CV

Max Mazur
Contacts:
Email: sirmax123 AT gmail.com
Cellular: +38067 341 80 70 (Telegram /Viber)
Skype: sirmax123
CV IS OUTDATED! will update it soon :(

Nationality: Ukrainian

Education:
Kharkiv National University of Radioelectronics.

Cisco courses:

• BSCI: Building Scalable Cisco Internetworks

Work Experience: OUTDATED



Dec 2016 - Now()
Deployment/"DevOps" engineer "Grid Dynamics" software company, Kharkov, Ukraine.
Deployment engineer
Responsibilities:

• Adopted applications to be deployed to Google Cloud (include dockerizing)
• Deployed application to the Google Cloud (using Hashicorp Terraform)
• Configured/supported service registry/service discovery with Hashicorp Consul
• Configured/supported secrets management with Hashicorp Vault
• Deployed application to the K8S/GKE environments with service discovery support (using helm and terraform)
• Debugged issues on Dev/Prod environments
• Production environment support
• Shell scripting
• Other: Kafka, Cassandra, Zookeeper, Zabbix, AWS (basic), chef

Mar 2012 - Dec. 2016
Deployment engineer "Mirantis" software company, Kharkov, Ukraine.
Responsibilities:

• Administrated various Linux servers (RH, CentOs, Ubuntu, Amazon Linux)
• Auto deployment software with puppet, and chef (basic), salt (basic), ansible (basic)
• Administrated Clouds (OpenStack, Amazon - basic)
• Python development (junior level)
• Managed application servers (TomCat)
• Shell scripting
• NoSQL: ElasticSearch, Cassandra cluster, MongoDB, InfluxDB
• OpenStack installation, configuring and debugging
• CI/CD: Jenkins, JJB, GoCD
• Monitoring: heka, collectd, nagios, kibana, grafana, zabbix (basic) ,Graylog2
• OpenLDAP (integration Openstack/Linux/other with corporate directory service)

May 2010 - Mar 2012
System integrator TTI-Telecom. LLC, Kharkov, Ukraine, TTI-Telecom. Ltd, Israel.
Responsibilities:

• Administered various servers including UNIX (Solaris 5.9, 5.10, HP-UX 11.23)
• Shell scripting.
• Administered Veritas cluster.
• Installed and managed Oracle and Sybase databases.
• Managed Appication servers (WebLogic).
• PL/SQL programming. (basic)

Apr 2007 - May 2010
Network chief officer, "AirBites ISP" Kharkov, Ukraine. (more then 16 000 customers)
Responsibilities:

• Designing, implementing and managing city-wide network (using fiber cables and wireless solutions)
• Managing fibers backbones (about 20 core switches, near than 2000 access level switches in city-wide network)
• Managing wireless backbones
• Designing and implemented QoS on the network
• Managing DMZ: firewall management
• Managing hosting server and hi-loadad web servers
• Linux administrating
• Managing Cisco & Linux routers
• Managing interior and exterior network routing using OSPF, BGP4, Load balancing using BGP4
• Securing data with IPSEC
• Support and securing mail system
• Installed, secured and managing BIND, Apache, Nginx, Postfix, MySQL, Squid, Radius, Jabberd, Bacula, Nagios, NetFlow collectors, Cacti, DHCP (using dhcp relaing) VPN (pptp) claster, OpenVPN
• Managing billing system
• Clustering www-servers with DRBD and GFS2
• Virtualisation using VMvare and KVM
• Using iSCSI for hi-loaded servers

Apr 2006 - Apr 2007
Senior network administrator. "Program-Ace" software company. Kharkov, Ukraine.
Responsibilities:

• Designed, implemented and managed corporate network WAN&LAN
• Installed and used hosing software (ISPConfig, CPanel, PLesk, DirectAdmin)
• Installed and supported web-clasters and hi-loaded web servers
• Securing data with IPSEC
• Support and securing mail system
• Installed, secured and managed BIND, Apache, Nginx, lighttpd Postfix, MySQL, Squid, Jabberd, Nagios,samba,svn,csv.

Jul 2005 - Apr 2006
Senior network administrator, "UkrSibbank BNP Paribas group" Commerce Bank, Head Office, Kharkov, Ukraine
Responsibilities

• Designed, implemented and managed corporate network WAN&LAN
• Managed DMZ: firewall management, networking.
• Linux administration.
• Managed Cisco & Linux routers, all WAN area, more then 1000 sites placed in all Ukrainian territory (around 1300 Cisco devices)
• Managed interior and exterior network routing using EIGRP
• Securing data with IPSEC
• Support and securing mail system
• Managed customer internet access system
• Installed, secured and managed BIND, Apache, Postfix, MySQL, Squid, TACACS+, Jabberd, Nagios.

Jun 2004 - Jul 2005
Senior network administrator. ISP "Center of Information Technologies Vostok", Kharkov, Ukraine.
Responsibilities:

• Network architecture and design.
• Designed and implemented network security and software firewalls.
• Managed interior and exterior network routing using OSPF, BGP and RIP.
• Installed and managed CISCO 25, 26, 36 series, Catalyst 29 and 3550 series, AS5100.
• Managed ~30 Linux based software routers.
• Installed, secured and managed BIND, DJBDNS, Apache, Postfix, QMAIL, MySQL, Squid, RADIUS and TACACS+
• Managed fiber backbone based on switched Ethernet using Cisco and AlliedTelesyn switches and GBIC?s.
• Managed about 40 wireless base station (Awaya, Orinoco, KarlNet, Cisco wireless equipment)

Oct 2002 - Jun 2004
Junior System Administrator.ISP "Center of Information Technologies "Vostok", Kharkov, Ukraine.
Responsibilities:

• Administered various Internet servers including UNIX (Slackware Linux,Red Hat Linux, FreeBSD), Windows (95/98/NT/2000).
• Installed and managed various Internet Services such as firewall, WEB, DNS, SMTP, SNMP, FTP, etc.
• Designed, implemented and managed LAN and uplink.
• Installed satellite dish, radio-Ethernet, radio-modems, bridges, switches, routers (CISCO).
• Connected PBX and various office equipment.
• Providing technical support to the clients by phone and on-site.
• Installed and configured Internet dial-up and leased line access.

Skills:
Operating Systems:

• Linux (RH, CentOS, Ubuntu, Slakware, Debian, Gentoo)
• BSD
• Solaris
• HP-UX
• Windows (3.1x, 95/98/NT/2000/XP)

Network Hardware:

• CISCO 25,26, 28, 36, 37, 38,75 series AS5100, Catalyst 29, 35, 36, 37 series, 4900M
• Cisco Aironet 340,350, 1200 series; Wavelan, Orinoco, Avaya wireless equipment.
• DigiBoard and MOXA multiport cards, USRobotics access servers
• AlliedTelesyn, 3COM,Asotel, Edge-Core, Planet, Nortel switches
• Accton EdgeCore equipment
• Tainet, ZyXEL, Pairgain xDSL modems, racks
• Dlink Layer 2 and Layer 3 switches, Dlink wireless equipment
• MikroTik router OS
• Andrew Base Station Satellite Antenna and HUGHES satellite terminal
• Virtual servers (VMWare, KVM, ESXi VirtualBox)

Internet Applications:

• BIND, DJBDNS, Apache, Nginx, Radius, Tacacs+, FTP, Qmail, Postfix,OpenVPN,OpenLDAP

Databases:

• MySQL
• PostgreSQL
• Oracle
• SyBase (basic)

Routing protocols:

• BGP4
• EIGRP
• OSPF
• RIP