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Olexander
Системний адміністратор
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OLEXANDER KRYVDA
Odessa region, UA * [open contact info ](look above in the "contact info" section) * [open contact info ](look above in the "contact info" section)
Summary
Over twelve years of experience in the field. Welltrained in maintaining applications, installing
backup systems and capable of finding appropriate solutions to any kind of problems. Have a successful
background in performing equipment installation, upgrades, patches, and configuration. Experienced in
installing and administrating Linux systems (RHELBased / DebianBased) and Windows. Good
communication skills. Familiar with different programming languages, technologies, and concepts.
Working experience
Feb/20 – curr System Administrator
Freelance
KVM/XEN/OpenVZ virtualization. Managing VM's with VMware ESX/Proxmox/Solus.
Installing and configuring OS on workstations/servers. Troubleshooting with issues of
the OS and network. Providing network security by using firewalls and related tools.
Providing customer support via ticket system/mail/chat/teamviewer. Deploying and
configuring proxyservers (squid). Deploying and configuring monitoring by using
Nagios/Grafana/InfluxDB/telegraf. Installing and configure necessary software:
Apache/Nginx, cPanel/Virtualmin/Webmin/ISPConfig/ISPManager/Plesk, PHP and
Frameworks, MySQL etc.
Jul/14 – curr System Administrator, contentmanager
Webstudio, KZ
(ondemand)
Deploying and managing AWS instances/alarms/keys (EC2/Spot instances). KVM & XEN
virtualization. Creating and managing VM's with VMware ESX. Planning and managing
backups of user’s data/databases, manually and by using thirdparty tools, locally and to
Amazon S3/Glacier. Installing and configure OS on workstations/servers (remotely).
Troubleshooting with issues of the OS and network, PHP code. Providing network
security by using firewalls and related tools. Managing users/roles/projects via the bug
tracking system (Jira). Providing customer support via ticket system/chat. Deploying
and configure monitoring by using Nagios. Installing and configure necessary software:
Apache/Nginx, CPanel/Virtualmin/Webmin/ISPConfig/ISPManager, PHP and
Frameworks, MySQL, Microsoft Office etc.
May/16 – Jun/19 System Administrator
Proxyseller.com, UA
KVM/XEN/OpenVZ virtualization. Managing VM's with VMware ESX/Proxmox/Solus.
Installing and configuring OS on workstations/servers. Troubleshooting with issues of
the OS and network. Providing network security by using firewalls and related tools.
Providing customer support via ticket system/mail/chat/teamviewer. Deploying and
configuring proxyservers (3proxy). Deploying and configuring monitoring by using
Nagios/Grafana/InfluxDB/telegraf. Installing and configure the necessary software:
Apache/Nginx, CPanel/Virtualmin/Webmin/ISPConfig/ISPManager, PHP and
Frameworks, MySQL, Microsoft Office, SolusVM etc.
The results and achievements:
developing software related to the daybyday tasks;
reconfiguring exists monitoring system with new checks/alarms/plugins;
developing scripts for working processes automation;
Jun/13 – Aug/14 System Administrator, contentmanager
Cosmic Networks, UK
Deploying and managing AWS instances/alarms/keys. Planning and managing backups
for user’s data and databases by using Amazon S3, Amazon Glacier. Deploying and
OLEXANDER KRYVDA
Odessa region, UA * [open contact info ](look above in the "contact info" section) * [open contact info ](look above in the "contact info" section)
managing mail servers Postfix/Exim. Troubleshooting with issues of the OS and network.
Planning and managing backups for user’s data and databases (manually and by using
thirdparty tools). Managing users/roles/projects via bug tracking system (Bugzilla).
Providing network security by using firewalls and related tools and apps. Installing and
configure necessary software:
Apache/Nginx, MySQL;
webhosting control panel (Virtualmin/Webmin/CPanel);
iptables, OpenVAS, DDoS Deflate, PSAD, GeoIP, etc.);
The results and achievements:
successful migration instances between different locations;
reverseproxy configuration for Apache and Nginx between different servers;
deploy monitoring system by using Nagios;
Apr/10 – Oct/12 System Administrator
Sarata's dist. court of Odessa region, UA
Install and configuring OS on workstations/server. Acquire, install and
configuring/administering LAN hardware. Troubleshooting with issues of the OS and
network. Minor repairs of the office equipment. Planning and managing backups for
user’s data and databases (manually and by using thirdparty tools). Provide network
security by using firewalls and related tools and apps. Install and configuring necessary
software.
