Recommended expert
Kai Sieveke
System Architect, Requirements Engineer, Analyst, Process Consultant
Experience
Aug 2024 - Jun 2025
11 monthsDemand 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 monthsBusiness 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 monthsEnterprise 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 monthsBusiness 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 monthsRequirements 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 8 monthsBusiness 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 monthSolution 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 monthsBusiness 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 9 monthsBusiness 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 monthsBusiness 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 monthsBusiness 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 monthsBusiness 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 monthsProcess 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 monthBusiness 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 monthsSenior 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 monthsBusiness 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
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (10.5 years), Utilities (1.5 years), Government and Administration (1.5 years), Manufacturing (1.5 years), Banking and Finance (1 year), and Media and Entertainment (1 year).
Information Technology
Utilities
Government and Administration
Manufacturing
Banking and Finance
Media and Entertainment
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (10.5 years), Product Development (10.5 years), Project Management (10 years), Business Intelligence (7.5 years), and Strategy (1 year).
Information Technology
Product Development
Project Management
Business Intelligence
Strategy
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
NativeEnglish
AdvancedNorwegian
IntermediateJapanese
ElementaryRussian
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
Profile
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Kai based?
Kai is based in Eisingen, Germany and can operate in on-site, hybrid, and remote work models.
What languages does Kai speak?
Kai speaks the following languages: German (Native), English (Advanced), Norwegian (Intermediate), Japanese (Elementary), Russian (Elementary), Swedish (Elementary), Chinese (Elementary).
How many years of experience does Kai have?
Kai has at least 11 years of experience. During this time, Kai has worked in at least 16 different roles. The average length of individual experience is 1 year and 8 months. Note that Kai may not have shared all experience and actually has more experience.
What roles would Kai be best suited for?
Based on recent experience, Kai would be well-suited for roles such as: Demand Manager, Analyst, Process Consultant, Business Architect, Enterprise Architect, Enterprise Architect, Lead Cloud Architect.
What is Kai's latest experience?
Kai's most recent position is Demand Manager, Analyst, Process Consultant.
Which industries is Kai most experienced in?
Kai is most experienced in industries like Information Technology (IT), Manufacturing, and Utility Services. Kai also has some experience in Government and Public Administration, Media, Entertainment and Publishing, and Banking and Finance.
Which business areas is Kai most experienced in?
Kai is most experienced in business areas like Information Technology (IT), Product Development, and Project Management. Kai also has some experience in Business Intelligence and Strategy and Planning.
Which industries has Kai worked in recently?
Kai has recently worked in industries like Information Technology (IT), Utility Services, and Government and Public Administration.
Which business areas has Kai worked in recently?
Kai has recently worked in business areas like Information Technology (IT), Project Management, and Product Development.
What is Kai's education?
Kai holds a Master in Business Informatics from Technische Hochschule Würzburg-Schweinfurt.
Does Kai have any certificates?
Kai has 39 certificates. Among them, these include: ArchiMater 3 Foundation, CAPM, and CBAP.
What is the availability of Kai?
Kai is immediately available full-time for suitable projects.
What is the rate of Kai?
Kai's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
How to hire Kai?
To hire Kai, click the Meet button on the profile to request a meeting and discuss your project needs.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
1200
900
600
300
Market avg: 880-1040 €
Market avg: 880-1040 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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