Bartłomiej Karwowski

Read electrical schematics and installed and labelled industrial cabling and cable trays.

Provided remote L1 support to a fuel-station network, handling 15-20 incidents daily and 20-30 phone calls, using Jira, Confluence, and Zabbix. Supported POS, ERP, and CCTV systems, coordinated vendors, and trained users.

Worked as a B2B subcontractor installing and maintaining FTTH fibre and Ethernet networks, configuring IP/CCTV monitoring systems, and migrating customer connections.

Founded and ran an independent IT repair shop, diagnosing and repairing hardware and software faults on laptops, PCs, and smartphones, including SMD/THT soldering. Managed the full customer cycle from intake to vendor contact.

Screened candidates by phone and maintained the candidate database.

Repaired Samsung and Huawei phones to manufacturer procedures.

Provided L1 and L2 technical support at the flagship store in Central London, diagnosing and resolving hardware and OS issues for retail and business customers in English.

Self-study in progress for the Microsoft Intune and endpoint administration (MD-102 track) certification.

In preparation for the Microsoft 365 Fundamentals (MS-900) certification, with exam scheduled for November 2026.

Completed a course in Computer Network Administration covering TCP/IP, router and switch configuration for small and medium businesses.

Completed a course in Windows Server 2016 Practical Administration covering Active Directory, DHCP, DNS, GPO, RAID, NTFS, and PowerShell.

Bachelor of Arts in Musicology from John Paul II Catholic University of Lublin, completed in 2016.

Completed a course in SQL Database Fundamentals covering designing, querying and managing relational databases.

Completed FO-3 Fibre Optic Network Construction, Splicing and Testing training, including fusion splicing and OTDR measurements.

Completed secondary school with a Mathematics and Computer Science profile.