Distributed Control System Experts in Germany

Working as an Automation Engineer in Prevas' in-house engineering team. My primary assignment involves developing and expanding ABB 800xA SCADA systems for a large-scale data center project. Responsibilities include SCADA graphic design, alarm management, system integration using OPC UA and Modbus, testing, verification, documentation, and commissioning support. In addition, I contribute to PLC and HMI development projects using Siemens, Rockwell, and ABB platforms and provide 24/7 remote support for industrial customers.

• ABB 800xA & ControlBuilder/ AC800M
• Rockwell Studio 5000 Logix Designer
• Siemens TIA Portal
• ABB 800xA
• Remote Support
• Troubleshooting hardware/software

• Managed complex CAPEX and process enhancement projects for Guidepoint, AlphaSights, L.E.K. Consulting, and NanoHelix involving cleanroom expansions, automated bioprocess systems, and validation program rollouts.
• Established and maintained comprehensive project schedules integrating engineering, validation, quality assurance, and operations milestones ensuring GMP compliance and regulatory readiness.
• Oversaw FAT/SAT coordination with vendors for bioprocess skids, monitoring instrumentation calibration, and clean utility validation protocols.

• System and software architecture for the QIA-symphony Connect DNA-extraction robot in Life Science / IVD automation.
• Designed features and control logic for extraction, pipetting, lysis and eluate modules using C++, PLC/ST (Beckhoff IPC / TwinCAT 3) and model-based concepts.
• Delivered ISO 13485-oriented requirements, architecture, unit/integration/regression tests and DHF/VEP/VER/TCL documentation.
• Used Polarion, Jira, Confluence, Azure and AI-assisted documentation to improve traceability and engineering efficiency.

• Training professionals in PLC technology, pneumatics, control engineering, and KUKA robots
• Creating scripts for Siemens systems: STEP 5, STEP 7, TIA Portal, WinCC
• Creating scripts for pneumatics, control engineering, and KUKA robot programming
• Serving on the examination committee for quality assurance in vocational training
• Training and certifying over 500 professionals

• Project planning and lead engineering
• Coordination and negotiations with grid operators, station suppliers, cable and civil engineering companies
• Analysis, description and documentation of engineering and documentation processes
• Calculation of cable cross-sections from wind turbines to the substation
• Engineering and specification of cable types, inquiries and awarding to suppliers
• Specification of cable routes, inquiries and awarding to suppliers
• Specification of cable civil works, inquiries and awarding to suppliers
• Civil engineering design
• Scheduling and monitoring deadlines and dependencies
• Coordination of trades
• Participation in project meetings
• Site inspections as needed
• Regular on-site visits

• Customer service reorganization at DCS Digital Charging Solutions, Munich

• Management of nearshore service providers

• Implementation of scorecard, quality management and CSAT definitions, customer loyalty

• Customer service reorganization strategy at TWS Total Webhosting Solutions Group, Amsterdam

• Brand consolidation

• Webhosting mass market customer service strategy

• Quality management and CSAT management definition, upselling

• Provider strategy for nearshore customer service, RFP process at Advanzia Bank, Luxembourg

• Definition of upsell campaigns for business customers from ISDN to NGN (VoIP) at 1&1 Versatel GmbH

• Customer approach, migration conditions, order entry, service delivery, end-to-end processes, customer communication

• Definition of customer service processes (telco, mass market, use cases) at E.ON Broadband, Avacon Connect GmbH, Berlin and Sarstedt

• Order entry, field sales processes, commission accounting, CRM system requirements (MS Dynamics), service provider management

• Definition of service sheets for phone and written contacts (skill definition, forecasting process, SL measurement, quality measurement, scorecard, bonus-malus) at Lechwerke (LEW), Augsburg

• Support in the tender process for selecting service providers

• Configuration and expansion of monitoring
• Setup of a monitoring test instance and inclusion of Windows and Linux servers
• Creation of documentation for the checkmk environment
• Handover to operations
• Administration, installation, documentation
• IT environment: Windows Server 2019, Ubuntu Server, Checkmk

