Marius Balaban

Experience

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  Arabesque Online

  Jul 2003 - Jan 2006

  Senior System Engineer

  - I was creating SQL reports in Oracle 8i for sales and accounting departments.- I had to Export/Import/Create Oracle databases as regular job.- Linux system engineer (promoted),Job responsibilities:o installing, configuring, tuning, upgrading, security & kernel patching, cloning and logs monitoring of Gentoo and Slackware Linux from ver. 9 to 10.2.o MailServer: Qmail (pop, imap and https access, virtual domains, Guard: 2 anti-vir, anti-spam, attach policy); SpamAssassin, Razor\Pyzor & tcp daemon tuning, having Webmail module on Squirrelmail based on Apache 2.2 compiled with mod_php, Php4, MySQL.o DNS (Bind), FTP server (VSFTPD), eth bridging.o 13 routers: secure VPN with ip_gre tunneling, firewalls- I was diagnosing network problems and providing solutions under pressure and time constraints.- Installed, configured, patched: Windows 2000 Terminal Server, Citrix MetaFrame XP Server,- I implemented Acronis TrueImage FTP based cloning procedures and ClamAV\NOD32 Anti-Virus security policy.Acquired skills and knowledge:Oracle, Firewall, SQL, Qmail, slackware linux, spamasassin, razor, pyzor, VPN ip_gre tunneling Show less

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  Lacon Electronic SRL

  Jun 2006 - Nov 2006

  Network and System Administrator

  SC Lacon Electronic SRL is a member of Lacon Group GmbH.Company's profile is Electric cabling manufacturing, PCB Assembly, Ultrasonic Compaction, Industrial Ethernet, Microcontroller-based control units, PLC LS80 automation solutionhttps://www.lacon.ro , https://www.lacon.de • I built and maintained the 1st network infrastructure for the Production Hall. • I wrote ISO IT policies and procedures. • Trained people in IT, helped company to grow. • Created the WinVPN - IPSec tunnels between Production Hall and headquarter , with Win static routing, automatic incremental network backup. • Broadband routers configured: SysLink, SMC Barricade, Edimax. • Maintained Samba file & print server • Worked with Suse Linux, Plesk interfacePersonal Achievements:Win-VPN tunnels, Slack 11, working in my 1st International company Show less

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  SC SELIR SRL

  Mar 2007 - Apr 2009

  Senior System Engineer

  • I was creating, debugging CVS, SVN projects repositories on linux servers, used on Java deployments developing. • Maintaining windows infrastructure: 150 PC stations in NT4, Win2003 domain, backup, telephony • IT Level 1 network administration and HelpDesk support in italian language for the employees of Sella Bank. • Working with AVAYA VoIP terminals, Tandberg VC.Personal Achievements:Slackware Linux v12, SpamAssassin 3.2.3, Razor, Pyzor, DCCAcquired skills and knowledge:CVS, SVN, Jira, Sysadmin, Italian language, PhpBB, Java deployments repository operator Show less

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  Damen Shipyards Group

  May 2009 - Jan 2017

  Senior System Engineer

  As System Engineer----------------------- • Designed, implemented, patched the VMware vSphere 5.5 Cluster for Damen Galati. • Converted physical servers using VMware P2V VM Converter and migrated them into the cluster in scheduled phases. • Maintained the vCenter 5.5 appliance based on Suse Enterprise linux and PostgreSQL • Worked in a team with VMware Horizon VDI’s at recording AppStacks and testing the performance, functionality, diagnosing issues . • Packaged applications and deployed through Microsoft SCCM Server 2012 R2 to a heterogeneous network (winxp\7 32bit\7 64bit) • On Active Directory level I created Security GPO policies for: ◦ Machines, printers, applications, users, groups, OU's based restrictions GPOs on Windows Domain & Terminal Server ; ◦ Anti-Ransomware restriction GPO's ◦ Maintained DHCP, DNS, File, Print servers. As Primavera & Database Admin-------------------------------------- • I Installed, managed, patched Primavera P6 8.2.1 to 8.2.8 as Global Database in Damen Datacenter, also data transfer and debugging between P6 -> Flint -> ERP (IFS) using API services and jdbc connections. • I was actively involved in building, testing improving the performance of P6 EPPM environment at any level: Database, Weblogic, P6 Pro Desktop client published through Citrix and VMware Horizon Desktop Infrastructure (VDI) AppStacks. • I designed and tested Primavera Global Database to allow the collaborative working for 9 active yard branches located in different countries from Europe and Asia, the final goal being to incorporate all 35 Damen Yards. • Installed, patched, debugged Primavera v6 and 7 on MS SQL Server 2005 and SQL Server 2008 R2. • Debugged, tuned Jboss 4.x, Wildfly 10.x and Weblogic 10.3.x, Flint API transfer application created by www.aramgroup.com • Maintained the Oracle & SQL Servers health, backups, performance Show less

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  Oracle

  Feb 2017 - May 2019

  Senior Technical Support Engineer

  - Installed, patched, diagnosed, optimized: ◦ Oracle Database from 10g to 12.x ◦ Weblogic versions from 10.x to 12.x ◦ SQL Server versions from 2008 to 2017 ◦ Primavera P6 versions from 7 to 18.8Acquired skills and knowledge:- Oracle tuning, AWR, TKPROF, RMAN 12c backup & recovery, PL\SQL procedures- Working with Oracle Cloud, SAML, OHS, OAM, Weblogic cluster- SQL Server Profiler, T-SQL, FileStream and VBA Reports, Microsoft AD FS, LDAP SSL- Data migration- CentOS 7.4, Apache 2.4- Python, PowerShell scripting for Weblogic and Database servers administering Show less

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  Flex

  Oct 2019 - now

  Linux Senior Engineer

  - Built and optimized CentOS, Ubuntu, Alma Linux templates for VMware deploy- Secured Linux using openSCAP security standards, SELinux, AppArmor, TLSv1.3- Migrated installed on host applications & databases from our sites servers into dockers, performed LDAPS/SAML2.0 SSO integrations- Built dockers for a variety of applications old & new, working with docker-compose, podman-compose, Foreman, Portainer, Docker Swarm