Thomas K. - Consultant

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Steinhagen, Germany

Experience

Nov 2024 - Feb 2025

4 months

Consultant

Consulting on implementing "One Frontend" for incident intake for energy providers (KRITIS sector)
Project management, knowledge transfer, solution architecture in the context of enterprise architecture

Sep 2024 - Jun 2025

10 months

Project Manager

Project management for replacing an order management system with Jira (KRITIS sector)
Project management, quality assurance, business analysis, requirements
Techniques: traditional project management with stakeholder management, risk management, etc.

Jun 2024 - Aug 2024

3 months

Project Manager

Sophie Marie Management GmbH

Project management
Project management, quality assurance, business analysis
Techniques: PRINCE2, Nextcloud, KNIME

Dec 2023 - Jun 2024

7 months

Requirements Engineer

Sophie Marie Management GmbH

ISO9000 – management and consulting basics
Business analysis, requirements engineering
Techniques: Office products, Nextcloud, quality assurance, concept development

Oct 2023 - Jun 2024

9 months

Requirements Engineer, Business Analyst, Solution Architect

Developing a concept for a unified customer service platform – fault resolution (requirements, solution architecture) for energy providers
Business analysis, requirements engineering, solution architecture, project planning, project language German, economic efficiency (ROI), data analysis with KNIME, stakeholder management, requirement elicitation
Techniques: system requirements according to Sophist, BPMN, questioning techniques, various tools (Lovion, TBM, internal tools, ...), Nextcloud, KNIME

Apr 2023 - Oct 2023

7 months

Consulting

Synaxon AG

Implemented Jira in support processes for an IT service provider
Consulting for introduction, migration, and optimization of existing support processes
Technologies: JIRA Cloud, JIRA Service Management Cloud, Confluence Cloud

Apr 2023 - Sep 2023

6 months

Architect in System Architecture

VW / Cariad

E-mobility for the "Scalable Systems Platform" (SSP)
System architecture, mapping functions to physical architecture, architectural breakdown, transition from function orientation to RFLP (Systems Engineering)
Project language: English
Technologies: JIRA, Confluence, codeBeamer, Agile, SAFe, MPS, Enterprise Architect (EA)

Jan 2023 - Mar 2023

3 months

Requirements engineering and management with architectural focus

VW / Cariad

E-mobility for the "Scalable Systems Platform" (SSP)
Requirements engineering and management, elicitation according to ASPICE SYS.1 and SYS.2, and at the architecture system level in SEBoK, architectural breakdown, transition from functional orientation to RFLP (Systems Engineering)
Project language: English
Requirements analysis and breakdown
Technologies: JIRA, Confluence, CodeBeamer, Agile, SAFe, Enterprise Architect (EA), system requirements with Sophist, KNIME

Jul 2022 - Dec 2022

6 months

Consulting

Synaxon AG

Implemented Jira in support processes for an IT service provider
Consulting for introduction, migration, and optimization of existing support processes
Technologies: JIRA Cloud, JIRA Service Management Cloud, Confluence Cloud

Nov 2020 - Dec 2022

2 years 2 months

Requirements Engineering

VW / Cariad

E-mobility for the "Scalable Systems Platform" (SSP)
Requirements engineering, portfolio management, elicitation according to ASPICE SYS.1 and SYS.2, and at the architecture system level in SEBoK, system requirements with Sophist
Project language: English
Technologies: JIRA, Confluence, CodeBeamer, Agile, SAFe, Enterprise Architect (EA)

Jan 2020 - Sep 2020

9 months

Requirements, Solution Design, Architecture

Unitymedia / Vodafone

Implementation of workflows in JIRA for mission-critical operations (network expansion/broadband), task control, monitoring, interfaces
Requirements engineering, CR management, solution design, architecture
Technologies: JIRA, JIRA Service Desk, Confluence, eazyBI, SAP, Signavio, Innovator

Nov 2018 - Apr 2019

6 months

Solution and Process Design

Process management for GMP model in real estate/facility area
Project type: migration and outsourcing project
Size: >10 project team members
Business analyst, creation of business blueprints
Blueprints as process documentation and project documentation
Technologies: Confluence, Gliffy, Enterprise Architect (EA)

