Maciej S.

Product Owner

Nuremberg, Germany

Experience

May 2023 - Mar 2025
1 year 11 months

Product Owner/Concept

IT-Haus der Bundesagentur für Arbeit

As part of the project, the further development of the identity management system was advanced. A thorough refactoring of the interfaces to the connected target systems was carried out. Several specialized systems were also successfully integrated into the IAM to ensure seamless identity and access management.

  • Requirements analysis and requirements management (IREB, BABOK)
  • Strategy alignment regarding the future target architecture (TOGAF, ISO27001, IT baseline protection)
  • Design and solution proposals for IAM system development (One Identity)
  • Prototyping solutions
  • Documenting requirements (Innovator)
  • Analysis and documentation of requirements, creating process models (UML, BPMN, Archimate)
  • Modeling requirements and system functionalities (OOA/OOD, UML)
  • Further development of interfaces (SOAP, REST, SAML, OAuth)
  • Conducting architecture reviews

Tools/Methods: UML, BPMN, Archimate, XML, SOAP, REST, SAML, OAuth, .NET, SQL, Jira, Confluence, DevOps, OOA/OOD, RBAC, SoD, Innovator, IREB, BABOK, Scrum, SAFe, TOGAF

Oct 2022 - Dec 2023
1 year 3 months

IT Architect, Project Manager

Altiva

As part of the project, the existing self-service platform was further developed functionally and technically. The goal was to improve user-friendliness, provide new self-service features, and optimize integration into existing IT systems.

  • Creation of technical concepts (UML, Sparx Enterprise Architect)
  • Conducting technical workshops
  • Conducting implementation reviews
  • Requirements analysis and requirements management (IREB, BABOK)

Tools/Methods: UML, OOA/OOD, JEE, JSE, Java, Jenkins, Oracle SQL, Sparx Enterprise Architect, BABOK, TOGAF, PMP, Prince2

Jan 2022 - Aug 2024
2 years 8 months

EAM Analyst, Business Analyst

GSI

In the project, consulting was provided in the area of enterprise architecture with a focus on the strategic alignment of the IT landscape. In addition, tasks in requirements management were taken on, especially for the structured gathering, analysis, and documentation of business and technical requirements.

  • Use of TOGAF in defining the target architecture
  • Creation of roadmaps
  • Use of AI in business processes
  • Requirements analysis and requirements management (IREB, BABOK)

Tools/Methods: UML, Archimate, Enterprise Architect, PMP, BABOK, TOGAF

May 2021 - Apr 2023
2 years

Product Owner

IT-Haus der Bundesagentur für Arbeit

As part of a migration project, an existing identity management system was migrated to a new platform. Previously custom-developed functionalities were reviewed during a comprehensive refactoring and, where possible, replaced with standard functionalities. Processes were adjusted accordingly to ensure optimal integration into the target platform. Careful preparation of the data migration was also carried out to ensure a smooth transition.

  • Interface between business concept and implementation or testing
  • Creation of user stories, epics, product backlog items
  • Maintenance of the product backlog (DevOps, Scrum)
  • Requirements analysis and requirements management (IREB, BABOK)
  • Conducting technical workshops
  • Conducting acceptance reviews
  • Design and solution proposals for IAM system development
  • Application migration
  • Migration of interfaces (SOAP, REST, XML, CSV, SAML, OAuth)
  • Support for agile transformation (Agile, Scrum)
  • Refactoring of legacy models (UML, BPMN, Archimate, Innovator)
  • Modeling requirements and system functionalities (OOA/OOD, Innovator, IREB)

Tools/Methods: UML, BPMN, Archimate, XML, SOAP, REST, SAML, OAuth, .NET, SQL, DevOps, OOA/OOD, Innovator, IREB, BABOK, Scrum, Jira, Confluence, IT baseline protection

Aug 2016 - Apr 2021
4 years 9 months

Lead Analyst

IT-Haus der Bundesagentur für Arbeit

As part of the project, processes for authorization assignment in the existing IAM system were further developed and standardized. A special focus was on introducing attestation processes for critical permissions to meet security and compliance requirements. The implementation of "move" processes was also realized to transfer permissions automatically and traceably during role or department changes.

  • Design and solution proposals for IAM system development
  • Prototyping solutions (RBAC, SoD)
  • Further development of the IAM system based on derived requirements
  • Support for agile transformation (Scrum)
  • Analysis and documentation of requirements (IREB, BABOK, OOA/OOD)
  • Interface between business concept and implementation or testing
  • Modeling requirements and system functionalities (UML, BPMN, Innovator)

Tools/Methods: UML, BPMN, XML, SOAP, REST, .NET, SQL, DevOps, OOA/OOD, Innovator, IREB, BABOK, RBAC, SoD

Aug 2016 - Oct 2019
3 years 3 months

Senior Analyst

IT-Haus der Bundesagentur für Arbeit

Performed a requirements analysis for the identity management system, then defined the modeling approach and abstraction. Also migrated from a document-based model to a structured UML-based model to improve traceability and maintainability.

