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Max Mazur Email: sirmax123 AT gmail.com
Cellular: +38067 341 80 70
Nationality: Ukrainian

Education:
Kharkiv National University of Radioelectronics.

Cisco courses:

  • BSCI: Building Scalable Cisco Internetworks


Work Experience:



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