Kai Sieveke - System Architect, Requirements Engineer, Analyst, Process Consultant

Recommended expert

Eisingen, Germany

Experience

Aug 2024 - Jun 2025

11 months

Demand Manager, Analyst, Process Consultant

Integrating system architecture, business analysis, requirements engineering, and process consulting
Managing business unit needs toward IT and implementation
Capturing requirements in JIRA and breaking them down into epics
Overseeing internal projects and programs, including stakeholder management and reporting
Handling requirements from traditional IT developments to IoT integrations and SAP subsystem replacements
Implementing current legal regulations (MAKO, EnWG, EEG, GWG, StromGVV, GasGVV, StromNEV, GasNEV)
Applying agile methods (Agile, SAFe, ITIL, Scrum, Kanban, DDD, IaC, CI/CD, DevOps, automation, ETL, OOA, OOD, MDA, BPMN, BPM, UML, marketing automation, data science, ML, AI, GenAI, LLMs)
Using tools like JIRA, SharePoint, MS Office, MS Project, MS Dyn CRM, VMware ESX/ESXi, BSI IT-Grundschutz, BSI C5, NIST, MS Azure, Typo3, mail automation, Docker, Kubernetes, OpenStack, OpenShift, Terraform, Ansible, SQL, REST, SOAP, Git, GitLab, LoRaWAN, SAP IS-U, S/4HANA, USU, KUGU, AbSys, sensors, MQTT

Feb 2024 - Nov 2024

10 months

Business Architect, Enterprise Architect

Standardizing and realigning processes in the banking sector
Unifying all interfaces with partner companies and adjusting process and architecture workflows
Ensuring compliance with extensive regulations (CRR III, CRD IV, DORA, PSD2, MiFID II, MiFIR, MMF, MAR)
Applying V-Model, Kanban, DDD, automation, OOA, OOD, MDA, BPMN, BPM, UML, EPC
Using SharePoint, MS Office, MS Project, MS Dyn CRM, Polarion, Sparx EA, VMware ESX/ESXi, BSI IT-Grundschutz, BSI C5, KRITIS, NIST, Docker, Kubernetes, OpenStack, OpenShift, Terraform, Ansible, SQL, Git, GitLab, SAP R/3, SAP S/4HANA

Nov 2022 - Feb 2024

1 year 4 months

Enterprise Architect, Lead Cloud Architect

Designing and building a greenfield architecture to run about 147 systems at the state level
Coordinating between three federal ministries
Supporting the implementation of requirements under RegMoG
Business analysis, requirements engineering, solution engineering, process consulting, product ownership, system and software architecture, product management, auditing, project and risk management, change and release management, ITSM, service catalogs, SLAs, stakeholder and test management, documentation
Gathering and converting functional and non-functional requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Applying agile methods (Agile, SAFe, TOGAF, ITIL, Scrum, Kanban, DDD, TDD, IaC, CI/CD, DevOps, DevSecOps, automation, ETL, OOA, OOD, MDA, BPMN, BPM, UML)
Using JIRA, SharePoint, MS Office, MS Project, VMware ESX/ESXi, Nutanix, Hyper-V, BSI IT-Grundschutz, BSI C5, NIST, MS Azure HCI, DELOS, Oracle On-Prem Cloud Stack, Sovereign Cloud Stack, RHEL, CMDB, Docker, Kubernetes, OpenStack, OpenShift, Terraform, Ansible, SQL, Git, GitLab

Apr 2022 - Dec 2022

9 months

Business Analyst, Requirements Engineer, IS-U

Business analysis and requirements engineering for enhancing processes in the SAP IS-U module (RLM & STP)
Solution engineering, process consulting, system and software architecture, stakeholder management
Gathering and converting functional and non-functional requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Applying Agile, SAFe, TOGAF, ITIL, Scrum, Kanban, DDD, CI/CD, DevOps, ETL, OOA, OOD, MDA, BPMN, BPM, UML
Using JIRA, SharePoint, MS Office, MS Project, MS Dyn CRM, BSI IT-Grundschutz, SAP R/3, SAP HANA, SAP PP, SAP MM, SAP FI/CO, SAP BW, SAP IS-U

