Cybersecurity Experts in Stuttgart
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Meet FRATCH Experts in Stuttgart, who have recently used Cybersecurity
Kartheek Kumar Kothapalli
Last position:
Advisor & Investor (Limited Partner) at Destrosolutions
- Advised the executive team on the strategy, architecture, and development of an AI-powered Product Security Operations Center (PSOC); a cybersecurity operating system for software-defined cyber physical connected systems.
- Provided strategic guidance on product vision, regulatory alignment, and market positioning, supporting capabilities across threat intelligence, vulnerability management, compliance automation, and autonomous product security.
Dirk Peter
Last position:
Freelance Cyber Defense Lead & KRITIS/NIS2 Consultant | AI Security Architect at Self-Employed
Situation: Increasing demand for privacy-compliant AI solutions for clients in the KRITIS and mid-market sector that need to analyze sensitive media content (audio, video, documents) without sending data to public cloud LLMs.
Task: Design, deployment, and secure operation of a fully self-hosted AI infrastructure including a custom-built digital management platform for automated media analysis.
Action: Architected and implemented a multi-tier platform on hardened Proxmox infrastructure with frontend (Nuxt 3, Vue 3, TypeScript, Tailwind 4), backend (Laravel 13, PHP 8.4, Sanctum), data storage (PostgreSQL 16, MongoDB 7), caching/queuing (Redis 7, Laravel Queue), AI workers (Python 3.11, Whisper, DeepFace, Librosa), scheduling (Laravel Scheduler/Cron), and local LLMs (Gemma, DeepSeek, Qwen, Mistral, LLaMA, Phi) via OpenWebUI with segmented network access, API hardening, and audit logging following BSI recommendations.
Result: Fully GDPR-compliant, on-premises AI platform with zero data leakage to third parties.
Task: Overall responsibility as an external Head of Cyber Security / CISO-as-a-Service for the design, implementation, and continuous improvement of ISMS according to ISO 27001, BSI IT-Grundschutz, and NIS2.
Action: Built and managed Cyber Defense Centers (CDC) with SOC operations, integrated SIEM solutions (Splunk, Graylog), established risk-based vulnerability management (Qualys, Nessus, OpenVAS), and conducted regular infrastructure, application, and physical penetration tests.
Result: Audit-ready ISMS for multiple clients and a 60% reduction in critical vulnerabilities within 90 days.
Task: Design and execution of NIS2 assessments and operational roll-out plans for KRITIS operators.
Action: Developed an online assessment tool for automated identification of individual weakness profiles, implemented ISMS optimizations, penetration testing, awareness programs, GRC suite deployment, and delivered C-level presentations.
Result: Accelerated the consulting process by 50% and successfully prepared multiple clients for NIS2 compliance.
Task: Incident commander for crisis response, forensics, and business recovery in ransomware attacks and APT campaigns.
Action: Coordinated with state and federal police (LKA, BKA), performed forensic analysis (OSForensics, Wireshark, Kali Linux), executed disaster recovery and BCM strategies, and developed BTC extortion response strategies.
Result: 100% recovery rate within defined RTO windows and sustainable post-incident security architectures.
Action: Planned, built, and operated a hardened multi-VM infrastructure (Proxmox, 15+ VMs) with web and mail servers, Graylog, OPNsense firewalls, CRM/ERP and LLM instances, network segmentation, DDoS mitigation, automated patch management, and backup strategies.
Result: >99.5% uptime over 20+ years and zero compromises.
Action: Designed coordinated phishing campaigns with five levels of difficulty, developed e-trainings and webinars in a PDCA cycle, and led red and blue teams.
Result: Phishing click rate reduced from 35% to under 5% within three campaign cycles.
