Hamza El-Leham

Basic

Bis 2012, Cisco Voice/Callmanager Support, Union Investment

Berlin, Germany

Skills

Teamfähigkeit
Flexibilität
Belastbarkeit
Kreativität
Engagement
Linux
Unix
alle Windows Plattformen
MS-Exchange
Tivoli
Systems Management und Administration
Softwareverteilung
Inventarisierung
SWD
INV
Inventory
Software Distribution
Deployment
Konzeption
Implementation
Design
IT-Prozesse
Configuration Management
Roll-Out Cisco Voice und Callmanager (ver. 7./8.0) und cisco Unified connection Manager Support. Überwachung
Konfig
Trouble Shooting von Router
Server und Endgeräten.Windows Server 208R2 und Komponenten AD
LDAP
NIS
NFS usw
Exchange 2010 UM
Mail

Timeline

Professional experience for Hamza El-Leham

  • Current 4 years and 9 months, since Nov 2017

    Network / Voice specialist

    Deutsche Telekom AG

    Developing and creating solution, migration and integration concepts for the network. voice and security solutions of customers. Implementation and configuration of complex solutions in the network, Cisco voice cucm, uc, presence environment and 3rd Party, Andtek, Aspiria Aurenz and others. Documentation and functional transfer of the complete solution to the customer or company, Technology consulting for complex solutions in the environment

  • Current 9 years and 3 months, since May 2013

    Cisco Voice Support und Callmanager-Upgrade

    A1Telecom

    Planung, Design, Implementierung, Dokumentation, Betrieb und Fehlerbehebung von Cisco UC-Lösungen, insbesondere Migrationsszenarios up von 8.x Cisco Unified Communication Manager 8.x - 9.x Cisco CUCmx, SRST in Niederlassungen Cisco Unity, Unity Express, Unity Connection Cisco Unified Precence Server Cisco 28xx und 38xx Router Cisco VG202/204 Gateways

  • Current 13 years and 5 months, since Mar 2009

    IT-Consultant

    Öffentlicher Dienst

    Upgrade von Windowsservern 2003 nach 2008. Umstrukturierung und Anpassung der Netzwerke, erstellen von technischen Dukomentationen.

  • Current 13 years and 11 months, since Sep 2008

    IT-Consultant

    Deutsche Telekom

    WAN (CISCO)1., 2. Level-Support, Trouble Shooting, Konfiguration, Überwachung von Kundenetzen, Beheben von Störungen. Voraussichtlich verfügbar ab 2009

  • Current 15 years and 6 months, since Feb 2007

    IT-Consultant

    IT-Beratung

    Wartung und Betreuung von diversen Kunden-netzwerken, Exchange 2000 / 2003nLinux / Windows-Netzwerke".

  • 8 months, Mar 2017 - Oct 2017

    implementing of Cisco IPT Products

    European Central Bank

    Implementation of requirements and elimination of bugs in the project with the following systems: completely encrypted Cisco IPT environment Conference Systems Cisco Meeting Place / WebEx Interface to other subsystems Interface to customer systems Upgrade the existing environment version to the next major release Cisco CUCM, Presence, CUC, WebEx Implementation of security requirements / Encryption / external CA etc. Startup a Cisco WebEx "premise" environment

  • 5 months, Oct 2016 - Feb 2017

    Upgrade, installation and Config of CUCM and others products

    Airbus Defence & Space, Cassidian Communications GmbH

    Upgrade, installation and configuration of CUCM, CUC, IM and WEBEX to version 10.5 Creation of an actual analysis via the Cisco CallManager 10.5 and Cisco Unified Communications Servers (CUCM, CUC, IM and WEBEX) Fixing errors based on the error report as well as creating documentation Collecting logfiles Creation of a detailed technical documentation Implementing of SSO (single sign on) MA config in Andtek KURMI provisioning tool.

  • 6 months, Sep 2016 - Feb 2017

    voice psecailist

    Airbus Defence & Space, Cassidian Communications GmbH

    Upgrade, installation and configuration Creation of an actual analysis via the Cisco CallManager 10.5 and Cisco Unified Communications Servers (CUCM, CUC, IM and WEBEX) MA config in Andtek KURMI provisioning tool operation of Company IPT systems incident management, ticket processing and Problem Management, issue tracking to the solution, ensuring SLA compliance Capacity management, monitoring the Capacity parameters of the Call Manager CUC IM WEBEX Andtek

  • 2 years and 2 months, Sep 2014 - Oct 2016

    VoIP Specialist

    Vodafone GmbH

    Ensuring the operation of enterprise PBX (Private Branch Exchange) Systems incident management, ticket processing and troubleshooting, create workarounds Problem Management, problem analysis, Creating manufacturer and vendor Ticket, issue tracking to the solution, ensuring SLA compliance Capacity management, monitoring the Capacity parameters of the Call Manager Based on VMware Administration and Installation of the Call Manager (Cisco) and related Components including Cisco Call Manager 7.X to 11.X