Jul 2021 - May 2022

11 months

Requirements Engineer, DWH Solution Engineer

Requirements engineering and solution engineering for migrating DWH applications to a cloud-based AWS solution
Process consulting, system and software architecture, risk management, product and project management, stakeholder and test management, documentation
Gathering and converting requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Applying Agile, SAFe, Scrum, Kanban, DDD, TDD, CI/CD, DevOps, ETL, OOA, OOD, MDA, BPMN, BPM, UML
Using JIRA, Confluence, SharePoint, MS Office, MS Project, Sparx EA, AWS, Hadoop Spark, AWS ECM, Python, Tableau, Grafana, Docker, Kubernetes, OpenStack, SQL, Oracle ODI, Oracle 11c, Git, GitLab

Aug 2020 - Present

5 years 6 months

Business Analyst, Product-Owner, Solution Engineer Data Science

Business analysis, process consulting, solution engineering, and system architecture for a cloud-based, fully automated analytics approach
Product and risk management, project and stakeholder management, test management, documentation, project controlling
Gathering and transforming requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Use of Agile, SAFe, Scrum, Kanban, DDD, TDD, Lean Management, Lean Development, PoC, MVP, A/B testing, IaC, CI/CD, DevOps, DevSecOps, ETL, OOA, OOD, MDA, BPMN, BPM, UML
Working with JIRA, Confluence, Linux, Unix, AWS, Hadoop Spark, AWS ECM, MS Azure, MS Dyn CRM, Python, Django, Ruby on Rails, SQL, Huginn, Grafana, Docker, Git, GitLab, Kubernetes, OpenStack, OpenShift, Terraform, Ansible

Oct 2019 - Oct 2020

1 year 1 month

Solution Engineer Data Science

Business analysis and system architecture for a Big Data approach with Hadoop/Spark on AWS EMR
Integration of the existing DWH into a new technology stack
Building data governance structures and connecting to corporate data governance
Functional and technical architecture of the target solution, interface integration, test automation
Gathering and transforming requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Use of Agile, SAFe, ITIL, ITSM, Scrum, Kanban, TDD, IaC, CI/CD, DevOps, OOA, OOD, MDA, BPMN, BPM, UML
Working with JIRA, Confluence, SharePoint, MS Office, MS Project, Sparx EA, SAP R3, SAP IS-U, AWS, Hadoop/Spark, AWS ECM, Python, Scala, SQL, Git, GitLab

Feb 2019 - Jun 2021

2 years 5 months

Business Analyst DWH

Business analysis, process consulting, and system architecture for data warehouse design and mapping customer requirements
Optimization of cloud services (AWS) and cloud operation of the DWH
Focus on costing, taxes, tax law, controlling, and business administration
Profile creation in Kister-Belvis and preparation for external use
Stakeholder management, tool evaluation, test management, documentation
Gathering and transforming requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Use of Agile, SAFe, ITIL, ITSM, Scrum, Kanban, TDD, A/B testing, IaC, CI/CD, DevOps, ETL, AI, machine learning, OOA, OOD, MDA, BPMN, BPM, UML
Working with JIRA, Confluence, SharePoint, MS Office, MS Project, Sparx EA, SAP R3, SAP IS-U, SAP BW, AWS, Tableau, Grafana, Jupyter Notebooks, SQL, Git, GitLab

Jul 2018 - Present

7 years 7 months

Business Analyst, Solution Engineer, System Architect Web

Business analysis, requirements engineering, designing and implementing a cloud-based portal as an online version of an offline medium
Project, risk, product, and change management, stakeholder management, tool evaluation, test management, documentation, data governance, business-oriented online processes
Gathering and transforming requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Use of Agile, SAFe, TOGAF, ITIL, ITSM, Scrum, Kanban, TDD, IaC, CI/CD, DevOps, DevSecOps, OOA, OOD, MDA, BPMN, BPM, UML
Working with JIRA, Confluence, Linux, Unix, AWS, Hadoop Spark, AWS ECM, Python, Django, Ruby on Rails, SQL, Grafana, Docker, Kubernetes, OpenStack, Terraform, Ansible, Git, GitLab