Paul Birth
Last position:
Systems Engineer, Self-Driving Truck at TORC Europe GmbH
Gildas Djomen
Last position:
System Team Lead Diagnostics – Hybrid & Electric Drives (HEV/MHEV/PHEV) for Transmission and Engine (NA/SA) at Stellantis e-transmission
- Technical lead of diagnostics activities for eDCT transmissions and drive systems in the area of hybrid (HEV), mild-hybrid (MHEV), and plug-in hybrid vehicles (PHEV)
- Responsibility for the development and validation of DTC strategies (OBD / EOBD) for markets in North and South America and the EU
- Coordination between interdisciplinary teams (system development, software, safety, calibration, after-sales)
- Creation and maintenance of diagnostic specifications (DID, DTC matrix, snapshot, freeze frame) according to STLA standards
- Support with troubleshooting, validation tests, EOL processes, and internal audits
- Technical interface to suppliers (Bosch, Valeo, etc.) in the area of actuators, sensors, and electric pumps
- Creation of diagnostic RFQ
Frank MĂĽhlenbrock
Last position:
Freelance Security + Data Protection Consultant at Deutsche Bahn
- Placed via recruiter 1st Solution with Deutsche Bahn. Supported and advised on Audit and Cyber Security matters there
- Carried out numerous CSAs (Control Self Assessments), with close exchange with application owners and development of possible remediation solutions, and entered them in DB's risk2value tool from vendor GBTEC2
- Advised on the creation of internal and external security risks
Sergey Komarov
Last position:
Managing Director Cybersecurity at CBA-Cybersecurity and Business Advisory GmbH
- Development of comprehensive services in cybersecurity, IT governance, and AI
- Building and delivering strategic security solutions such as vCISO service, ISMS, SOC-as-a-Service (SIEM, SOAR, use cases, playbooks, threat hunting, incident response), AI-driven risk and compliance tools, and frameworks for outsourcing and third-party risks
- Supporting companies in meeting regulatory requirements and certifications (ISMS, NIS-2, DORA, CRA, KRITIS, ISO 27001, TISAX, BSI IT Baseline Protection, EU AI Act)
- Promoting innovations in cybersecurity automation, AI governance, and secure digital transformation
- Responsible for company growth, client relations, and strategic partnerships
Ronald Foerster
Last position:
IT Consultant & Training at Various Small Projects & AI Training
- Development of multiple websites for small businesses (6)
- SEO/SEM
- Business Consulting (Implementation of ERP systems (Fresha / MS Dynamics))
- AI Tooling, Prompting & Coding
- GenAI Chatbot (GPT 4.0)
- Creation of a telephone agent (NLP services, Twilio, Python, Azure Services)
- Python coding, report & dashboard creation
- Stakeholder management and consulting throughout the project lifecycle
Training and Certifications in AI:
- Microsoft Azure AI Fundamentals
- Develop Gen AI Solutions with Azure Open AI Service
- Designing and Implementing a Microsoft Azure AI Solution
- Artificial Intelligence for the Business Professional
- Generative AI for the Business Professional
- Certified Artificial Intelligence Practitioner
Hussam Greg
Last position:
Consultant at Insurance company
- Conducting gap analyses and optimizing the documented framework
- Adapting templates for identification, risk analysis, and due diligence
- Supporting departments in conducting risk analyses
- Tracking results and ensuring data quality
- Enhancing and optimizing the Outsourcing Control Report (OCR) as a management and monitoring tool
- Developing and introducing an automated concept for concentration risk
- Conducting a gap analysis on DORA regarding regulatory requirements
Martin FrliÄŤka
Last position:
IT Security Consultant at Freelance
Stephan Johne
Last position:
Responsible CRA Risk Analysis - Moderator (Cyber Resilience Act, Cyber Security) at DEUTA-Werke Bergisch Gladbach
Risk analyses according to CRA for E/E systems with safety levels SIL2 and SIL3 according to IEC61508 & EN 50126 ff. in the rail sector, Role: Responsible CRA Risk Analysis - Moderator
Orhun Suezer
Last position:
Independent Consultant
- Security, PMI and Agile project management projects and trainer
- Variety of projects with worldwide premium OEMs, Tier1s and Tier2s
- e.g. Panasonic Europe, Cymotive, Veoneer, Cyres, VW, BMW, Ford
Kavin Trivedi
Last position:
Freelance Software Expert – Functional Safety & AUTOSAR at Bosch
- Development and optimization of software architectures for safety-critical embedded systems in the automotive sector according to ISO 26262 and ASPICE.