  • Selected modeling methods and tools
  • Created design and solution proposals for IAM system development
  • Analyzed and documented requirements Tools/Methods: UML, XML, .NET, SQL, DevOps, OOA/OOD, Innovator, IREB,
Mar 2015 - Dec 2015
10 months
Germany

Solution Architect

Consors Bank (BNP Paribas branch Germany)

In this project, customer data and existing functionalities were successfully migrated to Consors Bank. In addition, seamless integration with an external service provider was implemented. Alongside, new products were introduced and integrated into the existing system landscape.

  • Responsible for designing and implementing the solution architecture in the Consors Bank IT landscape, working closely with project management on effort planning and project creation (BPMN, OOA/OOD)
  • Aligned strategy with future target architecture in collaboration with EAM
  • Point of contact and advisor on technical and functional questions about the project's solution architecture
  • Idea generator and advisor for innovations and improvement in CRM, Web, ECM, middleware, and architecture Tools/Methods: UML, BPMN, iGraphix, XML, REST, JEE, JSE, SQL, OOA/OOD, Amdocs CRM, GDPR
Nov 2013 - Mar 2015
1 year 5 months
Poland

Solution Architect

Orange Polska / Polish Telekom

Implemented a new billing system including execution and migration of existing data. The project included integration with existing ERP and CRM systems and designing and implementing an online payment service. I also handled project governance and strategic direction.

  • Turned requirements defined by product management into design
  • Collaborated with internal and external IT specialists and international service providers
  • Defined interfaces and modules in the telecom IT landscape
  • Coordinated and oversaw development, testing, and releases
  • Extensively used the TOGAF framework for proper organization and strategy implementation. Tools/Methods: TOGAF, Archimate, UML, BPMN, BPM, Enterprise Architect, Aris, Visio, Oracle BRM, SAP GRC, REST, SOAP, EAI, WebMethods, Oracle, SQL, Prince2, PMP, BABOK, M_o_R, Scrum, Agile
Jan 2011 - Oct 2013
2 years 10 months
Poland

Solution Architect

Orange Polska / Polish Telekom

Redesigned the number portability solution to meet regulatory requirements.

  • Turned requirements defined by product management into design
  • Collaborated with internal and external IT specialists and international service providers
  • Defined interfaces and modules in the telecom IT landscape
  • Coordinated and oversaw development, testing, and releases Tools/Methods: TOGAF, Archimate, UML, BPMN, BPM, Enterprise Architect, Aris, Visio, REST, SOAP, EAI, WebMethods, Oracle, SQL, Prince2, PMP, BABOK, M_o_R,
Nov 2009 - Dec 2012
3 years 2 months
Poland

Solution Architect

Orange Polska / Polish Telekom

Delivered new features in the self-service portal (invoice presentation, marketing campaigns, self-service, replication to data warehouse)

  • Turned requirements defined by product management into design
  • Collaborated with internal and external IT specialists and international service providers
  • Defined interfaces and modules in the telecom IT landscape
  • Coordinated and oversaw development, testing, and releases Tools/Methods: UML, Enterprise Architect, Visio, REST, SOAP, EAI, WebMethods, Oracle, SQL, Java, Smalltalk, VB, JBoxx, Prince2,
Nov 2007 - Mar 2011
3 years 5 months
Poland

Solution Architect

Orange Polska / Polish Telekom

Integration of self-care <-> CRM. Implementation of new self-care features. Implementation of lead functionality in the CRM.

  • Implementing product management–defined requirements into the design
  • Collaborating with internal and external IT specialists and international service providers
  • Defining interfaces and modules in the telecom IT landscape
  • Coordinating and overseeing development processes, tests, and releases

Tools/Methods: UML, Enterprise Architect, Visio, REST, SOAP, EAI, WebMethods, Oracle, SQL, JEE, JSE, JBoss, Prince2,

Nov 2007 - Apr 2008
6 months

Solution Architect, Business Analyst

Netia

Redesigning regulatory requirements for DSL connections.

