Андрій

Andrii Serednii
Phone: [open contact info](look above in the "contact info" section)
Email: [open contact info](look above in the "contact info" section)
LinkedIn: [open contact info](look above in the "contact info" section)
SUMMARY
System Administrator with experience supporting Linux and Windows environments, servers, networks, and
daily IT operations. Skilled in troubleshooting DNS, DHCP, VLAN, SNMP, VPN, firewalls, and system issues.
Familiar with virtualization, Bash/AWK scripting, Python, monitoring, and web infrastructure.

EXPERIENCE
Sintegrum Remote, Ukraine
Technical Support / Web Master • Full-time 2026.02-2026.08
• Supported Windows/Linux workstations, resolving hardware, software, access, and system issues.
• Monitored systems using Zabbix and troubleshot website and infrastructure-related problems.
• Collaborated with Development, Marketing, and Support teams to investigate and resolve technical issues.

Hotel Nadiya Ivano-Frankivsk, Ukraine
System Administrator • Full-time 2025.06-2026.02
• Supported hotel IT infrastructure, networks, VPNs, Linux servers, and employee workstations.
• Troubleshot connectivity and system issues involving routers, switches, VLANs, and internet access.
• Maintained WordPress and Joomla websites and performed basic web/server administration.

British American Tobacco Remote
System Administrator • Full-time 2023.05-2024.09
• Supported a large-scale server environment and resolved system and network incidents.
• Troubleshot DNS, VLAN, SNMP, BGP, DHCP, and firewall-related issues; assisted with 23+ critical and 11
network-impacting issues.
• Automated administrative tasks using Bash and AWK and worked with Windows, Linux, and virtualization
technologies.

Elogic Commerce Ivano-Frankivsk, Ukraine
Magento Content Manager / Technical Support • Full-time 2021.12-2022.12
• Provided technical support for Magento websites and troubleshot configuration and front-end issues.
• Worked with Linux-based web environments, Nginx, MySQL, and website functionality.

EDUCATION
Precarpathian National University, Named after Vasyl Stefanyk Ivano-Frankivsk, Ukraine
Rehabilitation psychologist 2022.09-Present

College of Electronic Devices of Ivano-Frankivsk Ivano-Frankivsk, Ukraine
Software engineering 2017.09-2021.06

SKILLS
• Operating Systems: Linux, Windows, MacOS
• Networking: DNS, DHCP, VLAN, SNMP, BGP, VPN, Firewalls, RDP
• Servers: Linux Server, Server Administration, System Operations
• Virtualization: Virtualization
• Monitoring: Zabbix, System Performance
• Scripting: Bash, AWK, Python
• Web: Nginx, MySQL
• Languages: English (Upper-Intermediate), Ukrainian (Native)