Sep 2018 - Aug 2019

1 year

Solution and Process Design

Setup and process organization of JIRA Service Desk as a corporate business intake portal
Project type: prototyping, development project, migration project
Size: >10 project team members
Project management, requirements engineering, implementation, process management, architecture
Requirements specification, test cases, modeling, training, migration from the previous tool
Technologies: JIRA Service Desk, JIRA, MySQL, Confluence

Feb 2018 - Apr 2018

3 months

Solution and Process Design

Test management with JIRA and Xray
Project type: prototyping, development project, migration project
Size: >5 project team members
Project management, requirements engineering, implementation, process management, test management
Workflow and process for the IT department
Requirements specification, test cases, modeling, training
Technologies: JIRA, MySQL, Confluence, Xray

Sep 2017 - Feb 2018

6 months

Solution and Process Design

Requirements management with JIRA
Project type: prototyping, development project, migration project
Size: >5 project team members
Project management, requirements engineering
Workflow and process for the IT department
Requirements specification, test cases, modeling, training
Technologies: JIRA, MySQL, Confluence, Signavio, Innovator

May 2015 - Sep 2016

1 year 5 months

Project management, Requirements, Service design

Unitymedia / Vodafone

Service mapping with FNT-Command
Project type: development project, migration project
Team size: >10 project members
Project management, requirements engineering, solution analyst
Developed service design concept
Linking logical and physical mapping/documentation of a network (fiber optic, coaxial)
Technologies: FNT-Command, Smallworld, Oracle

Jan 2015 - Jul 2016

1 year 7 months

Project management

Unitymedia / Vodafone

Upgrade GE Smallworld PNI4.1 to PNI4.3
Project type: software infrastructure project
Team size: >10 project members
Project management
Technologies: Smallworld, Oracle, Lovion

Sep 2014 - Dec 2019

5 years 4 months

Project management, requirements management, requirements engineering, solution and process design, architecture

Unitymedia / Vodafone

Implemented workflows in JIRA in a business-critical area (network expansion/broadband), task controls, monitoring, DMS integration, interfaces
Project type: development project, migration project
Team size: >15 project members
Project management, requirements engineering, CR management, process management, architecture
Workflows for the entire production, production control, planning for network expansion
Requirements spec, test cases, modeling, interfaces to SAP, Salesforce and others, structured document storage from JIRA to Confluence, IAM integration, system architecture design
Technologies: JIRA, MySQL, Oracle, Confluence, eazyBI, Xray, SAP, IAM, Signavio, Innovator

Jul 2014 - Sep 2014

3 months

Requirements, concept, architecture, development

Implemented a workflow for a cloud solution
Project type: development project, design phase
Team size: <10 project members
Requirements, architecture, concept, development
Workflow should include the PRINCE2 project method
Technologies: Innovator, Enterprise Architect (EA), Ruby on Rails, MongoDB, Linux, Apache, XML, HTML, Unicorn, NodeJS, UML/BPMN, Ruby, PL/SQL

Mar 2014 - Jun 2014

4 months

Poland

Requirements, concept, architecture, system analysis

Wasserwerke Stettin

IT landscape assessment for waterworks
Project type: preliminary project for migration and process optimization
Team size: <10 project members
Requirements, architecture, concept, project management, analysis, final report, documentation strategy with BPMN
Also market analysis for ERP and GIS, presentation at multiple management levels
Technologies: ERP, GIS, Enterprise Architect (EA)

Jan 2014 - Mar 2014

3 months

Requirements, design, architecture, development

Framework concept for PRINCE2
Project type: development project, design phase
Size: <10 project members
Requirements, architecture, design, development
Technologies: Innovator, Enterprise Architect (EA), Java, Ruby on Rails, PostgreSQL, Linux, Apache, XML, HTML, Unicorn, NodeJS, UML, Ruby, PL/SQL

Jan 2012 - Dec 2018

7 years

Requirements, design, architecture, development

avorundie

Further development of the "AFR" framework as a basis for business requirements to speed up the implementation of functional requirements
Project type: development project
Size: <10 project members
Requirements, architecture, design, development, testing, operations, multi-tenancy, user management, identity management, accounting, page management, mail functions, MDM (Master Data Management)
Technologies: Enterprise Architect (EA), Ruby on Rails, PostgreSQL, Linux, Apache, XML, HTML, Unicorn, NodeJS, UML/BPMN, Ruby, PL/SQL

Jan 2012 - Dec 2012

1 year

Requirements engineer

ThyssenKrupp

Concept for organizational and process modeling.
Project type: organizational project (line project)
Concept for organizational and process modeling, recommendation for BPMN software, planning (integration of BPMN and DMS), RACI matrix, role description, requirements elicitation.
Metrics for controlling external services and goal-relevant components (environmental targets, performance targets) at the process level, process documentation, implementation of detailed technical process descriptions, consolidation of individual documents.
Technologies: Office suite.

