Tomasz Siczek
Fähigkeiten und Kenntnisse
Werdegang
Berufserfahrung von Tomasz Siczek
- Bis heute 6 Jahre und 6 Monate, seit März 2019
Network Engineer
BERENBERG
Management, troubleshooting LAN/WAN Networks. Routing, Switching, IPsec, SSL VPN, BGP, VRF, Shaping, Firewall (Fortigate, CheckPoint, Juniper SSG), McAfee Web Gateway - Proxy, Clearfwift, Sandblast, Email encryption, Kemp – load balancer, Cisco IronPort (Email Secirity Appliance), Arista switches (low latency enviroment for trading network). Providing new ideas for core network concepts, design/redesign network.
Design, Management, troubleshooting LAN/WAN Networks. Ultra low latency environment (High-Frequency Trading), Routing, Switching,Multicast, IPsec, GRE, VRF, VPN, BGP, QoS/Shaping, PTP, Firewall (Cisco ASA, pfSense, Iptables), Secunet SINA L2 Box, Cisco WLC, Arista switches, device monitoring.
- 3 Jahre und 3 Monate, Mai 2013 - Juli 2016
Network and System Administrator
Akila Sp. z o. o.
Remote IT Support for company, QNAP (VPN, file server, backup), management external web/email hosting, monitoring services.
- 3 Jahre und 7 Monate, März 2011 - Sep. 2014
Network Administrator
Enea Operator Sp. z o.o. / Group of Enea S.A.
Management and configuration of LAN/WAN network, access/distribution/core switches (Catalyst 6500/4500), Nexus 5000/2000, firewalls (Cisco ASA, Astaro), WLAN - Cisco WLC, RSA SecureID, Radius Server - Cisco ACS, NAC - Cisco ISE (802.1x,WLAN/BYOD), Cisco Prime, Infoblox IPAM, Xceedium GateKeeper, Websense (Web security gateway), Moxa, SAN Network (HP, IBM), IBM RackSwitches, HP c-Class BladeSystem switches, device monitoring (OP5, PRTG, rsyslog, WhatsUpGold), Fluke Networks - NetFlow Tracker, Invea NetFlow.
- 6 Jahre und 9 Monate, Mai 2007 - Jan. 2014
Systemadministrator
Sirius Polska Sp. z o.o.
Designing and deploying small LAN network with internet access. VPN configuration, management, maintenance and repair PCs, laptops. Complex IT support including first, second and third line of support. Remote administration using LogMeIn application, file server and users data backup management, web mail management.
- 3 Jahre, März 2008 - Feb. 2011
IT Specialist
Enea Operator Sp. z o.o. / Group of ENEA S.A.
First and the second line of support. Configuration and repair of computer/notebook/printer and other mobile devices. Management of Windows servers, VMware, IBM Tivoli Remote Control with DB2 database. HP Service Manager, application support.
- 5 Jahre und 8 Monate, Aug. 2002 - März 2008
IT Specialist
Elektrownia "Kozienice" S.A. / Power Plant, group of Enea S.A.
First and second line of support, remote desktop. Maintenance, repair and configuration of computers, systems and devices (scanners, printers). Basic knowledge of network components and services in the Local Area Network.
- 2 Jahre und 11 Monate, Juli 2004 - Mai 2007
IT-Administrator
Poltegor Projekt Sp. z o. o.
Complex IT support for one branch , data backup, management small LAN network with internet access, switches and router, File server. Repair and configuration of computers and peripheral devices (printers, scanners, faxes).
Ausbildung von Tomasz Siczek
- 7 Jahre und 4 Monate, Sep. 2005 - Dez. 2012
Computer Networks
Wyższa Szkoła Informatyki Stosowanej i Zarządzania WIT w Warszawie
Network Engineer
- 14 Jahre und 10 Monate, Sep. 1995 - Juni 2010
Computer Systems
Wojsk Ochrony Pogranicza Complex of Vocational Schools in Szydłowiec
Technician of Computer Systems
Sprachen
Englisch
Fließend
Polnisch
Muttersprache
Deutsch
Gut
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