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Work Background
CitiVice President, Infrastructure Technology Lead Analyst
Jan. 2023Warsaw, Mazowieckie, Poland · Hybrid
Senior Information Technology ConsultantSenior Information Technology Consultant
Oct. 2021Remote
CitiSenior Unix System Administrator
Oct. 2015 - Dec. 2022Warsaw, Mazowieckie, Poland · Hybrid
EricssonSolutions Integrator
Jan. 2013 - Sep. 2015Warsaw, Masovian District, Poland
Citi International PlcUnix System Administrator
Jul. 2010 - Dec. 2012Responsible for administrating high availability (clustered) systems based on IBM AIX 5.3, 6.1 versions, and Red Hat Enterprise 4.x and 5.x. (about 400 physical servers in total). Core banking systems.
EricssonIT Infrastructure Specialist
Jan. 2009 - Jun. 2010Responsible for implementing solutions based on Solaris and Linux (RH Enterprise) servers for Managed Services all over the world for other telecom companies.
CB Richard EllisSystem Administrator
Jan. 2007 - Dec. 2008System Administrator in the Polish offices.
CapgeminiAnalyst
Sep. 2005 - Dec. 2006Enginner on Sun Microsystem's Help Desk. I deal wih most Sun's servers, arrays and tape library's and Solaris.
Owner / Administrator"Mv-Cards" Michal Baranowski
Oct. 2004 - Dec. 2006
Trojacco S.ATrainee
Jun. 2003 - Jul. 2003My job was to do the documentation of th cmputer network and to propose a Voice over IP solution for the company.
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