About

I am SAP Consultant with experience in Basis, Security, Authorization, and SOX Compliance, adept at managing and optimizing complex SAP environments. I will deliver efficient, secure, and compliant SAP solutions tailored to your business needs.

Skills

  • English
    9

Experience

Rafał Hostyński

Work experience
  • Installed kernel upgrades per technical documentation guidelines, adhering to SAP's best practices.
  • Performed root cause analysis on technical issues and developed effective resolutions.
  • Solved functional and technical obstacles and worked closely with project team from different streams.
  • Reviewed technical specifications of deliverables and recommended improvements.
  • Managed system performance.
  • SPOC for public client from Western Europe.
  • Operated within several environments, databases and tools such as Unix, Linux, Oracle DB, SAP MaxDB, SAP Mobile Platform.

Rafał Hostyński

Work experience
  • Documented and maintained technical specifications for SAP applications.
  • Managing user accounts and their access privileges within the Central User Administration (CUA) system.
  • Conducting audits and overseeing activities related to Firefighter access.
  • Designing and implementing new authorization concepts within the client SAP system.
  • Creating and refining SAP roles for various business areas such as EWM and CO.

Rafał Hostyński

Work experience
  • Defect identification, reporting, and management.
  • Write and execute test scenarios and individual test cases.
  • Responsible for managing defect resolution during string, integration and user acceptance testing cycles.
  • Escalate/raise awarness/chase open issues to closure.
  • Technical Experience with SAP, HP ALM, Panaya.
  • Pull together IT and business stakeholders, to correctly categorize defects, identify root cause and assign appropriately for rapid resolution.

Rafał Hostyński

Work experience
  • Developing new roles for S4 landscape.
  • Analysis & verification of reported issues in SAP authorizations area.
  • Resolving SAP role consulting requests and providing advisory for users looking for proper set of SAP roles.
  • Monitoring and verification of requests in SAP GRC Access Control
  • Incident & service request dispatch in ticketing tools: HP Service
  • Manager and SAP Solution Manager.
  • Analysis of incorrect role assignments and creation of withdrawal requests to SAP IDM team.
  • Test and go-live support for users switched to new SAP authorization concept.
  • Defect analysis & handling during project UATs based on incidents created by end-users.
  • Collaboration with teams responsible for administration of SAP IDM and SAP GRC.

Rafał Hostyński

Work experience
  • Assuring SOX compliance of SAP systems controls design and implementation.
  • Redesign and implementation of the new Change Management process.
  • SAP security policies and security baseline design and implementation.
  • Optimise SAP Security Roles and User Access processes in line with internal and external Audit requirements (Segregation of Duties etc.)

Rafał Hostyński

Work experience
  • Incident & change management
  • Internal auditor for SAP compliance tasks and activities.
  • 1st project: Design of SAP roles (master – derived roles), reporting performance data to stakeholders.
  • 2nd project: new roles build & design, GRC related tasks (user & role level simulation, resolving SOD
  • conflicts), supported new roles roll-out.
  • 3rd project: Role build & design for SLC, UCON implementation.
  • SNP Tool solution implementation.

Rafał Hostyński

Work experience
  • SAP Basis Administrator at   IBM
  • Transport management.
  • Unix-based and Windows systems administration, Oracle/DB2/ SAP HANA administration.
  • Tuning and troubleshooting of SAP systems

Rafał Hostyński

Work experience
  • Junior IT Specialist at   IBM
  • September, 2014 - November, 2015
  • Fulltime
  • Providing technical support. Monitoring backup job performance.
  • Supporting backup and recovery software platforms, (TSM, NBU and other legacy platforms.

Rafał Hostyński

Education
  • September, 2010 - November, 2015
  • Fulltime