Experienced in cloud and migration services, specialising in SAP RISE, S/4HANA Private Cloud, and Lift & Shift migration. Proficient in SAP Basis administration, including SAP S/4HANA, NetWeaver Java, and system upgrades. Skilled in database management with expertise in SAP HANA, DB2, and Oracle. Adept at automation and DevOps practices using Ansible, GitLab, and infrastructure-as-code.
Overview
6
6
years of professional experience
6
6
years of post-secondary education
1
1
Certification
Work history
SAP Basis Administrator
AUDI HUNGÁRIA AHEAD Kft. / AUDI HUNGÁRIA Zrt.
Győr, Hungary
2022.01 - 2026.06
Operating and architecting the Porsche SAP Basis and cloud platform environment. Role transitioned to AUDI HUNGÁRIA AHEAD Kft. (a 100% subsidiary of AUDI HUNGÁRIA Zrt.) on 17 February 2023; in 2022/2023 supported the takeover of Porsche Basis/platform operations from the previous service provider (Datagroup).
Architected and defined the SAP RISE migration approach for Porsche — including migration prerequisites, cutover lists, and post-migration stabilization — enabling 20+ successful RISE Private Cloud migrations over 3+ years in .
Partnered with SAP ECS Technology Experts (Project Leads and Technical Leads) and the SDC Migration Factory to coordinate and successfully execute migrations.
Migrated the 3 largest financial landscapes in parallel using the Tenant Copy method.
Architected a solution to accelerate data transfer during backup/restore migrations via AWS CLI.
Architected a solution enabling selective data migration via SFTP.
Advised customers on connectivity topics — internal, external, and RISE-internal (FWaaS).
Coordinated tasks with SAP ECS representatives, including DR activation, capacity changes, and new application server provisioning.
Operated and optimized HANA Enterprise Cloud environments, sustaining high availability for business-critical SAP S/4HANA applications.
Planned proactive monthly maintenance — HANA database patches, kernel patches, OS/security updates, and security parameter changes.
Continuously improved Porsche's 84-step system provisioning process, cutting cycle time from 2 months to 2 weeks (covering SAML configuration, HANA–ABAP encryption, Certificate implementation and much more).
Architected the provisioning process for the first NetWeaver Java system (ADS) in RISE for Porsche.
Architected the archiving solution and defined the post-system-copy process for the Porsche platform.
Led Basis workstreams for SAP S/4HANA upgrades using SUM, coordinating up to 3 simultaneous upgrade projects to on-time completion.
Executed system copies, refreshes, client copies, and restores across SAP RISE and on-premise landscapes, ensuring reliable non-production environments.
Monitored and tuned SAP and database performance (HANA, Oracle, DB2, LiveCache), diagnosing bottlenecks and coordinating optimizations with infrastructure teams.
Automated recurring Basis operations — system start/stop, SAP kernel patching, and HANA database patching — by engineering Ansible playbooks on a DevOps foundation (Git, GitLab); fully automated monthly Linux patching and quarterly maintenance, executed through CyberArk PSMP.
Coordinated with technical process owners and infrastructure teams (Linux, Backup, Virtualization, Network)
Authored SOPs, runbooks, and knowledge-base articles to ensure service continuity.
Served as SAP Basis subject-matter expert for cross-functional projects
Helped to onboard and train more then 10 collagues
SAP Basis Administrator Intern
AUDI HUNGÁRIA Zrt.
Győr
2020.03 - 2022.01
Supported SAP Basis operations and built hands-on expertise across SAP and database administration.
Education
Master's Degree - Management and Leadership
Széchenyi István Egyetem
Győr
2022.01 - 2024.01
Bachelor's Degree - Computer Science
Széchenyi István Egyetem
Győr
2017.01 - 2021.01
Skills
Cloud & Migration: SAP RISE / S/4HANA Private Cloud, Lift & Shift migration, OS/DB migration, HANA Enterprise Cloud, SAP ECS collaboration, SDC Migration Factory, cutover planning, FWaaS, connectivity
SAP: SAP Basis administration, SAP S/4HANA, NetWeaver Java, NetWeaver Java ABAP, SUM upgrades, system copy, client copy, archiving, restore