Oct 2011 - Oct 2011

1 month

Requirements engineering, system analysis

Deutsche Telekom

Determination of the runtime for a web service DSL availability query.
Project type: line project
Size: <10 employees
Determination of end-to-end runtime of a web service (carrier internet - Telekom backend).
This was a service regulated by the BNetzA. Compliance with defined SLAs. Complex statistical analyses of SLAs with Telekom's competitors.
Technologies: Oracle, Access, Office suite, SQL, statistical methods.

Jan 2011 - Aug 2013

2 years 8 months

Project manager, solution design, architecture

Deutsche Telekom

Multi-project management: further development of IT solutions business, broadband and cable business (BK-CS), B2B portal, DSL and vectoring.
Project type: migration, integration and development project
Size: 10-20 project members
Testing, design, architecture of a new web application for order control and processing, software upgrade and refactoring, management of multiple parallel projects, runtime analysis and evaluation for a service and for multiple carriers and the BNetzA, pre-sales, pre-ordering, ordering.
Budget and personnel responsibility, PMI.
B2B software for cable business and solutions, retiring old components, migration project, contribution to other multi-projects in the cable business, DMS integration.
Technologies: .NET, Silverlight, Java, Oracle, IBM MQ, SUN LDAP, AIX, SOAP, qualified electronic signature, Enterprise Architect (EA), PIM, Innovator, BPMN.

Jan 2011 - Dec 2011

1 year

Requirements Engineer

ThyssenKrupp

Design of an energy management system (EMS) as part of an energy efficiency network.
Project type: group-wide program (line project).
Content and requirements according to DIN EN 16001.
Technologies: Office suite.

Aug 2010 - Dec 2010

5 months

Requirements Engineer, Design, Development

1&1

xDSL billing.
Project type: line project.
Size: <10 people.
Requirements gathering, algorithm development, tool development.
Comparison of ordering and billing.
Technologies: OpenOffice, Access, Oracle DB.

Jan 2010 - Dec 2011

2 years

Project Manager

Consolidation of a heterogeneous IT landscape into virtualization in the data center; BI setup.
Project type: data center migration project.
Size: >15 project team members.
Project management, IT architecture, assessments, vendor management.
Nearshore, PMI.
Technologies: .NET, Silverlight, Java, Oracle, AIX, VMware, Tomcat, Apache, IIS, VB; BI (Oracle), UML.

Jan 2010 - Dec 2011

2 years

Requirements Engineer

Deutsche Telekom

Project management for switching internal telephony to VoIP.
Project type: corporate program.
Project management, assessments, roll-outs, changes.
Multi-vendor strategy, PMI.
Technologies: CISCO, ALCATEL, network engineering, UCC, Aris, BPMN.

Jan 2009 - Dec 2011

3 years

Production Manager, Interim Management

Deutsche Telekom

Took overall responsibility for the IT life cycle of multiple IT applications.
Project type: factory.
Size: >10 employees.
Managed production from concept, implementation and testing through rollout and retirement; project management, pre-sales, pre-ordering, ordering, function-point counting, SLA for process chain.
Requirements, system analysis, system design, implementation, rollout, operation, retirement, budget and personnel responsibility, SLA development and adherence, PMI, ITIL.
Technologies: Java, WebSphere, Oracle, qualified electronic signature, IBM MQ, SUN LDAP, AIX, SOAP, Enterprise Architect (EA) (UML/BPMN).

Jan 2008 - Dec 2013

6 years

Requirements, Conception, Architecture, Development

Development of care software for inpatient and outpatient facilities.
Project type: development project
Team size: <10 project team members
Requirements, conception, development, testing, operation, care planning, nursing documentation, care forms, role and rights concept, online bookings.
As 'Software as a Service', cloud service. Parallel to other projects.
Technologies: Enterprise Architect (EA), Ruby on Rails, PostgreSQL, Linux, UML/BPMN.

