Curriculum Vitae - Chertov Vyacheslav — Linux System Administrator
Personalia
Full name
Chertov Vyacheslav
Location
Zaporozhye, Ukraine
Email-
Work experience
Upwork (ex. oDesk)
Sep 2011 → present
Independent freelance contractor
Providing advice, functional design, technical implementation, documentation and support services.
Backup automation, mail server implementation, database server administration, software management and
performance tuning, monitoring, troubleshooting, server hardening, virtualization, deploying and configuration VPS
and so on.
Profile Link
https://www.upwork.com/o/profiles/users/_~01f424653a79cac6f4/
JSC 'Zaporizhzhya plant of semiconductors' Dec 2009 → Sep 2011
System Administrator
Planning, installing and configuring a new servers and routers.
Maintenance of servers (Linux Debian), routers (Cisco) and network devices (HP switches), troubleshooting.
JSC Trade House 'Amstor' Jun 2007 → Dec 2009
System Administrator
Maintenance of domain's controller (Windows 2003 Server), using ActiveDirectory, tuning Automatic Telephone
Exchange Siemens HiPath-3000, tuning of weights device DS-788.
JSC 'Center of Informational Security' Aug 2006 → May 2007
System Administrator
Responsible for proper operation of the servers, planning, installing and configuring a new servers, maintenance of
servers and network devices, optimization, monitoring.
Using the following components: FreeBSD, Windows 2003 Server, OpenVPN, perl, php, Apache,
Sendmail+STARTTLS+SASL2, Spamassasin, VmWare, PostgreSQL.
TAS-Business Bank Jul 2005 → May 2006
System Administrator
Responsible for proper operation of the network, bank day operations, user accounts management, making QoS
connects between departments of Bank, maintenance of Oracle DB server (Red Hat Enterprise Server OS), file-server
SAMBA (Linux Debian OS), using the following software: SQUID, ipfw, rsync, OpenVPN, mgetty, Sendmail, samba,
jabberd, TCPFoss, Windows XP workstation support.
JSC 'Ukrtelecom' May 2001→Jan 2005
Engineer-programmer
Planning, installing and configuring Linux servers for HSDA (High Speed Digital Access), ADSL station equipment,
troubleshooting, technical support.
Ukrainian Pension Fund Jun 2000→Feb 2001
System Administrator
Responsible for proper network operation. Maintenance of SCO Unix server, Informix DB and Windows-98
workstations clients at LAN.
Education
Zaporozhye National Technical University
1992 - 1997
Bachelor of Engineering (B.Eng.)
radio engineer
Strengths and skills
Overall
• Analytical - ability to quickly learn and understand from self-study or analysis;
• Self motivated and enjoy new technologies;
• Attention to details;
• Experience in Linux system administration, advanced automation;
• Experience in configuring and deploying systems;
• User of various best practices regarding Linux system and application deployments, system maintenance and
documentation, system security;
• Experience in collaboration with distributed technical teams;
• Experience with designing infrastructure for systems management, troubleshooting, monitoring and automating
environments;
• Knowledge of Linux internals, security best-practices, performance tuning and troubleshooting;
• More than 15 years of operational experience in Linux environments;
• Experience in designing and implementing a monitoring and reporting infrastructure;
• Experience with managing and integrating with virtualization solutions, including OpenVZ,
KVM, Hyper-V, Xen;
• Experience with popular cloud infrastructures: AWS, GoogleCloud, Azure;
• Experience with containerization: Docker, LXC;
• Experience with clustering, load-balancing, fail-over and disaster recovery techniques;
• In-depth knowledge of Linux OS (since 1997) including Red Hat Enterprise Linux, CentOS, Ubuntu, Debian (but also
OpenSUSE, GRML …);
• Troubleshooting skills for debugging kernel, system or application issues;
• Limited hardware knowledge;
• Experience with configuration management tools (Ansible and Puppet);
• Experience with firewalling, virtual private networking and network intrusion detection systems (NIDS);
• Experience in compiling, installing, and configuring of Linux/Unix system software;
• Experience with filtering, troubleshooting and TCP/IP network protocols;
• Experience with managing and troubleshooting SQL servers (MySQL, PostgreSQL, some Oracle) and applications
using SQL;
• Experience with various markup languages (HTML, SGML, DocBook, XML, CSS, AsciiDoc, Markdown);
• Experience with Version control systems, patch-management: diff/patch, CVS, SVN, Mercurial), Git, GitLab, Bazaar.
Communication
• Direct communication skills - does not overpromise or underdeliver;
• Team player - listen, share, cooperate and learn together as a team.
Programming languages
Active
Bash and zsh since 2000, SQL since 2003, PHP since 2006, Python since 2008, Perl since 2005
Passive
Basic since 1991
Additional activities
- Trained on position 'Linux administrator' in ISP Terralink [Germany, Hamburg]
Feb 2002
- Member of linux translation project:
http://manpages.stupin.su
- Member of Debian Handbook Translation project:
https://hosted.weblate.org/engage/debian-handbook/ru/
Languages
• English: intermediate level [with more written experience]
• German: basic spoken and limited written
• Ukrainian: native
• Russian: native