The results and achievements:
assembling and configure local network;
install and configure FTP and DB server (Win2003);
successful restoring DB after updates/system crashes;
create applications for reports (Delphi 7);
Mar/07 – Apr/10 System Administrator
Sarata's dist. sports and technical club of Odessa region, UA
Installing and configure OS on workstations/server. Acquiring, installation and
configuring/administering LAN hardware. Troubleshooting with issues of the OS and
network. Minor repairs of the office equipment. Planning and managing backups for
user’s data and databases (manually and by using thirdparty tools). Providing network
security by using firewalls and related tools and apps. Installing and configure necessary
software.
The results and achievements:
assembling and configure local network;
install and configure FTP and DB server (Win2003);
successful restoring DB after updates/system crashes;
Additional information
Technical skills Hardware: Dell/HP servers, Intel/AMD based PC's;
Operating Systems : Windows, Linux.
Software: Microsoft/Open Office, Corel Draw, Photoshop, FlashMX, Pinnacle;
App’s & Tools : Nginx, Apache, Wordpress/Drupal CMS, TCPWrapper, SSH, RDP, Putty,
PSAD, GeoIP, OpenVAS, CSF&LFD, Webmin/Virtualmin, DdoS deflate, FreeNAS,
Iptables, Munin/MonIT, Bugzilla, Bind DNS, DHCP, Sendmail, Postfix;
Programming: Delphi 7, have experience with PHP, C#, Kotlin and Arduino;
Languages Ukrainian — native;
English — intermediate (B1);
OLEXANDER KRYVDA
Odessa region, UA * [open contact info ](look above in the "contact info" section) * [open contact info ](look above in the "contact info" section)
Russian — fluent;
Personal skills self motivated, dedicated and up to any task that I am given, independent in work, good
sense of humor, good communication skills, friendly.
Education
2001 – 2006 yy. Odessa National Polytechnic University, Odessa, Ukraine.
Bachelor Degree in Engineering. Occupation: Electrical Engineering.
Odessa region, UA * [
Summary
Over twelve years of experience in the field. Welltrained in maintaining applications, installing
backup systems and capable of finding appropriate solutions to any kind of problems. Have a successful
background in performing equipment installation, upgrades, patches, and configuration. Experienced in
installing and administrating Linux systems (RHELBased / DebianBased) and Windows. Good
communication skills. Familiar with different programming languages, technologies, and concepts.
Working experience
Feb/20 – curr System Administrator
Freelance
KVM/XEN/OpenVZ virtualization. Managing VM's with VMware ESX/Proxmox/Solus.
Installing and configuring OS on workstations/servers. Troubleshooting with issues of
the OS and network. Providing network security by using firewalls and related tools.
Providing customer support via ticket system/mail/chat/teamviewer. Deploying and
configuring proxyservers (squid). Deploying and configuring monitoring by using
Nagios/Grafana/InfluxDB/telegraf. Installing and configure necessary software:
Apache/Nginx, cPanel/Virtualmin/Webmin/ISPConfig/ISPManager/Plesk, PHP and
Frameworks, MySQL etc.
Jul/14 – curr System Administrator, contentmanager
Webstudio, KZ
(ondemand)
Deploying and managing AWS instances/alarms/keys (EC2/Spot instances). KVM & XEN
virtualization. Creating and managing VM's with VMware ESX. Planning and managing
backups of user’s data/databases, manually and by using thirdparty tools, locally and to
Amazon S3/Glacier. Installing and configure OS on workstations/servers (remotely).
Troubleshooting with issues of the OS and network, PHP code. Providing network
security by using firewalls and related tools. Managing users/roles/projects via the bug
tracking system (Jira). Providing customer support via ticket system/chat. Deploying
and configure monitoring by using Nagios. Installing and configure necessary software:
Apache/Nginx, CPanel/Virtualmin/Webmin/ISPConfig/ISPManager, PHP and
Frameworks, MySQL, Microsoft Office etc.
