DOROSHENKO VOLODYMYR DevOPS
E-mail: [email protected]
Date of Birth: 10/14/79
tel.: +380509892789, +380960238399
1996 – 2001 Donetsk National Technical University
Master degree of electronic systems
2000 – 2001 Donetsk National University
Master degree of IT Technology
Summary of Qualifications
Over 17 years of experience in the area of Network and Systems Administration.
Administration of networks, servers (with different operating systems) and different services (application servers, monitoring, system protection, etc), CCTV systems, alarm systems.
Strong System Administrator experience. More than 6 years of experience in IT management.
Network security, access control to the network, the audit of the changes, prevention unauthorized access. Network monitoring. Virtualization systems for servers and workstations. Database adminstration. 1C and M.E.DOC adminstration.
Strong communication skills, self-discipline, responsibility, punctuality, adaptability, leadership, readiness for business trips.
Able to learn new technologies rapidly.
Strong analytical and problem solving skills.
Able to make an important decision independently.
More than 13 years of experience in administrative and management activities.
Operating Systems: Windows (98-10, NT), Unix based OS (Linux, Ubuntu, CentOS, FreeNAS), Mac OS, Windows Server 2003 Server, Windows Server 2008, Windows Server 2012
System admin knowledge: Linux, Windows, admin tools
- Prepare and deploy playbook for check trigger “System restart required” and restart VM;
- Prepare and deploy playbook to fill up all free space on local file systems with zeroes;
- Prepare and deploy playbook for set up network interfaces, iptables and routes;
- Prepare and deploy playbook for install base application: apache, jenkins, nginx
- Prepare and deploy playbook for set up DNS
- Prepare and deploy playbook for automatic create asterisk account
- Prepare and deploy playbook for set up IPSEC
, also tested Puppet
Network: setup Cisco, D-Link, Enterasys switches
Software build process: Hudson, Jenkins
Web Servers: Apache, Nginx
Workflow tools: Git, SVN
RDBMS: MySQL, PostgreSQL (also Oracle Database), MongoDB
VPN: OpenVPN, IPSec
Monitoring: Zabbix, Nagios, Munin, OCS Inventory, Kibana
Scripting: Python, Bash
Programming: theoretical knowledge of JS, but there was no possibility of practical application
Cloud technologies: theoretical knowledge of AWS, but there was no possibility of practical application
Graphics: Adobe PhotoShop, Corel Draw
Security software (antivirus protection): Kaspersky, ESET Smart Security, Dr.Web, Microsoft Essentilas Security
- Virtualbox: install; create, administration VMs;
- Vmware: install; create, administration VMs;
- Xen: install XenServer; create, administration VMs, set up automatic backups;
- OpenVZ: install; create, administration VMs;
- Docker: install; create, administration VMs; theoretical knowledge of Docker Swarm.
Exadel www.exadel.com 12.2012 – Present
Position: System Administrator
Project: System Administration
Resolve problem with:
- incoming Internet channels
local network of the employee and in the servers
employees computers and servers
Asterisk, OpenVPN, IPSec, Xen Servers, DHCP Servers, DNS servers, Zabbix client
CCTV and alarm systems;
Creating / deleting accounts in the local asterisk;
Creating / removing virtual computers and their configuration;
Reconfiguration of the local network and Wi-Fi;
Hardware maintenance of servers and workstations;
Full equipment purchase cycle (there is two personal suppliers);
All issues related to equipment accounting, incl. delivery of equipment.
1C and M.E.DOC adminstration.
Achievements: implemented the core of network based on Cisco SG500X, developed and implemented CCTV and access control systems, moved virtual computers from KVM to Xen, created and implemented Asterisk, DHCP, IPSec, DNS servers, created and implemented OpenVPN failover, set up firewall (iptables), set up VRRP
Environment: SuperMicro servers, HIKVISION CCTV equipment
Tools and technologies used: Ansible, OpenVPN, IPSec, DNS, DHCP, SVN, KVM, Xen, Zabbix, CCTV, OpenVZ, Docker etc.
CJSC "Mini-Metallurgical Plant" ISTIL (Ukraine)" www.istilgroup.com 08.2001 – 12.2012
Position: Network and Computer Engineer/Head of the Bureau of System Administration
Projects: Network Projects, Administrative and management projects
Design, installation, implementation, administration and maintenance of the network based on Enterasys and MOXA equipment;
Work with copper and fiber-optic systems: laying, installation, welding, measurement of optical fiber parameters by a tester and reflectometer, analysis of received graphs;
Maintenance and administration servers (running on Windows 2003 Server, Windows 2008 Server, Windows 2012 Server, Kaspersky server, Virtual Servers (Oracle VM VirtualBox), UPS, Rittal air conditioners;
Commissioning of servers, organization of data backup, fault diagnostic and data repair;
Service HMI computers (install OS (Windows NT), install necessary software (Simatic Step 7, WonderWare Intouch HMI, software for Level2 automatization), troubleshoot, repair, replacement, upgrade)
The expansion, modernization, diagnostics and troubleshooting of local network;
Service user's personal computer (installing OS (Windows 98, Windows XP, Windows 7), software installation, virus protection, training of users on the PC, troubleshoot, repair, replacement, upgrade);
Service other office equipment (printers, faxes, multifunction devices, etc.);
Network Security, access control to the network, the audit of the changes, prevention unauthorized access;
Conducting business negotiations, conclusion of contracts, purchase of equipment, organization of work of contract organizations;
Work with design and estimate documentation;
Maintenance of the projects of automatic fire alarm, fire extinguishing systems and security alarm system;
Conducting audits in accordance with ISO9001, ISO14001.
Tools and technologies used: Windows Server, SAP R3, MySQL, Simatic Step 7,
Oracle VM VirtualBox, WonderWare Intouch HMI Software, software for Level2 automatization, hardware, Enterasys network solution, Delphi 5, etc.
CCNA, TUV NORD ISO9001, ISO14001