Summary
Overview
Work History
Education
Skills
Personal Information
Timeline
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Jakub Jankowski

Jakub Jankowski

Senior IT Infrastructure Technician
Warsaw

Summary

Experienced IT professional with over 10 years in telecom infrastructure and technical support, currently specializing in IT procurement and vendor management.

Overview

13
13
years of professional experience
8
8
years of post-secondary education
2
2
Languages

Work History

Senior IT Infrastructure Technician

Citi Service Center Poland
12.2020 - Current
  • Managed relationships with mobile network vendors, ensuring compliance with SLAs and optimizing service quality
  • Led the selection and transition of the organization's mobile operator, improving service coverage and reducing costs
  • Oversaw the procurement and vendor selection of mobile devices and accessories
  • Processed equipment requests and purchases through the internal Procure-to-Pay (P2P) system
  • Handled incident and service ticket resolution in ResolveIT and ServiceNow platforms
  • Built and maintained an internal mobile asset database, managing over 1,800 active mobile numbers
  • Delivered dedicated VIP support to executive-level users, ensuring prompt and discreet issue resolution

Voice engineer

Citi Service Center Poland
01.2017 - 12.2020
  • Supporting phone lines based on Avaya and CISCO (Cisco Unified Communications Manager, Avaya Aura)
  • Supporting Bank Handlowy in L2 area (creating VDN'a, vectors and nonstandard solutions)
  • Management of mobile phones and modems
  • Management of internal P2P system (ordering electronic devices)
  • Management of applications ResolveIT and ServiceNow
  • Supporting polish and foreign users in range of 8000 people
  • Creation and modification of user manuals, maintaining documentation
  • Cooperation with Third Party Suppliers and supervision over processes
  • Coordinating work between end users and other IT teams

Computer systems engineer

Talex S.A.
09.2014 - 12.2016
  • Company Overview: Outsourcing for Citi Service Center
  • Coordination relocation of computer equipment
  • Transfer of 3,000 computer stations for one year
  • Managing 15-person group of people
  • Outsourcing for Citi Service Center

Computer systems engineer

Talex S.A.
09.2012 - 12.2016
  • Installation and configuration of computer systems on the Windows platform
  • Keeping implementation records
  • Servicing of computer equipment
  • Experience in the implementation of WAN, LAN
  • Resolving and analysis of the problems: hardware, software, and network
  • Configuration of Avaya telephones

IP Specialist During Euro 2012

Orange Poland S.A.
04.2012 - 08.2012
  • Installation of network equipment
  • Network Hardware Configuration
  • Testing and monitoring the efficiency of network equipment

Education

Bachelor - Mechatronics, specialization: computer techniques in mechatronics

Military University of Technology
Warsaw
01.2008 - 01.2012

High School -

3rd High School Named European Union
01.2004 - 01.2008

Skills

ResolveIT

ServiceNow

P2P

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Personal Information

Date of Birth: 06/22/89

Timeline

Senior IT Infrastructure Technician

Citi Service Center Poland
12.2020 - Current

Voice engineer

Citi Service Center Poland
01.2017 - 12.2020

Computer systems engineer

Talex S.A.
09.2014 - 12.2016

Computer systems engineer

Talex S.A.
09.2012 - 12.2016

IP Specialist During Euro 2012

Orange Poland S.A.
04.2012 - 08.2012

Bachelor - Mechatronics, specialization: computer techniques in mechatronics

Military University of Technology
01.2008 - 01.2012

High School -

3rd High School Named European Union
01.2004 - 01.2008

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Jakub JankowskiSenior IT Infrastructure Technician