  • Implementing product management–defined requirements into the design
  • Developing the Amdocs Clarify CRM system and integrating it with the external IT landscape
  • Planning IP routing and addressing
  • Adding new CRM functionalities for regulatory requirements

Tools/Methods: JEE, JSE, JBoss, Geneva Billing, Amdocs Clarify CRM, XML, SOAP, SQL, PL SQL, .Net, UML

Apr 2004 - Oct 2007
3 years 7 months
Poland

Network Operations Center Manager

GTS Energis Polska

Responsible for service quality and fault resolution processes in the GTS Energis network. Leadership for 1st and 2nd line support (35 people, 2 team leaders). Responsible for creating and developing processes and procedures in customer care. Managing and monitoring critical processes 24x7

Management:

  • Budgets and work plans
  • Process optimization
  • Team building and knowledge transfer for NOC personnel

Technology:

  • Transmission: CIENA/Siemens/Ericsson Linear/Ericsson AXD/Tellabs 65xx
  • Wireless Access: Harris, NEC, SAF, Marconi MDMS
  • Switching services: Ericsson EIN, Lucent 5ESS, Siemens EWSD switches, SS7 Nettest
  • IP Network: Cisco IP MPLS network
  • Network planning

Network Operation:

  • Coordinating field operations across the GTS European network
  • Providing trend analysis and reporting (incidents and network performance)
  • Monitoring operational SLAs
  • Overseeing new implementations

Tools/Methods: Cisco IP, MPLS, Radio Networks, SDH, DWDM, ATM, SS7, VoIP, SLA, KPI

Oct 2002 - Apr 2004
1 year 7 months
Poland

DWDM, SDH, IP and Switching Network Engineer

Energis Polska

Responsible for the daily operation of the telecommunication network:

  • Switching services: Ericsson Engine Integral voice platform and Lucent 5ESS switch
  • Transmission: Ericsson Linear/Ericsson AXD/Tellabs 65xx
  • Wireless Access: Harris/Marconi/NEC
  • IP: Cisco IP MPLS network
  • Coordinating the work of service providers
  • Ensuring fault handling in the network
  • Collaborating with international telecoms

Tools/Methods: TCP IP, SDH, DWDM, ATM, SS7, VoIP

May 2001 - Oct 2002
1 year 6 months
Poland

Network Management Centre Engineer

Ericsson Poland

Responsible for the daily operation of the telecommunication network:

  • SDH / DWDM network
  • Ericsson Engine Integral voice platform

Tools/Methods: SDH, DWDM, ATM

Summary

Solution Architect and Product Owner with many years of experience in the public sector and in finance and telecommunications. Project manager with an analytical mindset and strong interpersonal skills.

Extensive experience in diverse software and telecommunications projects. Solid expertise in business and technology solutions for telecommunications and identity management. Expertise in implementing the TOGAF framework, enterprise application architecture, solution architecture, and identity & access management.

Additionally, he has extensive experience in project management, IT consulting, EAM strategy, and professional services.

Languages

Polish
Native
German
Advanced
English
Advanced

Education

Oct 2009 - Jun 2009

George Washington University School of Business and Public Management

Project Management · United States

Oct 2006 - Jun 2008

Leon Koźmiński Academy - Business School

Executive MBA · Warsaw, Poland

Oct 2001 - Jun 2002

Warsaw University of Technology, Faculty of Electrical Engineering and Information Technology

Master of Science · Electrical Engineering and Information Technology · Warsaw, Poland

...and 1 more

Certifications & licenses

Certified Professional for Requirements

IREB

Archimate 3.0

The Open Group

OCEB2 - Certified Expert in BPM 2

Object Management Group

ITIL v3 Service Transition

EXIN

ITIL v3 Service Design

EXIN

ITIL v3 Service Strategy

EXIN

PSPO – Professional Scrum Product Owner

Scrum.org

TOGAF certified – level 2

The Open Group

CBAP certificate - Certified Business Analysis Professional

International Institute of Business Analysis

Change Management Foundation certificate

APMG International

Management of Risk M_o_R Practitioner

APMG International

P3O Foundation certificate

APMG International

Business Trainer

Grupa Trop

DSDM Atern Agile Foundations certificate

DSDM Consortium

Scrum Master certificate

Scrum.org

Managing Successful Programmes certification

APMG International

Assessor for Polish Project Excellence Award

IPMA Poland

PMP certificate – Project Management Professional

PMI - Project Management Institute

ITIL Foundation certificate

EXIN

UML OCUP certificate – Advanced level

Object Management Group

Enterprise Application modelling

BNSIT

Systems modelling with UML2.1

Comarch

Coaching

Metrum

Requirements management

Altkom

Risk Management

Management Training and Development Center

Scheduling and Cost Control

Management Training and Development Center

Leadership in Project Management

Management Training and Development Center

Managing Projects

Management Training and Development Center

PRINCE2 PRACTITIONER certificate

APMG International

Oracle10g: Advanced PL/SQL certificate

Oracle

7 Habits of highly effective people – Franklin Covey

Franklin Covey

Coaching

Doors

Negotiations

Doors

Need a freelancer? Find your match in seconds.
Try FRATCH GPT
More actions