- Performing safety analyses (FMEA, DFA, FTTI, HARA) for safety-relevant software.
- Technical consulting and support in acquisition processes for safety-critical software projects.
- Evaluating AUTOSAR architectures and integrating safety-relevant software solutions.
- Collaborating with OEMs and suppliers to ensure compliance with safety standards and process conformity.
- Leading functional safety assessments and ASPICE assessments.
- 2016–2019: Body Computer Module – Role as Lead Software Integrator. Responsible for the software integration of safety-critical ECUs, implementation of AUTOSAR software components, and system integration testing.
- 2019–2022: PowerNetGuardian – Role as Software Architect. Developed a safety-critical software architecture, ASIL decomposition, and created software safety requirements according to ISO 26262 and ASPICE.
- 2022–Present: PowerNetGuardian Plus – Role as Lead Software Architect. Responsible for the overall software architecture, safety and cybersecurity concepts, FMEA analyses, and technical consulting during OEM negotiations.
Michael Schuler
Last position:
Freelance Consultant & Lecturer at Freelance Consultant & Lecturer
- Implemented and managed successful portfolio management for several companies, overseeing 30+ projects
- Developed and implemented a comprehensive strategy and internal processes for a newly founded cybersecurity agency
- Designed AI use cases for a cybersecurity agency
- Lecturer for Supply Chain Management and Quality, Risk & Sustainability at Rhine-Waal University of Applied Sciences
Santosh Chandrashekhar
Last position:
Masters in Electronics at University of Applied Sciences Bremen
- Master thesis: Fiber Bragg Gratings in Polymer Optical fiber
- Degree: M.Sc (Grade 1.7)
Discover over 15,000 top freelancers
Statistics of experts using Cybersecurity
Aggregated from the professional profiles of matched freelancers.
Experience
17 years (Germany: 21 years)
Position duration
2.8 years (Germany: 5.3 years)
Positions per freelancer
9 (Germany: 13)
Top business areas
Information Technology, Project Management, Product Development
Top industries
Automotive, Information Technology, Manufacturing
Certification focus areas
Information Technology, Product Development, Quality Assurance
Bachelor's degree or higher
100% (Germany: 88%)
Master's degree or higher
64% (Germany: 58%)
Certifications per freelancer
4 (Germany: 5)
Most common languages
German, English, Russian
Speak two or more languages
100% (Germany: 96%)
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Stuttgart are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Stuttgart using Cybersecurity
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
Security basics
Cybersecurity covers the work that keeps systems, data, users, and services safe from attack, misuse, and outages. It includes protection for endpoints, identity, cloud, networks, applications, and operational technology. Strong specialists turn business risk into concrete controls.
What they deliver
- Risk reviews and security assessments
- Hardening for servers, cloud accounts, and SaaS tools
- Incident response support and recovery
- Security monitoring, alert tuning, and threat analysis
- Policies, guardrails, and technical documentation
Common tool stack
Cybersecurity work often spans SIEM, EDR, IAM, vulnerability management, and scanning tools, plus logging and ticketing systems. Experts may work with Microsoft Defender, Splunk, CrowdStrike, Sentinel, Palo Alto, Zscaler, or OpenVAS, depending on the environment. They also need a solid grasp of Linux, Windows, cloud services, and automation.
