Work with proven Security Auditors in Germany matched in minutes from over 15,000 CVs with the power of AI.
Whether you need to prepare for an ISO 27001 certification, conduct a TISAX assessment for the automotive sector, or perform a technical vulnerability audit, our platform connects you with vetted, available freelance cybersecurity experts who fit your compliance goals perfectly.
About the role
Compliance and Security in the German Market
Organizations in Germany operate under some of the world's strictest data protection and compliance frameworks. From European directives like NIS2 and GDPR to national legislation such as the IT-Sicherheitsgesetz, companies must maintain flawless security postures. A freelance security auditor evaluates an organization's IT infrastructure, identifies technical and organizational vulnerabilities, and ensures systems align with these rigorous benchmarks. They act as impartial examiners, helping businesses protect sensitive intellectual property and maintain trust with international partners.
Core Deliverables of a Security Auditor
- Execution of comprehensive compliance gap analyses for ISO 27001, TISAX, or SOC 2.
- Performance of technical vulnerability assessments across cloud environments and local networks.
- Creation of detailed audit reports with prioritised risk registers and remediation plans.
- Evaluation of business continuity plans, disaster recovery protocols, and incident response strategies.
- Development and refinement of internal information security management system documentation.
Frameworks, Tools, and Methodologies
Successful auditors combine structured auditing methodologies with deep technical expertise. They leverage frameworks like BSI IT-Grundschutz, NIST, and COBIT to evaluate the maturity of IT controls. On the technical side, they understand cloud architecture, network security, and database configurations. In Germany, fluency in the German language is highly valuable for analyzing internal policy documents, conducting interviews with system owners, and presenting audit findings to local board members.
The Value of Independent Freelance Experts
Hiring an external freelance auditor ensures complete objectivity, eliminating the internal bias that often compromises self-assessments. These independent professionals bring diverse experience from multiple industries, allowing them to spot subtle vulnerabilities that permanent internal teams might overlook. Companies bring them in to manage peak workloads during certification preparations or to conduct unbiased regular assessments required by insurance providers and regulators.
Meet FRATCH Security Auditors
Alexander Sänn
Owner and Managing Director
Last position:
Lead Audit Conformity & IT Security Catalog at DAX group energy provider in the renewable energy sector
- Supported the implementation of §8a requirements of the BSI Act for critical infrastructures.
- Systematically prepared and supported internal and external audits, resolving previous deviations (HA, NA, VP)
- Implemented the specific requirements of the IT security catalog
- Developed training, created run books, and conducted assessments to ensure operational effectiveness.
Volker Kühn
Freelance IT Auditor and Consultant for Customer Service Processes
Last position:
Head of Application Management at Bundeswehr FuhrparkServices GmbH
- Led 34 specialists in application management and software engineering
- Developed and ran fleet management for 45,000 vehicles for the German Armed Forces using SAP R/3 and SAP S/4 Hana modules
- Provided and enhanced software for rental and leasing business as well as mapping all company processes of BwFPS, including mobile apps
- Supported the electrification of the Bundeswehr vehicle fleet
- Developed and operated cloud-based custom solutions
- Responsible for the security architecture of the entire IT landscape, following the IT security requirements of the Bundeswehr, BSI IT-Grundschutz, and critical infrastructures
- Secured terrestrial communication networks, mobile networks, IT middleware, and applications against cyberattacks
- Migrated the fleet management system to SAP S/4 Hana, achieving efficiency gains
- Developed a complexity index for the IT landscape and reduced it through retirement, modernization, and interface removal
- Used AI models to support procurement processes, knowledge management, and process simplification
Michael Fitschen
Managing Consultant Information Security and Data Protection
Last position:
Project Manager Implementation B3S / ISO 27001 at Health Insurance Fund
- Coordination of the B3S and ISO 27001 implementation project, considering the upcoming KRITIS evidence procedure
- Providing consulting services in ISO 27001, B3S, KRITIS, and IT baseline protection
- Collaborating with the Information Security Officer (ISO)
- Identifying company assets for IT risk management
- Developing a zone concept for IT risk management
- Creating an action plan for B3S
- Developing a template for risk analyses
Andreas Ilias
Senior Cybersecurity Governance & ISMS Consultant
Last position:
Cybersecurity Specialist Assessor at Bundesnetzagentur
- Recognition of national notified bodies
- Preparation of cybersecurity competency reports
- EU Radio Equipment Directive
Peter Weileder
Program and Project Manager / Internal Auditor / CISO
Last position:
ISO 27001 Auditor for health insurance archive system at Health insurance company
The replacement of the existing archive system (document management system – DMS) on a host-based platform is well advanced.
