Mag. Mike Grozak
Fähigkeiten und Kenntnisse
Werdegang
Berufserfahrung von Mike Grozak
- 6 Jahre und 8 Monate, Aug. 2016 - März 2023
Head of IT Infrastructure
RobArt GmbH
- Installation/upgrade/support/troubleshooting of more the 900 Linux servers and desktops (900+ harware nodes) - Preparation and adaptation of Scientific Linux CERN for the usage in the complex of particle accelerators. - Led the Ansible integration project for the complex of accelerators - Work with HP Blades and Blade Enclosures - Renewal of the legacy infrastructure; review and re-factoring of the old code of administrative tools; introduction of new techniques
- 9 Monate, Okt. 2010 - Juni 2011
Linux System Engineer
LookAtMe Media Agency
Highload project, based on ipvs, nginx, ree, varnish and other open source technologies: - Linux administration, troubleshooting, security and performance tuning - MogileFS CDN: installation and configuration - Mysql NDB Cluster: installation and configuration - Support of LVS/IPVS load balancing servers - Support of a Nginx+RoR servers (passenger) - Virtualisation: VmWare ESXi 4.1 - Installation of Git RCS (+ gitosis management scripts)
- 1 Jahr und 1 Monat, Sep. 2009 - Sep. 2010
Senior System Engineer
Tver State University
- Linux administration, troubleshooting, security and performance tuning - Design, development and installation of IP-Telephony network, based on Asterisk (ip/E1/analogue calls, POTS trunks, SIP/H.323 trunks with Cisco Communication Manager and Avaya Media Servers) and Yates - Design and installation of thin client network for Call Center and logistic production - Cooperation with Dresden-based team (based in Dresden) of system administrators (in English). etc
- 3 Jahre, Sep. 2004 - Aug. 2007
Unix Specialist
Tver State Universiry
- UNIX/Linux administration, troubleshooting, security and performance tuning - Mail server administration (1000+ users) - Administration of the dialup system - Maintaining and development of various internet services: BIND, Web, Proxy, Mail, IRC, etc. - VPN: installation of pptpd+pppd daemon, participation in the billing development process. - Development of “Olympia” system for ACM Programming contest. - Design and development of Tmail system (some sort of VpopMail for Postfix without hacks)
- 1 Jahr und 10 Monate, Sep. 2005 - Juni 2007
Linux System Administrator
Infolio/2
- Linux administration, troubleshooting, security and performance tuning - Installation, configuration and maintenance of various internet services: BIND, Web, Proxy, Mail, etc. - Apache/Nginx+mongrel/passenger - MySQL 4/5 - Subversion maintenance
Ausbildung von Mike Grozak
- 1 Jahr und 11 Monate, Sep. 2007 - Juli 2009
Computer Science
Universität Dubna
- 2 Jahre und 11 Monate, Sep. 2004 - Juli 2007
Translation (English)
Tver State Universiry
- 3 Jahre und 11 Monate, Sep. 2003 - Juli 2007
Applied Mathematics
Tver State University
Sprachen
Russisch
Muttersprache
Englisch
Fließend
Französisch
Fließend
Deutsch
Fließend
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