HI

Hristo Ivanov

available

Last update: 12.05.2013

SAP Basis / Architect / Lead; IT Manager

Graduation: not provided
Hourly-/Daily rates: show
Languages: Bulgarian (Native or Bilingual) | German (Elementary) | English (Full Professional) | Russian (Limited professional)

Skills

Network architecting and OS administration:
• TCP/IP
• DOS
• Windows Server Family (NT – 2008)
• Novell NetWare (4-6)
• Advanced network routing; pfSense routing software
• VMware, Citrix XenServer and Linux XEN virtualization
• Active Directory; Novell eDirectory; OpenLDAP
• Zimbra mail server
• Enterprise Google apps
• Linux: Novell SLES (9-12); RHEL 5; Solaris
SAP skills:
• Netweaver AS Java 7.0x, 7.1, 7.2, 7.3 – installation, update, upgrade, configuration, user administration, error
and problem analysis, SSL configuration, Adobe Document Services configuration.
• NWDI setup and configuration.
• Netweaver AS ABAP – installation, configuration, user administration, IPC, client administration, system
copy, error and problem analysis.
• TREX Engine installation and configuration, Master&Slave scenario, Backup scenario, error and problem
analysis.
• WebDispatcher installation and configuration, SSL, loadbalancing of NW Java, url filter, custom error pages.
• SAPRouter installation and configuration.
• CRM 7.0 Installation, configuration and upgrade
• ERP 6.0 (all EHP) Installation update, upgrade performance tuning and configuration.
• Solution Manager – installation, update, configuration, setup and basic customization
• ABAP Server performance analysis and tuning - Workload statistics analysis, Memory buffers tuning, SQL
and ABAP trace analysis
• Java server performance and heap analysis and tuning - Analyzing memory dumps with MAT, Garbage
collector analysis, Heap memory optimization, Using YourKit Java Profiler to analyze the workload
• Other performance and monitoring related skills - Network load and performance testing; OS bottlenecks and
performance monitoring, Hardware performance analysis, SAP Solution Manager E2E tracing, SAP EWA
reports analysis, Database configuration and parameterization, HP Loadrunner for load and stress testing.
Database administration:
• Microsoft SQL 2000 - 2008
• Oracle
• Sybase ACE
• SAP DB / Max DB 7.5 – 7.9
• MySQL

Experience
IT Manager / SAP Basis consultant at Oryx Consulting
Management and architecture of:
IT infrastructure
Network
SAP Landscape
SAP Basis tasks

IT Manager / BC Lead at DOD Consult Ltd
SAP Netweaver 7.0 - 7.2 J2ee and ABAP systems, TREX, SAP Solution Manager, WebDispatcher
OS: SuSE Linux Enterprise Server 10-11, Windows Server 2008, Solaris 10
DB: MySQL, MS SQL, MaxDB

BSP SAP Basis Lead at Carlsberg Group
September 2012 - January 2013 (5 months)
Basis Lead role for Carlsberg Business Standardization Project. Carlsberg is applying template to all SAP
systems so all European countries will use centralized management. The project covers APO, BI, CRM, ECC,
SRM and WM systems based on AIX 6.1 and DB2, also different mobility and SAP Java based solutions.
Planning the GoLive and pre-GoLive activities.
Liaise with IBM Basis team.
Coordinating the work of basis consultants.
Working close with the IT Architect of the project.
Setting up IBM\'s ClearQuest as ticketing tool for SAP Basis team tasks.
Analyzing the issues and finding solution.
Helping functional teams to explain and solve the technical problems.
1 recommendation available upon request

IT Administrator at Glavbolgarstroy Holdind
January 1999 - June 2007 (8 years 6 months)
Novell, Windows and Linux Server OS administration
Network Security Administration
3D and CAD workstations performance tuning

IT Manager / SAP Basis consultant
Oryx Consulting
SAP Sybase ASE for Consultants
IT Manager / BC Lead
DOD Consult Ltd
SAP Solution Manager Operations and Configuration SM100
Change Request Management and Service Desk -
Configuration
SM200

Projects
Banimmo’s SAP ERP 4.7 to ECC 6.0 EHP Upgrade & Unicode Conversion
June 2011 to September 2011
Upgrading Oracle from 9 to 11. Upgrading SAP ERP 4.7 based on Netweaver 6.20 to SAP ECC 6.0 with
Enhancement Package 5 based on Netweaver 7.02. Unicode conversion of the database and the SAP system.

SPro SAP ECC 6.0 EHP5 installation
May 2011 to July 2011
SAP ECC 6.0 system based on Netweaver 7.0 with MSSQL database. Installation of the latest available
Enhancement Package 5 for SAP ECC 6.0. Optimization of the database.

