Summary
Overview
Work History
Education
Skills
Languages
Timeline
Generic

Oleksii Tsehelnyk

System Administrator
Vienna

Summary

Reliable System Administrator provides 24/7 oversight of valuable data and technological assets. Trusted to safeguard cybersecurity, employee privacy and business continuity. Serves as first line of defense against technical interruptions and unwanted intrusions.

Overview

3
3
years of professional experience

Work History

Salesperson

Kyivstar
01.2021 - 05.2021

Worked to build relationships with customers and built potential for additional sales.

  • Engaged customers in social conversations to create pleasant and easy shopping experience.
  • Provided exceptional customer service, resulting in numerous positive reviews and referrals.
  • Boosted sales by consistently engaging with customers and addressing their needs effectively.
  • Developed relationships with clients for increased loyalty and repeat business.

System Administrator

Ortega
06.2022 - 07.2024
  • I was fully responsible for the company’s IT support, starting with the physical component (cameras, access system for employees) and ending with providing secure access to the Internet.
  • Enabled smooth transitions during hardware and software upgrades, minimizing disruptions to endusers.
  • Diagnosed and resolved complex technical issues through in-depth analysis, facilitating uninterrupted business operations.

Education

No Degree - Cybersecurity

State University of Information And Communication
Kyiv, Ukraine
04.2001 -

Skills

Hardware and software installation

Helpdesk operations

Windows administration

Technical Support

Email Administration

Helpdesk operations

Languages

Ukrainian, Russian
Native language
English
Upper intermediate
B2
German
Elementary
A2

Timeline

System Administrator

Ortega
06.2022 - 07.2024

Salesperson

Kyivstar
01.2021 - 05.2021

No Degree - Cybersecurity

State University of Information And Communication
04.2001 -
Oleksii TsehelnykSystem Administrator