• SAP S/4HANA, OTC, 2nd & 3rd level support, project implementation of S/4HANA Cloud Private Sales & Services
• SAP SCM/OTC/P2P/LE/CS/PS, S/4HANA Private Cloud (Sales, Services), CPI, SAP Business Technology Platform (BTP), EDI, IDoc, ABAP, user exits, SAP Activate, ITIL, SAP Cloud ALM
• Support and consulting for integration of SAP ECC into new business areas in SAP S/4HANA
• Decommissioning legacy systems and implementation of the new harmonized SAP S/4HANA landscape
• Process optimization in SAP S/4HANA and support for daily requests from business users and key users
• Project implementation of S/4HANA Private Cloud Sales & Services
• Responsibility for the SCM stream within the global template
• Process design with Signavio and creation of Business Process Documents (BPD)
• Creation of functional design specifications (FS, TS) including interface design and WRICEF objects
• Ensuring integration of PTP with FI/CO, O2C and EWM through SAP customizing
• Migration from SAP ECC to SAP S/4HANA Private Cloud to replace legacy systems and implement a harmonized system landscape
• SAP BTP & CPI: extension of Cloud Platform Integration (CPI), integration of PTP with FI/CO, O2C and EWM, optimization of cloud-based services
• Analysis and evaluation of existing SCM processes in the SAP S/4HANA Private Cloud environment
• Design of integrated solutions in OTC, P2P, EWM, LE and PP including forecasting and capacity planning
• Extension of transportation processes in SAP TM and SAP LE-TRA to support multimodal transports focusing on rail freight and integration of external rail logistics providers via EDI (VDA, EDIFACT)
• Consulting on further migration to SAP S/4HANA Supply Chain
• Functional consulting on developed supply chain processes
• Management of SAP CCS processes for contract types and bonus agreements
• Execution and maintenance of distributions and settlement keys
• Support for integration of transfer rules into the CCS model
• Documentation of CCS process changes for traceability and compliance
• Customizing and optimization in OTC: condition maintenance for pricing, materials, freight, customers, price & material groups; extension of sales document types, item categories, credit memos, down payments and prepayments with pricing procedure, condition types, access sequences, condition tables, condition records, billing types, invoice types, item categories, sales document types, reconciliation accounts, tax accounts; integration with FI/CO for accounting and financial closing; bonus settlements; delivery process optimization; configuration of delivery schedule types with account determination; creation of schedule line categories for delivery schedules; maintenance of schedule lines for delivery schedule types; schedule line determination settings such as order date, delivery date, availability check rules, returns etc.
• Customizing and optimization in P2P: purchase requisitions, purchase orders, document types (reason codes for ordering, rejection and blocking), scheduling agreements and stock transfer schedules; maintenance of material master and vendor master; payment terms; Incoterms; purchasing groups; purchase prices; quota agreements; contracts; purchasing info records; release procedures (characteristics, classes and release strategies); message control; maintenance of vendor master data; assignment of purchasing info records to materials and vendors; configuration of vendor evaluation with weightings; execution and adjustment of material requirements planning processes; creation of detailed functional specifications for P2P processes such as goods receipt (MIGO), goods issue, purchase requisitions and orders; ensuring data quality and master data maintenance in tables such as MARA, LFA1 and LFB1 etc.
• SAP Fiori: extension and customizing of Fiori apps to improve usability and efficiency; implementation of analytical Fiori apps to monitor KPIs and processes; workflow optimization and UI adaptations for enhanced user experience in SAP S/4HANA Private Cloud
• Process modeling in Signavio; optimization and documentation of business processes; workshops and training on process modeling
• 2nd & 3rd level support in OTC, P2P, CS, PS modules (SCM): incident and change tickets; processing, resolution and documentation of SAP user requests; feasibility analysis for change requests; process optimization; service management with SAP CS; Cloud for Customer (C4C) for modern customer service processes; migration of SAP CS to S/4HANA Field Service Management (FSM); use of embedded analytics for service processes
• Customizing, testing, documentation, training; ensuring integration and collaboration between O2C, P2P and FI/CO modules for supply chain optimization; feasibility analysis; effort estimation; debugging; programming; IDoc and EDI monitoring etc.
• 2nd & 3rd level support in C4C Sales and Services: opportunities, surveys, user creation and authorizations; extension of Business Technology Platform; enhancement of CPI interface; customization of customer and material master data; orders; quotations; equipment; service notifications; surveys; tasks; PS orders; integration of PTP with FI/CO, O2C and EWM; ensuring integration and maintenance of MRP processes etc.
• Responsibility for process analysis and design in export processing, Intrastat and customs management in compliance with international trade regulations (e.g. export control, preference agreements, dual-use)
• Integration and optimization of Intrastat reporting in SAP SD including maintenance of statistical commodity codes, country of origin, tariff codes etc.
• Customizing in SAP SD foreign trade (SD-FT/FTT) for customs-relevant fields and processes
• Coordination and preparation for integration with SAP GTS, including ATLAS reporting, embargo checks, export control and tariff determination
• Collaboration with customs authorities and logistics providers on export declarations and approval processes
• Creation of test cases for customs processes, export documents, commercial invoices, export declarations etc.
• MDG (Master Data Governance): data quality and maintenance of master data in relevant tables (e.g. MARA, LFA1, LFB1); change requests for master data maintenance in O2C/P2P
• SAP S/4HANA migration: support for migration from SAP R/3 to SAP S/4HANA, including data migration, process optimization and system harmonization; support for global rollouts for subsidiaries in multiple countries; experience in developing SAP templates for global implementations
• ABAP: development and optimization of programs to extend functionalities in O2C and P2P modules; debugging and troubleshooting; customization and enhancement of user exits for customer-specific requirements; IDoc and EDI monitoring