Technopolis SAP CRM 7 / B2C / WebCatalog
May 2009 to July 2010
Involvement in the complete project cycle from BC perspective. From architecture and design, through
installation and configurtion to optimization and tuning post go-live. Technopolis uses a complex distributed
environment with approximately 20 SAP instances running on over 10 physical servers – CRM java frontend,
CRM abap backend, R3 backend, TREX distributed etc

Business Fruits
May 2008 to January 2012
Involvement in the complete project cycle from Basis perspective. From architecture and design, through
installation and configurtion to optimization and tuning post go-live. Business Fruits is a complex distributed
and loadbalanced NetWeaver Webdyn Pro Java Project. Installation, administration and support of Netweaver
7.1 and recently Netweaver 7.2. Performance optimization and problem analysis.

DOD IT Management and Administration
August 2007 to December 2011
Managing a complex network of different servers platforms and services as routing, DNS, LDAP, Samba and
others. Configuring and supporting database software (MySQL, MaxDB/Sap DB, MSSQL, Oracle).
Installations and configuration of SAP WebAS (Java, ABAP, Java+ABAP stacks) on Windows and Linux
platforms configuration: NetWeaver platform installation and configuration, incl. SAP Solution Manager,
SAP WebDispatcher, SAP Router, TREX, and TMS, NWDI configuration, Loadbalancing tuning. Distributed
installations of SAP CRM and SAP NetWeaver. Performance tunin

Oryx SAP Solution Manager 7.1 Installation
October 2011 to October 2011
Installation of SAP Solution Manager 7.1
Basic Solution Manager configuration
Maintenance Optimizer

Technopolis SAP Solution Manager 7.01 Installation
February 2010 to April 2010
Installation of SAP Solution Manager 7.0 EHP1
Basic Solution Manager configuration
Maintenance Optimizer

Arexim SAP ERP 6.0 EHP5 Installation
December 2011 to December 2011
Installation / system copy of ERP 6.0 EHP5 for the Arexim\'s GoLive Production system. Operation system
RHEL5 with Oracle DB.

Oryx and DOD IT Infrastructure Harmonization
December 2011 to August 2012
After the merging of the companies there is alot of tasks about the merger of the IT Infrastructure, like:
Creating VPN tunnels between the datacenters
Moving systems from one datacenter to another
Migrating from RedHat to SLES
Centralized LDAP user and server administration
Unifying server\'s OS and virtualization

SAP ERP 6.0 installation on Windows with Oracle in High-Availability
January 2012 to February 2012
Installation for Industry Holding Bulgaria of production system SAP ERP 6.0 EHP3 on Windows Server
2008 with Oracle DB 11.2 and Oracle Fail Safe

SPro Solution Manager
December 2011 to March 2012
SPro is a SAP Edge Partner. Full Configuration of SAP Solution Manager to support all SPro\'s customers. System
Landscape, EWA Reporting, Authorizations, Maintenance Optimizer, etc.

SAP BW Dual-stack Split and Upgrade from 7.0 to 7.31
March 2012 to June 2012
Upgrading the in-house BW productive system based on SAP BW 7.00 to version 7.30 with EHP1. Also
upgrade of the database software to MaxDB 7.9 on Linux based on Kernel 3.0. The original system was
dual-stack and the target is based on single JAVA and ABAP servers. Configure SSO (Single Sign On) and
BEx Analyzer.

Technopolis CRM Update to 7.02 (EHP2)
May 2012 to September 2012
Update or upgrade every system from the solution landscape. Including TREX 7.10, SAP WebDispatcher,
SAP ABAP Server to version 7.03, SAP JAVA Server to 7.31, MS SQL 2008 R2. Also configure a high
availability based on Citrix XenServer virtualization.

Certifications
SAP Certified Associate - Support Consultant for Incident Management with SAP Business All-in-One
SAP November 2011

Skills & Expertise
SAP Netweaver
Putty
Suse
Linux
VMware
Page5
Solaris
MaxDB
TREX
Novell Netware
SSH
SSL
pfSense
LDAP
Zimbra
SAP Portal
SAP Configuration
SAP
ABAP
MySQL
Operating Systems
Windows
Java
SAP R/3
Windows Server
Unix
Virtualization
PostgreSQL
Citrix
Network Administration
Oracle
Performance Tuning
System Administration
IT Management
Troubleshooting
Database Administration
High Availability
Network Security
SAP Basis
Microsoft SQL Server
Cluster
SAP SRM
SQL Server
XenServer
SAP Solution Manager
SAP Authorisations
Firewall Administration
Clustering
Unix Administration

Project history

Please check my LinkedIn profile for references and recomendations

Local Availability

Only available in these countries: Bulgaria
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