When to bring in help
Companies usually look for freelance cybersecurity specialists when an audit is coming up, an incident needs fast containment, or internal teams are overloaded. It also helps when a product launch needs threat modeling, secure design review, or a second opinion on architecture. In Stuttgart, this is common in manufacturing, mobility, software, and regulated service firms.
What strong specialists do
A good cybersecurity professional does not stop at tools. They ask how the system is used, where the trust boundaries are, and which failures matter most. They document clearly, work calmly under pressure, and make practical fixes that teams can keep running after the project ends.
Working style and fit
Freelance cybersecurity experts often join for short assessments, ongoing monitoring, remediation work, or specific incident tasks. Remote work fits well for reviews, reporting, and configuration changes, while on-site time helps during sensitive incident handling or workshops. In Stuttgart, many teams want English for day-to-day delivery and German for stakeholder alignment.
Frequently asked questions
Not sure where to start with Cybersecurity? These answers cover the essentials.
A strong cybersecurity expert helps protect systems, data, and access paths from attack or misuse. Typical work includes hardening servers, reviewing cloud settings, improving monitoring, and supporting incident response. The exact scope depends on whether the main need is prevention, detection, or recovery.
They overlap a lot, but cybersecurity usually focuses more on digital systems, networks, applications, and online threats. Information security is broader and also covers physical and process controls around sensitive information. In practice, companies often use the terms interchangeably when they need help with security work.
A good cybersecurity specialist usually understands networking, operating systems, cloud platforms, identity and access management, and logging. For many projects, scripting and automation are also useful, especially when repetitive checks or response steps need to be reliable. Communication matters too, because findings must be translated into actions.
For cybersecurity work, you do not need a full plan, but you do need clear goals, system boundaries, and access constraints. A useful brief says what is in scope, what has already happened, and what would count as success. The better the context, the faster a freelancer can focus on the real risk.
Freelance cybersecurity help makes sense when the need is urgent, specialized, or tied to a defined project. It is a good fit for incident support, audits, cloud hardening, or short-term remediation after a review. It also works well when internal teams need extra capacity without adding a long hiring process.
Yes, much cybersecurity work can be done remotely, especially assessments, policy reviews, monitoring, and configuration changes. On-site time is more useful when physical access, sensitive systems, or workshop-style collaboration is involved. In Stuttgart, many teams use a mixed setup based on access and confidentiality.
Look for clear reasoning, not just tool names. A good cybersecurity expert explains the risk, shows the evidence, and proposes fixes that fit the real environment. Strong deliverables are practical, documented, and easy for the team to maintain after the engagement ends.
Defensive cybersecurity focuses on reducing risk, improving visibility, and keeping systems resilient. Offensive work uses controlled testing to find weaknesses before attackers do, such as penetration testing or adversary simulation. Many companies need both at different stages, but the goal should always be measurable improvement.
The average hourly rate of freelancers in Stuttgart, Germany who have used Cybersecurity in their recent projects is 108 €, which corresponds to a daily rate of about 860 € based on an 8-hour working day.
Of the freelancers in Stuttgart, Germany who have used Cybersecurity in their recent projects, 100% hold at least a Bachelor's degree and 64% hold at least a Master's degree.
On average, freelancers in Stuttgart, Germany who have used Cybersecurity in their recent projects have 17 years of professional experience, with a single engagement typically lasting around 2.8 years.
The most common languages among freelancers in Stuttgart, Germany who have used Cybersecurity in their recent projects are German (100%), English (100%), and Russian (36%).
The most common industries among freelancers in Stuttgart, Germany who have used Cybersecurity in their recent projects are Automotive (79%), Information Technology (57%), and Manufacturing (43%).
The most common business areas among freelancers in Stuttgart, Germany who have used Cybersecurity in their recent projects are Information Technology (79%), Project Management (79%), and Product Development (64%).
Main locations of FRATCH Experts, who have recently used Cybersecurity
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg 
Munich 
Cologne 
Frankfurt 
Dusseldorf 
Dortmund 
Essen 
Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