• Plan & Prepare (Site Design & Readiness): Inventory & Design: Dell PowerEdge R-Series, Aruba switches (L2/L3), notebooks/peripherals; serials/asset tags, IPv4/IPv6 addressing, VLAN-/DHCP-/DNS plan

• Runbooks/MOPs: site rollout runbook, backout strategy (<15–30 min), risk register, communication matrix; approvals via CAB/change

• Images/Packages: Golden Image (Win10/11), driver packs, BIOS/UEFI baseline; O365/Teams/OneDrive KFM; BitLocker policies; MECM/SCCM, Intune/Autopilot, MDT/WinPE

• Logistics: shipping/customs clearance, RMA/DOA, on-site spares; tools (barcode scanner, label printer), "Go-Bag" (cables, SFPs, console cables)

• Deliver (on-site implementation): End devices: swap & migration (USMT/OneDrive KFM), peripherals (ATB/BT printers, scanners, boarding gate hardware); domain join, compliance checks, O365 activation, printers/queues, network drives

• Acceptance: functional tests for DCS/CUTE/CUPPS/CUSS stations, ticketing/check-in workflows, boarding gates

• Server (R-Series): rack & stack, cabling (PDU redundancy, fiber/copper), labeling/naming; firmware/RAID (PERC), Lifecycle Controller, iDRAC network; Windows Server 2022/2025 + CIS/BSI hardening; agents (backup/AV/EDR/monitoring), time service/NTP auth, Syslog/SNMPv3

• Network (Aruba): VLANs, LACP trunks, MSTP root; PortFast + BPDU Guard at the edge; QoS (EF/AF); dual stack (v4/v6), DHCP relay. NAC/802.1X with ClearPass/Radius/TACACS+, roles + MAB fallback; guest isolation, ACLs (Guest→Mgmt deny). Telemetry: sFlow, SNMPv3, Syslog→SIEM; LLDP→inventory/CMDB

• Airport specifics: CUTE/CUPPS/CUSS terminals; DCS/Amadeus/SITA connectivity; FIDS (read-only); bag tag/boarding pass printing; changes in off-peak/night windows

• Stabilize (hypercare): first-day support, KPI tracking (login times, ticket volume, error classes), QoS fine-tuning

• Troubleshooting: Wireshark/iperf, event logs, switch counters, sFlow flows; fast incident handling as SPOC

• Knowledge transfer: short training sessions for station teams, mini-runbooks (fault/recovery)

• Close (documentation & handover): docs & CMDB: final configs (switch/server), topology/patch plans, IP tables, serial/asset lists, before/after photos

