Marcos Dittmar verfügbar

Marcos Dittmar

SAP Technical Architect

verfügbar
Profilbild von Marcos Dittmar SAP Technical Architect aus Saarbruecken
  • 66127 Saarbrücken Freelancer in
  • Abschluss: nicht angegeben
  • Stunden-/Tagessatz:
  • Sprachkenntnisse: deutsch (verhandlungssicher) | englisch (verhandlungssicher) | französisch (gut) | portugiesisch (Muttersprache)
  • Letztes Update: 05.06.2020
SCHLAGWORTE
PROFILBILD
Profilbild von Marcos Dittmar SAP Technical Architect aus Saarbruecken
SKILLS
• Installations and administration of:
- operating systems: AIX, Linux, Windows
- databases: Hana, Oracle, Informix, DB2, MaxDB
- SAP Products: ECC, Enterprise Portal, BW, XI/PI, CRM, Business Objects, SAP HANA
• System Updates and Upgrades. Apply of Support Packages, Patches and Bug fixes
• System copies, refresh, OS/DB migration, Unicode MIgration
• Automation of system health checks
• SAP Basis Administration (access rights, printing, trouble shooting, workload analysis, CTS)
• APO System administration
• BW 3.4 / BI 7.0 System administration
• CRM System administration
• J2EE (Java stack) administration
• Performance tuning (Network, memory load, disk activities, CPU usage, Buffers, SQL traces)
• Database reorganisation and fragmentation
• Automation with Python, Visual Basic, C, and Java programs using RFC and BAPI interface
• ABAP Reporting and Interface programming (RFC, BAPI, Batch input)
• System backup / restore and point in time recovery
• SAP front end installation and upgrades
PROJEKTHISTORIE
  • 01/2015 - 06/2020

  • SAP HANA experts
    • HANA installation/upgrades
    • HANA troubleshooting (OOM)
    • HANA performance analyse
    • HANA conversion to multi tenant
    • HANA replication
    • HANA High Availability
    • Scripting (Python) for Monitoring and HA
    • ERP Migration DMO to HANA and S/4 HANA
    • BW Migration DMO to HANA and BW/4 HANA
    • Hana Cockpit
    • SAP Basis support

  • 09/2013 - 12/2014

    • Siemens AG
    • >10.000 Mitarbeiter
    • Internet und Informationstechnologie
  • Automation on SAP HANA
    • Scripts deployment in Python for the automation of the installation of SAP HANA with high availability and multi nodes.
    • SAP Basis support

  • 01/2013 - 06/2013

  • SAP EHP6 Upgrade on ERP 6
    • Migration von ERP Systeme (windows 2003 auf windows 2008)
    • Upgrade von EHP4 auf EHP6 für 11 Landschaften
    • Planung, Organisation und Umsetzung von zentralem SLD
    • Solution Manager 7.01 initial Setup
    • SSO/SSL setup 
    • Setup von EWA and System Monitoring auf Solution Manager
    • Installation von CRM für SAP Rapid Deployment Solutions (RDS)

  • 07/2011 - 12/2012

    • Novartis
    • >10.000 Mitarbeiter
    • Pharma und Medizintechnik
  • SAP Technical engineer (Data center migration)
    • Migration of PI Systems (Pharma and Sandoz)
    • Central Pharma SLD concept and implementation
    • Setup of Transport Management (CTS+)
    • Implementation of Libelle as a Disaster/Recovery (DR) solution
    • Implementation of PowerHA as a High availability solution
    • Implementation of SAP virtualization
    • Installation of BW, PI, SLD und Solution Manager 7.1 Systems
    • Project based on the Novartis ICE methodology

  • 11/2007 - 06/2011

    • IBM
    • >10.000 Mitarbeiter
    • Internet und Informationstechnologie
  • SAP Basis 3nd Level support
    • Installations and administration of Database, and SAP Products ( AIX, Oracle, DB2, SAP NetWeaver, Enterprise Portal, BW, XI, APO, Solution Manager, Business Objects )
    • System Updates and Upgrades. Apply of Support Packages, Patches and Bug fixes on databases and SAP systems
    • SAP Basis training for South Africa IDC
    • Focal point for Oracle and customer contact
    • Homogeneous System copies
    • Automation system health checks (XANDRIA)
    • Trouble shooting, workload analysis
    • Performance tuning (Network, memory load, disk activities, CPU usage, Buffers tuning, SQL traces)
    • Database Reorganisation
    • DR-Tests
    • Upgrade APO ( SCM 4.0 to SCM 7 EHP1 with unicode migration )
    • Upgrade SolMan EHP4
    • Solution Manager Installation (Change Management, EWA, E2E, CTS+, Wily, MOpz)
    • Unicode migration
    • Vertex upgrade
    • MAM installation
    • Oracle 11 upgrade (pilot + scripting)

SONSTIGE ANGABEN
12/2012 SAP Certified Technology Associate - SAP HANA 1.0
11/2008 Certificate Techn. Consultant SAP NetWeaver '04 – OS/DB Migration
09/2008 Certificate Techn. Consultant SAP NetWeaver '04 – SAP Web AS for Oracle
08/1998 Certificate SAP R/3 Technical Consultant (NT/Oracle)
07/1998 SAP R/3 Workload Analysis
04/1997 SAP R/3 Technical Core Competence
03/1997 ABAP/4 Development Workbench Reporting
02/1997 ABAP/4 Development Workbench basics
02/1997 SAP R/3 Basis Technology
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