Skills

  • Linux
  • Cisco
  • Mikrotik
  • Ubuntu
  • Network
  • LXD
  • Virtualization
  • Ukrainian (native)
    10

Experience

Mykhailo Liashchuk

Work experience
  • Network monitoring using monitoring systems (Zabbix, Grafana)
  • Log analysis in Kibana, Threatstack, Wazuh and forwarding the
  • results to the relevant teams (depending on the problem category)
  • Working with automatic incidents from monitoring systems and
  • closing them
  • Ensuring security on the company's servers by performing
  • updates based on audit results
  • Writing yaml files for Ansible
  • Maintaining Linux servers for their continuous operation
  • Participation in resolving extreme events that require immediate
  • response
  • Processing TIER 1 requests and forwarding them to the relevant
  • teams
  • Forming and writing post-mortem after closing incidents;
  • administering, processing and involving specialists from the
  • relevant teams to resolve incidents in the shortest possible time
  • Adhering to established procedures and quality standards

Mykhailo Liashchuk

Work experience
  • Lead Systems Management and Maintenance Engineer at   DIIA
  • September, 2021 - November, 2021
  • Fulltime
  • Work on transferring the system from Centos 7 to Ubuntu
  • 20.04
  • Monitoring settings (snmp), PRTG
  • Development of a system migration plan
  • General administration and system support
  • Web server administration (apache, proxy nginx)
  • Mysql server administration
  • Database optimization
  • Cisco network equipment administration
  • Field work in data centers
  • VMware (vSphere) administration

Mykhailo Liashchuk

Work experience
  • February, 2021 - September, 2021
  • Fulltime
  • Server park administration (> 100 units, both virtual and
  • physical) on Centos 4-7, RHEL 4-6
  • System support: Cisco Info Center (IBM Tivolli), Zabbix,
  • Cacti, Nagios, Speedtest,
  • Syslog, Tacacs+, Bitrix24 Corporate site, Bitrix24 Site
  • management, DNS (Bind, PowerDNS), dDNS, OTRS,
  • Racktables, NTP
  • Security updates, security enhancements on servers
  • Work with requests (TIER 2)
  • Server configuration from scratch
  • Writing simple bash scripts
  • Working with Azure and VMware vSphere
  • Monitoring settings
  • Backup management
  • Maintaining documentation on services
  • Achievements:
  • Transferring systems from FreeBSD 8 to Centos 7
  • Making independent decisions on the implementation of
  • solutions
  • Building server clusters on coronasync/haproxy
  • Automating some routine work
  • Technical support

Mykhailo Liashchuk

Work experience
  • Access control systems administration (Zktech)
  • Gsuite administration
  • MacOS server administration
  • equipment issuance and configuration
  • procurement of consumables for the needs of the IT
  • department
  • work with user requests
  • preparation of new employees' exit
  • work with сable networks in the company's offices
  • keeping equipment records and inventorying it configuring
  • video surveillance systems (Hikvision) filling in the
  • knowledge base (FAQ)
  • assembly of PCs from components
  • procurement of new equipment and assistance in choosing
  • equipment for new employees
  • small service repair of equipment (block), diagnostics

Mykhailo Liashchuk

Education
  • January, 2020 - January, 2020
  • Fulltime
  • Basic advanced training course

Mykhailo Liashchuk

Work experience
  • Technical support engineer at   FM Group
  • Responding to user requests
  • Resolving POS issues
  • General hardware/software updates
  • Network hardware monitoring and troubleshooting
  • Remote end-user support Windows 10 administration (jun
  • admin)
  • Working with contractors in case of emergencies
  • Closing requests according to SLA

Mykhailo Liashchuk

Work experience
  • Incident handling
  • Responding to user requests
  • Remote end-user support Windows 10 administration (jun
  • admin)
  • Participation in the implementation of McAfee products and
  • work with McAfee Orchestrator
  • Issuing and accounting for equipment for users Controlling the
  • closing of cashiers' cash shifts

Mykhailo Liashchuk

Education
  • September, 2015 - August, 2020
  • Fulltime
  • Bachelor degree

Related persons

Tanya ZubrytskaHR manager at snt.ua
Мария БерезняковаRecruiter at Рекрутинговое агентство UpLevel