  • 6 months, Mar 2014 - Aug 2014

    CUCM Upgrade

    Clyde And Bergemann

    Cisco IP-Telephony specialty Implementation and Configuration of cisco call manager cisco unified presence server cisco unity connection server cisco attendant server Based on Cisco Business Edition 6000 in a virtual “ VmWare” environment CIPC and Jabber installation and connection

  • 10 months, Jun 2012 - Mar 2013

    Cisco Voice Support

    Deutsche Bahn

    NOC support mass rollout in Frankfurt / Main Cisco Configuration Migration Gateway CUCM location create Create the pick-up groups in CUCM Config of the analogue and S0 ports (VG 2xx) Creating BULK CUCM Import & BULK Import CUCM PGW configuration Provisioning and changes of hard phones in DBS internal tools Port assignment at Vodafone Lodging of call forwarding in Vodafone tool CCU Setting up dummy phones in CUCM Documentation in DB Systel documentation tool TransICT

  • 10 months, Jun 2012 - Mar 2013

    Cisco IP-Telephony specialist

    Deutsche Bahn
  • 10 months, Aug 2011 - May 2012

    Cisco Voice/Callmanager Support

    Union Investment

    Cisco Voice und Callmanager (ver. 8.0) und cisco Unified connectionManager Support. Überwachung, Konfig, Trouble Shooting von Router, Server und Endgeräten.Windows Server 208R2 und Komponenten AD, LDAP, NIS, NFS usw, Exchange 2010 UM, Mail

  • 4 months, Oct 2006 - Jan 2007

    IT-Consultant

    Versicherung

    Erweiterung und Pflege einer bestehenden Tivoli-Testumgebung, Tivoli Configuration Manager 4.2.3 Plattformen: AIX, Linux (TMR- Server, Managed Nodes), Windows (Gateways, Endpoints)

  • 6 months, Apr 2006 - Sep 2006

    Mitarbeiter

    Diverse

    PHP- und Datenbank-Progammierung, Erstellung verschiedener Online-Shops Entwurf und Implementation von Online Umfragen

  • 2 years and 3 months, Jan 2004 - Mar 2006

    IT-Consultant

    Diverse

    Konzeptionierung und Einrichtuhng von Netzwerken, Server und Clients, Plattformen: Linux ,Windows 2000/2003/XP, Netzwerk: Cisco - Router Netzwerksegmentierung via VLAN, Routerkonfiguration, Zugriffslisten erstellen, Siherheitskonzepte erstellen, Betreuung des Mail-Server, MS-Office, Anbindung von mobilen Geräten

  • 1 year and 11 months, Feb 2002 - Dec 2003

    Support

    Zulieferer

    Konzeption und Realisierung einer Testumgebung Pilotierung von Tivoli Configuration Manager 4.2.1 (Framework, Inventory, und Software Distribution) Plattformen: AIX, Windows 2000 Server (TMR- Server, Managed Nodes), Windows XP (Endpoints)

  • 2 years, Mar 2000 - Feb 2002

    IT-Consultant

    Versicherung

    Aufbau und Pflege einer Tivoli TME 10 Infrastruktur Planung und Aufbau einer einheitlichen Clientstruktur (ca 30 Server mit HP-UX, Solaris und Reliant Unix, ca 2200 Clients) Einbindung von Tivoli in die Systemumgebung Überwachung der Funktionalität, Schwachstellenanalyse und -beseitigung Erstellung und Verteilung vom Monitorprofilen (DM 3.7) Einrichtung von Tivoli Administratoren und Vergabe der Administratorrollen Installation, Konfiguration und Überwachung der TMR Server und Clients M

  • 4 months, Nov 2000 - Feb 2001

    IT-Consultant

    Systemhaus Berlin

    Projektbetreung Systemhaus, Berlin Entwicklung von Images und Rollout für PC’s mit Boot EProm für NT 4.0/2000/XP ca. 2000 Clients

  • 2 years and 10 months, Jan 1998 - Oct 2000

    IT-Consultant

    Bankgesellschaft

    Entwicklung und Anpassung von Festpalttenimages und automatische Installation für Windows NT 4.0/ Windows 2000 Einrichtung von Windows NT/4.0 Domänen (Compaq MPS Raid Server HotPlug Systeme) mit WINS/DNS/DHCP und Mail SystemMS Exchange 5.5 Support beim Aufbau einer Migrationsumgebung von Windows NT/4.0 nach Windows 2000 einschließlich die Einrichtung von ADS und MS Exchange 2000, MS-Office, PDA

Languages

  • German

    -

  • English

    -

Wants

Projekte
Aufträge
Geschäftspartner; Anstellung

Interests

science fiction Movies
Lesen
Technik aller Art

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