• Acceptance & sign-off: UAT protocols, functional evidence (use cases), return/reuse of old hardware

• Lessons learned: risks, standard packages, driver freeze, "known issues"

• Interfaces/communication: station IT, airport IT, SOC/NOC, ground ops/ramp/check-in, provider (SITA/Amadeus). ITSM: ServiceNow (Inc/Req/Change/KB), handover to BAU

• Introduction of giro card with Visa Debit card payment function (Combocard) for Commerzbank
• Support for the Card Processing Team (card processing; Clearing & Settlement incl. Dispute Management teams) in project work
• Creation of requirements for the Clearing & Settlement team, Authorization team (AZ) and Card Production team (KP) as part of a requirements catalog
• Requirements engineering (requirements management) with business contact person
• Participation in workstream meetings between VISA Inc., SRC Security Research & Consulting GmbH, Commerzbank AG and consulting firms (PwC and Senacor Technologies AG)
• Sprint planning with Jira tickets of type Task and use of Confluence
• Creation and presentation of weekly status reports for the Clearing & Settlement, Dispute Management and Reporting & GUI workstreams
• Coordination with network and file transfer teams for connection tests of new interfaces, e.g. setup of host keys, use of VPN or sipnet connections
• Coordination of the delivery of test files, e.g. exchange rates (FX rates; TC 56 of VISA rates), VISA Debit and Credit transactions (format Base II) and EANSS/ISS Base II clearing files to the Debit Clearing System (DCS)
• Conducting coordination meetings on the use of Visanet Settlement Service (VSS) and PSD2 reports and payment traffic statistics (ZVS)
• Organizing workshops with FiServ (First Data) on Dispute Management and complaint handling
• Setup and maintenance of Open Point List (OPL) in Confluence
• Technologies/methods: Jira, Confluence, giro card, VISA Debit card, payments, Kanban board, BIN, routing, CIQ, VPAY, ScalaTest, Dispute Management

• Strategy and operations consulting covering:
• EBIT Growth
• Manufacturing excellence
• Global operations projects – service level, cash flow, cost reduction, HR transformation
• Restructuring and turnaround strategy – operations, supply chain, manufacturing, procurement
• Digitalization – ERP, business planning, supply chain planning, performance management

• Modification and redesign of the software for a series component
• Review of the software concept and extension of functionality
• Modification of software functions for DC motor control
• Hardware: ARM STM32G474, CAN bus, Lauterbach T32
• Software: Microsoft Visual Studio Code

• Led SampleManager LIMS 21.x & LabWare LIMS v8 implementation, reducing manual lab errors by 40% and improving data traceability.
• Configured LW LIMS & SM LIMS 21.2: workflow design, role-based access control (RBAC), and master data management.
• Designed and configured LES workflows: sample lifecycle management, test assignments, approvals, and result review processes.
• Managed Master Menu and CI configuration, ensuring consistency, data integrity, and regulatory compliance.
• Integrated LIMS 21.2 with MES, ERP, EM, WinKQCL (Lonza MODA), SoftMax Pro, Empower, and Chromeleon CDS via REST APIs and web services.
• Implemented PAS-X MES: architecture design, multi-platform implementation (PAS-X, Siemens Opcenter), and integration with PLC, SCADA, and DCS systems.
• Executed IQ/OQ/PQ qualification protocols and Validation Summary Reports (VSR) for QC analytical and utility systems in aseptic and sterile production environments.
• Developed and reviewed Risk Assessments, Traceability Matrices, and Data Integrity evaluations in accordance with ALCOA+, 21 CFR Part 11, and EU Annex 11.
• Led EMA/FDA/WHO inspection readiness, standardized CQV SOPs, enabled digital CQV integration (LIMS/CDS/MES/SCADA/ERP/SDMS), and ensured 21 CFR Part 11 & Annex 11 compliance.
• Managed secure OT cybersecurity: network configuration and access control.
• Configured NuGenesis SDMS for document/data management, CDS/LIMS integration, workflow automation, and reporting.

• PRISMA project
• Ansible automation
• Windows third level support for Windows NT, Windows 2000, Windows 2013, Windows 2016, Windows 2019