May/16 – Jun/19 System Administrator
Proxyseller.com, UA
KVM/XEN/OpenVZ virtualization. Managing VM's with VMware ESX/Proxmox/Solus.
Installing and configuring OS on workstations/servers. Troubleshooting with issues of
the OS and network. Providing network security by using firewalls and related tools.
Providing customer support via ticket system/mail/chat/teamviewer. Deploying and
configuring proxyservers (3proxy). Deploying and configuring monitoring by using
Nagios/Grafana/InfluxDB/telegraf. Installing and configure the necessary software:
Apache/Nginx, CPanel/Virtualmin/Webmin/ISPConfig/ISPManager, PHP and
Frameworks, MySQL, Microsoft Office, SolusVM etc.
The results and achievements:
developing software related to the daybyday tasks;
reconfiguring exists monitoring system with new checks/alarms/plugins;
developing scripts for working processes automation;
Jun/13 – Aug/14 System Administrator, contentmanager
Cosmic Networks, UK
Deploying and managing AWS instances/alarms/keys. Planning and managing backups
for user’s data and databases by using Amazon S3, Amazon Glacier. Deploying and
OLEXANDER KRYVDA
Odessa region, UA * [
managing mail servers Postfix/Exim. Troubleshooting with issues of the OS and network.
Planning and managing backups for user’s data and databases (manually and by using
thirdparty tools). Managing users/roles/projects via bug tracking system (Bugzilla).
Providing network security by using firewalls and related tools and apps. Installing and
configure necessary software:
Apache/Nginx, MySQL;
webhosting control panel (Virtualmin/Webmin/CPanel);
iptables, OpenVAS, DDoS Deflate, PSAD, GeoIP, etc.);
The results and achievements:
successful migration instances between different locations;
reverseproxy configuration for Apache and Nginx between different servers;
deploy monitoring system by using Nagios;
Apr/10 – Oct/12 System Administrator
Sarata's dist. court of Odessa region, UA
Install and configuring OS on workstations/server. Acquire, install and
configuring/administering LAN hardware. Troubleshooting with issues of the OS and
network. Minor repairs of the office equipment. Planning and managing backups for
user’s data and databases (manually and by using thirdparty tools). Provide network
security by using firewalls and related tools and apps. Install and configuring necessary
software.
The results and achievements:
assembling and configure local network;
install and configure FTP and DB server (Win2003);
successful restoring DB after updates/system crashes;
create applications for reports (Delphi 7);
Mar/07 – Apr/10 System Administrator
Sarata's dist. sports and technical club of Odessa region, UA
Installing and configure OS on workstations/server. Acquiring, installation and
configuring/administering LAN hardware. Troubleshooting with issues of the OS and
network. Minor repairs of the office equipment. Planning and managing backups for
user’s data and databases (manually and by using thirdparty tools). Providing network
security by using firewalls and related tools and apps. Installing and configure necessary
software.
The results and achievements:
assembling and configure local network;
install and configure FTP and DB server (Win2003);
successful restoring DB after updates/system crashes;
Additional information
Technical skills Hardware: Dell/HP servers, Intel/AMD based PC's;
Operating Systems : Windows, Linux.
Software: Microsoft/Open Office, Corel Draw, Photoshop, FlashMX, Pinnacle;
App’s & Tools : Nginx, Apache, Wordpress/Drupal CMS, TCPWrapper, SSH, RDP, Putty,
PSAD, GeoIP, OpenVAS, CSF&LFD, Webmin/Virtualmin, DdoS deflate, FreeNAS,
Iptables, Munin/MonIT, Bugzilla, Bind DNS, DHCP, Sendmail, Postfix;
Programming: Delphi 7, have experience with PHP, C#, Kotlin and Arduino;
Languages Ukrainian — native;
English — intermediate (B1);
OLEXANDER KRYVDA
Odessa region, UA * [
Russian — fluent;
Personal skills self motivated, dedicated and up to any task that I am given, independent in work, good
sense of humor, good communication skills, friendly.
Education
2001 – 2006 yy. Odessa National Polytechnic University, Odessa, Ukraine.
Bachelor Degree in Engineering. Occupation: Electrical Engineering.
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The candidate's resume is posted at https://www.work.ua/resumes/16508938/