May 2017 - Dec 2018

1 year 8 months

Business Analyst, Solution Engineer, System Architect IoT

Business analysis and system architecture for a cloud-based connectivity solution for home appliances
Mapping internal processes with security and scalability considerations
Risk management, product and project management, data governance, stakeholder management, tool evaluation, test management, documentation, project controlling
Gathering and transforming requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos, and acceptance
Use of Agile, SAFe, TOGAF, ITIL, ITSM, Scrum, Kanban, OOA, OOD, MDA, BPMN, BPM, UML
Working with JIRA, Confluence, SharePoint, MS Office, MS Project, MS Dyn CRM, MS Dyn NAV, Sparx EA, SQL, Git, GitLab

Mar 2017 - Nov 2018

1 year 9 months

Business Analyst, Solution Engineer, IoT System Architect

Business analysis, requirements engineering, design and implementation of a cloud-based billing system
Mapping internal processes with a focus on security and scalability
Project, risk and change management, stakeholder management, tool evaluation, test management, documentation, project controlling
Capturing and translating requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos and acceptance
Using Agile, SAFe, TOGAF, ITIL, ITSM, Scrum, Kanban, TDD, IaC, CI/CD, DevOps, DevSecOps, OOA, OOD, MDA, BPMN, BPM, UML
Using JIRA, Confluence, Linux, Unix, AWS, Python, Django, Ruby on Rails, SQL, Grafana, Docker, Docker Swarm, Git, GitLab

Dec 2016 - Mar 2017

4 months

Business Analyst, Senior Technical Consultant IT Security

Analysis and design of an OmniChannel environment with CMS, CMT and a central profile
Tool evaluation and vendor selection, stakeholder management, management reporting, consulting
Planning systems, data flows, interfaces, roles and responsibilities
Designing a high-availability environment for a global IT security provider
Implementing a Lambda architecture with Hadoop and Spark for big data
Strategic planning of marketing automation in BI
Capturing and translating requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos and acceptance
Using Agile, SAFe, ITIL, ITSM, Scrum, Kanban, TDD, IaC, CI/CD, DevOps, DevSecOps, OOA, OOD, MDA, BPMN, BPM, UML
Using JIRA, Confluence, SharePoint, MS Office, MS Project, MS CRM, SQL, Git, GitLab

Jul 2015 - Oct 2015

4 months

Process Consultant, System Architect, Senior Technical Consultant Big Data

Analysis and evaluation of business processes for a high-performance cloud solution
Analysis and design of technical approaches for 99.99% availability, implementation of prototype front-end and back-end solutions
Designing and developing extended APIs, revising the licensing model
Capturing and translating requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos and acceptance
Using Agile, SAFe, ITIL, ITSM, Scrum, Kanban, TDD, IaC, CI/CD, DevOps, DevSecOps, data lakes, ETL, data science, machine learning, neural networks, OOA, OOD, MDA, BPMN, BPM, UML
Using JIRA, Confluence, SharePoint, MS Office, MS Project, DWH, Snowflake, AWS, MS Azure, Ruby, Python, R, SQL, PostgreSQL, MongoDB, Git, GitLab

Apr 2015 - Apr 2016

1 year 1 month

Business Analyst, Solution Engineer, Product Owner Cloud/Web

Business analysis, requirements engineering, design and implementation of a cloud-based publishing system
Designing a licensing model for resellers and enterprise customers
Implementing the front-end, back-end and database layers
Project, risk and change management, stakeholder management, tool evaluation, test management, documentation, project controlling
Capturing and translating requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos and acceptance
Using Agile, SAFe, ITIL, ITSM, Scrum, Kanban, TDD, IaC, CI/CD, DevOps, data science, machine learning, neural networks, REST API, OOA, OOD, MDA, BPMN, BPM, UML
Using JIRA, Confluence, Windows, MS CRM, Linux, Unix, AWS, MS Azure, Python, Django, Ruby on Rails, Grafana, Docker, Docker Swarm, SQL, PostgreSQL, MongoDB, JavaScript, Node.js, React.js, HTML5, CSS3, Git, GitLab