Jan 2005 - Dec 2008

4 years

Requirements engineer, Conception, Architecture, Project Manager, Interim Management

Deutsche Telekom

Set up and project management of business logic for DSL products in the resale environment.
Project type: development project
Team size: >50 project team members at peak times
Conception, system design, process design, integration into enterprise architecture, project management, pre-ordering, ordering, fulfillment, SOX.
Regular participation in the architecture board of the CIO at Telekom, involvement in fulfillment process topics, personnel responsibility, V-Model, UML, later also BPMN, Aris.
Technologies: Java, WebSphere, Oracle, qualified electronic signature, IBM MQ, AIX, SOAP, Enterprise Architect (EA), EDI, EAI, roles engine (BPEL approaches).

Jan 2004 - Dec 2005

2 years

Requirements engineer, Conception, Architecture, Project Management

Deutsche Telekom

Development of a B2B portal.
Project type: development project
Team size: >10 project team members
System design, project management, integration into enterprise architecture, testing, security measures, ticketing, incident management, pre-sales, pre-ordering.
Regular participation in the architecture board of the CIO at Telekom, V-Model.
Technologies: Java, WebSphere, Oracle, SUN LDAP, qualified electronic signature, AIX, SOAP, Enterprise Architect (EA), EDI.

Jan 2002 - Dec 2003

2 years

Requirements engineer, Conception, Architecture, Development

AWO

Software for care facilities.
Project type: development project
Team size: <10 project team members
Conception, development.
Parallel to other projects, V-Model.
Technologies: Delphi, Interbase, Pervasive SQL.

Jan 2001 - Dec 2004

4 years

Conception, Project Management

Deutsche Telekom

Setup of an electronic carrier interface (eCaSS).
Project type: development project
Team size: >15 project team members
Conception, integration into enterprise architecture, testing, project management.
Participation in the cross-carrier working group (e.g. with Telekom, Vodafone, ePlus, ...), (UAK eCaSS), V-Model.
Technologies: Java, WebObjects, Oracle, Solaris, Excel, VBA.

Jan 2000 - Dec 2001

2 years

Requirements engineer, design, development, project management

Deutsche Telekom

Setup of CMS for the carrier services division (AKI).
Project type: development project
Size: >10 team members
Conception, design, architecture, programming, project management.
Technologies: Java, Informix, Linux.

Jan 1997 - Dec 2000

4 years

Design, architecture, development

Deutsche Telekom

Order control and processing for regulated products (carrier services).
Project type: development project
Size: >20 project members
B2B business, design, system design, integration into corporate architecture, programming, pre-billing, order management, order entry, audit mapping.
New business field with regulated products. V-model.
Technologies: Delphi, Informix, Interbase, Paradox migration, Solaris.

Jan 1996 - Dec 1996

1 year

Switzerland

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Migros

Integration of cash value loading machines into POS system.
Programming.
Technologies: Delphi, Access database.

Jan 1996 - Dec 1996

1 year

Developer

SEL/Alcatel

Switching system S12.
Project type: factory
Size: line project
Programming of call processing services.
Technologies: piece list programming, MVS.

Jan 1991 - Dec 1995

5 years

Software development and support

Parallel execution of projects in different industries:
1st and 2nd level support for hotel, POS, and inventory management software (hotel, gastronomy, tourism).
Software development (architecture, design, development, support) for property management companies.
Software development (architecture, design, development, support) for insurance agencies.
Technologies: Novell, Windows, Delphi, Paradox.

Jan 1986 - Dec 1990

5 years

Teaching role with personnel management

Military

Technical training of mechanics and technicians in communications and information technology.
Technologies: repair training from tube technology to modern circuit technology, UNIX.

Summary

I am an experienced freelancer specializing in Requirements Engineering / Management and Project Management. With my solid technical and professional background, I bring valuable expertise to the successful planning and implementation of complex projects.

Requirements Engineering / Management
Project Management

Over 30 years of expertise in various industries.

As a freelance consultant, I combine technical know-how with methodological skills to structure projects efficiently and capture requirements precisely. My PRINCE2 certification highlights my ability to manage projects according to proven best practices. I am ready to bring my expertise to make your next project a success.