- Planned and implemented upgrades to system hardware and software.
Seller/Diagnostic Technician
Sprzedaz-uslugi Jaroslaw Pawlak
09.2017 - 10.2019
- Utilized social media platforms to engage customers, share promotions, and stay top-of-mind with target audiences.
- Repairing and servicing RC Toys, laptops, PCs, printers and network devices.
- Streamlined communication with clients by maintaining organized records of transactions, interactions, and feedback.
- Responded to customers' complaints regarding service and product quality to solve issues.
- Packed, labeled, and shipped products to customers, providing accurate delivery timelines.
- Selected correct products based on customer needs, product specifications and applicable regulations.
Education
IT Technik - IT Technik
Zespol Szkol Numer 2 Im Przyjazni Polsko-Norwerski
Ostrzeszow, Poland 09.2013 - 05.2017
Skills
MS Office
Hardware and software installation
Windows administration (Windows Server, Active Directory, DNS, DHCP)
Server maintenance
Virtualization Technologies (VMware, vSphere, vCenter, vSAN, LUN)
File system administration
Server Management (Update, upgrade)
Technical Support
Virtualization
Hardware Installation
IP Addressing and Subnetting (VLAN, Cisco, Fortinet, switch, firewall)
Languages
Polish
Native language
English
Advanced
C1
Dutch
Intermediate
B1
Certification
Fortinet Certified Fundamentals in Cybersecurity
Timeline
Fortinet Certified Associate in Cybersecurity
06-2024
Fortinet Certified Fundamentals in Cybersecurity
05-2024
IT Network Support / System Administrator
Samsung SDS
04.2022 - Current
Seller/Diagnostic Technician
Sprzedaz-uslugi Jaroslaw Pawlak
09.2017 - 10.2019
IT Technik - IT Technik
Zespol Szkol Numer 2 Im Przyjazni Polsko-Norwerski
09.2013 - 05.2017
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