Jan 2015 - Jun 2015

6 months

Senior Consultant, Product Owner, Lead Developer Java/Cloud

Supporting a cross-functional team in creating a Java portal application as Product Owner
Mapping tax and business processes of the energy sector in the cloud
Capturing and translating requirements into user stories
Guiding development teams through refinements, development phases, reviews, demos and acceptance
Using Agile, SAFe, ITIL, ITSM, Scrum, Kanban, REST API, OOA, OOD, MDA, TDD, BPMN, BPM, UML
Using JIRA, Confluence, MS CRM, Linux, Unix, AWS, Python, Django, Ruby on Rails, Grafana, MS Azure, .NET, C#, C/C++, SQL, MS SQL Server, JavaScript, HTML5, CSS3, Git, GitLab

Nov 2014 - Dec 2014

2 months

Business Analyst, Solution Engineer, Product Owner GIS

Consulting on building geolocation services in the cloud for logistics monitoring in a global corporation
Agile approach using Scrum
Designing and conceptualizing sales, marketing, and licensing models, including market analysis and ROI calculation
Stakeholder management, project and risk management, change management, tool evaluation, test management, documentation, project controlling
Gathering requirements and converting them into user stories
Supporting development teams through refinements, development phases, reviews, demos, and acceptance
Use of Agile, SAFe, ITIL, ITSM, Scrum, Kanban, GIS, open source, REST API, geolocation, DWH, ETL, OOA, OOD, MDA, TDD, BPMN, BPM, UML
Using JIRA, Confluence, Infor CRM, Linux, Unix, AWS, Python, Django, Ruby on Rails, Grafana, JavaScript, HTML5, CSS3, Git, GitLab

Summary

I have been a passionate system architect, business analyst, requirements engineer, and process designer since 1994. I advise companies on all aspects, from the idea and requirements through economic and/or technical perspectives to the actual implementation of solutions. My focus has always been on automation and cloud computing. Business transformation and digital transformation are of central importance to me, as they currently deliver the greatest value for my clients.

Skills

Flexible
Structured
Agile Mindset
Communicative
Team Player
Goal Oriented
Independent
Entrepreneurial Thinking
Assertive
Business Architecture And Analysis
Requirements Engineering
Process Consulting
Cloud, Enterprise, Solution, And System Architecture
Data Science
Big Data
Cloud
Automation
Data Governance
Tax Law
Controlling
Business Processes
Energy Industry
Logistics

Languages

German

Native

English

Advanced

Norwegian

Intermediate

Japanese

Elementary

Russian

Elementary

...and 2 more

Education

Mar 2007 - Feb 2009

Technische Hochschule Würzburg-Schweinfurt

Master of Science · Business Informatics · Würzburg, Germany · 1.7

Sep 2002 - Feb 2007

Fachhochschule Würzburg-Schweinfurt

Diploma in Computer Science (FH) · Computer Science · Würzburg, Germany · 2.0

Sep 2001 - Aug 2002

Fachoberschule Kitzingen

Advanced technical college entrance qualification · Technical track · Kitzingen, Germany · 1.8

...and 3 more

Certifications & licenses

ArchiMater 3 Foundation

CAPM

CBAP

CCA

CCDA

CCNA

CISA

CMMI

CNA

CNE

COBIT

CPRE

CompTIA Security+

EXIN Lean IT

GCSC

GISO

ITIL v3 Foundation

KMP

LFCE

MCA

MCSA

MCSE

MS Dyn NAV

MSP

M_o_R

MoP

PCAP

PMP

PRINCE2 Foundation

RHCA

RHCE

SAFe Foundation

SAP Certified Application Associate - SAP S/4HANA Cloud

SCRUM (CMA & CSPO)

SixSigma

TOGAF Foundation

Terp10 (SAP)

iSAQB CPSA-F

intercultural Communication

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