Christian Lersch available

Christian Lersch

IT consultant, HPUX, Linux, ESXi, Storage, SAN, Account Support Manager

available
Profileimage by Christian Lersch IT-Consultant HPUX, Linux, ESXi,  Storage, SAN,   Account Support Manager from Laatzen
  • 30880 Laatzen Freelancer in
  • Graduation: Dipl. Ing FH information technology
  • Hourly-/Daily rates:
  • Languages: German (Native or Bilingual) | English (Limited professional)
  • Last update: 30.06.2020
KEYWORDS
PROFILE PICTURE
Profileimage by Christian Lersch IT-Consultant HPUX, Linux, ESXi,  Storage, SAN,   Account Support Manager from Laatzen
ATTACHMENTS
Werdegang und Qualifikation

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Career and Qualification

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SKILLS
Technical Consultant IT, Hewlett Packard Enterprise
Customers: Air carriers, onlineshop companies, pharmaceutical industry,
Security agencies, automotive industry, insurance companies
and many medium-sized companies in northern Germany.
 
Task area with customers in weekly presence:
Administration of the HP-UX environment for various applications such as Oracle and SAP Administration of the associated infrastructure 3PAR storage, SAN and LAN
Installation of new systems, migration from physical systems to virtual (HP-UX vPAR), patch management, security hardening, backup etc.

Other advisory services:
Migration HP-UX environment to Redhat
Migration of HP-UX 11.00 RISC systems to virtualized 11.31 containers on Itanium
Release update ESXi Farm and Redhat
Storage migration EMC to 3PAR cluster
Configuration of Serviceguard metro clusters.
Configuration of system backup using Ignite servers
Design, creation and operation of backup environments with Dataprotector
Firmware update SAN switches, 3PAR storage, x86, blade servers and Italian servers
Patching from Redhat, Vmware, HP-UX
On-site troubleshooting OS, network, storage, SAN and other infrastructure
Configuration of 3PAR storage clusters

Focus of the past two years:
Design, implementation and operation of an ESXi farm with Redhat clients in service guard clusters for 100 Oracle databases and web servers. In addition to operating system administration, backup, LAN, SAN and storage administration (3PAR) were also part of the area of responsibility

Account Support Manager, Hewlett Packard
Responsible for the provision and coordination of the services of the HP technicians and consultants at Volkswagen Wolfsburg
Technical advice in the HP-UX / Linux environment of the installed servers and storage infrastructure in the corporate data centers
Implementation of new technologies and system components in the data center
Optimization of existing system environments
Migration of existing systems / storage to a new platform
Project management

Customer Engineer, Hewlett Packard
Installation, troubleshooting hardware und operatingsystem for HP1000, HP3000, HP9000 (HP-UX), Storage, Board Test Systems

PROJECT HISTORY
  • 11/2011 - 12/2019

    • Hewlett Packard Enterprise
    • >10.000 employees
    • Internet and Information Technology
  • IT Consultant
  • Customers: Air carriers, onlineshop companies, pharmaceutical industry,

    Security agencies, automotive industry, insurance companies

    and many medium-sized companies in northern Germany.

     

    Task area with customers in weekly presence:

    Administration of the HP-UX environment for various applications such as Oracle and SAP Administration of the associated infrastructure 3PAR storage, SAN and LAN

    Installation of new systems, migration from physical systems to virtual (HP-UX vPAR), patch management, security hardening, backup etc.

     

    Other advisory services:

    Migration HP-UX environment à Redhat

    Migration of HP-UX 11.00 RISC systems to virtualized 11.31 containers on Itanium

    Release update ESXi Farm and Redhat

    Storage migration EMCà 3PAR cluster

    Configuration of Serviceguard metro clusters.

    Configuration of system backup using Ignite servers

    Design, creation and operation of backup environments with Dataprotector

    Firmware update SAN switches, 3PAR storage, x86, blade servers and Italian servers

    Patching from Redhat, Vmware, HP-UX

    On-site troubleshooting OS, network, storage, SAN and other infrastructure

    Configuration of 3PAR storage clusters

     

    Focus of the past two years:

    Design, implementation and operation of an ESXi farm with Redhat clients in service guard clusters for 100 Oracle databases and web servers. In addition to operating system administration, backup, LAN, SAN and storage administration (3PAR) were also part of the area of responsibility


  • 11/2001 - 10/2011

    • Hewlett Packard Enterprise
    • >10.000 employees
    • Internet and Information Technology
  • Account Support Manager
  • Responsible for the provision and coordination of the services of the HP technicians and consultants at Volkswagen Wolfsburg

    Technical advice in the HP-UX / Linux environment of the installed servers and storage infrastructure in the corporate data centers

    Implementation of new technologies and system components in the data center

    Optimization of existing system environments

    Migration of existing systems / storage to a new platform

    Project management


  • 03/1990 - 10/2001

    • Hewlett Packard
    • >10.000 employees
    • Internet and Information Technology
  • Customer Engineer
  • Installation, troubleshooting hardware und operatingsystem for HP1000, HP3000, HP9000 (HP-UX), Storage, Board Test Systems


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