Обо мне

Professional knowledge:

- Implementation, development and maintenance of solutions based on OpenSource \ Microsoft products

- Automation of infrastructure routine on the bash and python

- Design, setting up and upgrading network infrastructure (Cisco, 3com, Mikrotik)

- Cloud solutions from Amazon (EC2, RDS, CodeCommit, CloudFormation, ELB, AutoScaling)

Personal qualities:

- passion,

- a responsibility,

- fast learner,

- stress resistance

Spoken English at a level sufficient to discuss IT issues broad spectrum.

Python course: https://stepik.org/certificate/65e64e411113fa14b651e6f651f3979c58c76407.pdf

Профессиональные навыки
LinuxAmazon AWSPfsenseBashGitPythonNginxApache2PHP
Опыт работы
Июль 2017 — по настоящее время (1 год и 6 месяцев)
Senior Linux Systems Administrator
Остин
Июнь 2015 — по настоящее время (3 года и 7 месяцев)
Head of System Administration
Москва
Обязанности и достижения
Responsibilities: - modernization of IT infrastructure (scalability, capacity, service uptime and reliability); - development and implementation of Disaster Recovery Plans; - unique problems and infrastructure -incidents solving as 3rd line of supporting for personal practice; - modernization of division intercommunion schemes within IT department and all the company; - distribution and prioritization of tasks within the division, addresses servers network equipment administration, issues 2 and 3 lines of support, telephony; Achievements: 1. Reorganization of networking scheme with remote sites (increasing customer satisfaction with network connectivity quality (including VoIP telephony): - PfSense servers’ installation at regional branch offices to monitor the traffic and to control users` web- activity; - Transferring regional branch offices networking to the GRE + IPsec VPN technology; 2. Implementation open-source Dokuwiki Knowledge Base (Started as IT Department tool now is widely used within the company): - Unification and systematization of all experience and knowledge of architecture and infrastructure from separated IT divisions; - Developing of MS Word .docx documents converter to Dokuwiki -format; - Integration with Kerberos authentication system; 3. Implementation of Zabbix monitoring system (significantly reduced the response time and quantity of IT infrastructure incidents): - Configuration of custom templates; - Configuration and tuning of alerts messages; - Creation of custom maps, screens, dashboards (including Grafana dashboards); - Integration with Telegram and WhatsApp messengers. 4. IT infrastructure migration to cloud solutions: - Design of Cloud architecture of IT infrastructure - Automation of backup routines for pfSense and Mikrotik routers using Python; - Management of Cloud resources for new and relocated VMs; - Relocation of existing VMs from HyperV to VMware infrastructure; - Design of redundant communication channel with Cloud. IT infrastructure includes about 100 servers, PCs for more than 1,500 users. Technologies and tools used: - Centos/Debian/pfSense - Nginx/Apache - Python/bash automation - GIT - AmazonWebServices/DigitalOcean - Zabbix/Grafana monitoring system - Microsoft Active Directory - Microsoft Exchange Servers 2010 - Microsoft ISA Servers - XEN, HyperV, ESXi hypervisors - Terminal servers farm - Remote sites (9 in the Moscow Region and 1 in Saransk) - Server equipment HP, Dell, Supermikro - Network hardware Cisco, HP, 3COM, Mikrotik - Telephony based on MightyCall (Infra Call Center), Avaya, Asterisk - Windows Servers 2003/2008/2012
Декабрь 2014 — Июнь 2015 (7 месяцев)
Head of Information Technology Group
Москва
Обязанности и достижения
Responsibilities: - modernization of IT infrastructure (scalability, capacity, service uptime and reliability, cost-cutting and withdrawal of uncritical services to outsourcing); - development and implementation of Disaster Recovery Plans, organization of 24/7 technical support of business-critical systems and standalone configuration items, infrastructure stress testing; - modernization of division intercommunion schemes within IT department and all the company; - distribution and prioritization of tasks within the division, including infrastructure and administration, user support and fiscal policy; Achievements: Implementation of IT Support procedures according to ITIL incident management best practices: - Reduction of 3rd line requests quantity by mass incidents unification; - Creation of workflow and detailed instructions for managing fiscal printers` life cycle; - Creation of standard equipment and software lists and documentation; - Rotation of staff shifts for better inter personal experience sharing. Technologies and tools used: - Microsoft Active Directory - Microsoft Exchange Servers 2010 - Microsoft ISA Servers - HyperV, ESXi hypervisors - Terminal servers farm - Server equipment HP, Dell - Network hardware Cisco - Windows Servers 2003/2008/2012 - Confluence - SpiceWorks HelpDesk
Июль 2011 — Октябрь 2014 (3 года и 4 месяца)
Head of system administration and technical support
Москва
Обязанности и достижения
Administrative personnel management - system administrators and technical support staff (department of 5 people) IT infrastructure management (40 servers, 400 users, network equipment, 50 regional agencies, MS AD). Technical Management (including regional agencies and remote offices). Administration of servers Win2003 and Win2008R2, CentOS on HP Proliant hardware and virtual infrastructure based on VMWare ESXi 5. Managing a distributed multi-domain Active Directory structure. Administration of MS Exchange 2003, Postfix, WSUS, IIS, MS Terminal Servers, OWA, IpSwitch WhatsUP Gold monitoring system. Administration of network infrastructure on Cisco equipment - Cisco ASA5510, Cisco 3750, Cisco 2960 (L2L VPN, VLANs, port mapping, access lists) Support of IP telephony-based voice gateways and Cisco 2911 SIP PBX Infratel. Management of the existing IT infrastructure, planning and implementation of its development. Intercommunion with contractors and suppliers of IT services.
Октябрь 2009 — Июль 2011 (1 год и 10 месяцев)
JFC Services
System Administrator
Москва
Обязанности и достижения
Administering IBM Blade servers and cluster infrastructure based on VMWare ESX. Virtual Infrastructure includes Win2003 and Win2008R2 server (20). Managing a distributed multi-domain Active Directory structure. Administration MS Exchange 2003-2007-2010, WSUS, IIS, MS Remote Desktop Servers (RDWeb and Remote Applications), IpSwitch WhatsUP Gold monitoring system. Administering the Backup Exec backup system. System Administration for work with user ticket with Jira and Confluence. RSA SecurID support. Support for health IT infrastructure remote offices, including in Cyprus. Management of the existing IT infrastructure, planning and implementation of its development. Used IBM Bladecenter equipment, network storage IBM DS3400 and EMC Clarion AX4-5 (with EMC MirrorView technology). At the beginning of work in the company's migration was performed with Exchange 2003 to Exchange 2007. In June 2011 was carried out the migration from Exchange 2007 to Exchange 2010.
Май 2005 — Октябрь 2009 (4 года и 6 месяцев)
Storm Inernational
System Administrator
Москва
Обязанности и достижения
Administration of servers (150, Win2003, Win2000) Managing Active Directory multi-domain structure Providing 24/7 accessibility of the services provided by IT Administration of MS Exchange Server 2003, the ISA 2006 (client VPN, Exchange publication, OWA), terminal servers, WSUS, MS Virtual Server Support of Citrix MetaFrame servers. Management of the existing IT infrastructure, planning and making changes. Addressing emerging incidents locally and remotely. Have experience in international projects (Armenia, Kyrgyzstan, Mexico), the creation from scratch of IT infrastructure - from servers out of the box to fully workin branch with AD, Exchange, ISA, OWA, VPN, Terminal Server, WSUS. Server hardware HP Proliant.
Высшее образование
Январь 1997 — Январь 2002
ОГТУ-Оренбург
Информационных технологий; ФИТ
Оренбург