The internal audit is meant to ensure the company's quality standards.
GDPR
ISO 27001 ff.
BSI
DORA
Patient data regulations
Host / Cloud / S3 / Container / highly scalable / Nuxeo
Budget: 50,000
Team: 1
Volkmar Jaekel
Consultant
Last position:
Consultant at Bedia Motorentechnik GmbH & Co. KG
- Consulting on effort estimation for VDA ISA / TISAX certification
- Conducting a 2-day workshop including preparation and follow-up
- Skills: TISAX 5.1, ISO 27001:2022, auditing, information security, consulting, facilitation, presentation
Arndt Schürg
Information Security Officer according to TISAX
Last position:
Information Security Officer according to TISAX at Automotive Supplier
Jan Kopia
Consultant for Information Security & Auditor
Last position:
Consultant for Information Security & Auditor at Kopiasonsulting GmbH
Operational management of the company: building teams and infrastructure, developing products, analysis and implementation of IT security measures
Project assignments in the IT security environment focusing on establishing blue teaming activities (defensive processes and technologies) to defend against cyber attacks
Conducting red teaming processes, including penetration tests and security analyses for companies
Consulting on setting up Security Operation Centers and implementing SIEM systems, and building Computer Incident Response Teams (CSIRT)
Auditor for ISO 9001 and ISO 27001, § 8a, ISO 27019, § 11 1a EnWG, TISAX
Advising companies in critical infrastructures on information security and compliance with the IT Security Act
Building SIEM/SOC processes and SOC analyst work (Splunk, ELK-Stack)
Integrating data into monitoring tools (Prometheus, Grafana)
Consulting on BSI IT baseline protection, ISO 9001, ISO 27001, BCM, ITIL and risk management
Security assessments and penetration testing of IT and network architectures
Thomas Kupfer
Automotive Consultant/Coach - Information Security - Process Consulting
Last position:
Consultant/Coach Risk Management, Automotive SPICE, Functional Safety, Automotive Security, Processes at Tier-1 Automotive Supplier
- Establishing a risk management framework
- Consolidating management systems (UMS/QMS/EMS/TISAX) including integrating automotive processes (A-SPICE, functional safety, automotive cybersecurity)
- Planning the necessary approach for implementing Automotive SPICE
- Designing strategies for processes: SYS.1-5, MAN.3, SUP.1, SUP.8-10, ACQ.4, SWE.1-4
- Process analysis and design for SYS.1-5, MAN.3, SUP.1, SUP.8, SUP.9, SUP.10, ACQ.4
Mirko Haucke
Cybersecurity Manager
Last position:
Cybersecurity Manager at Joynext GmbH
Cybersecurity for RTCU project for the Stellantis Group.
The management of cybersecurity was strongly criticized by the customer Stellantis, questioning competence. Requirements were missing or incomplete, the architecture for cybersecurity controls was non-existent, and documentation such as cybersecurity plans and concepts were incomplete and formally incorrect.
- Building customer trust and de-escalation
- Sprint planning with the customer based on SAFe
- Task-force management
- Switching planning and control to an agile approach
- Review and update of cybersecurity documents
- Communication and problem solving with suppliers, particularly Rolling Wireless and Autocrypt
- Internal workshops and coordination across various hierarchy levels from developers to CTO
- Coordination of work packages and implementation across locations in Dresden, Ningbo, and Oborniki
- Reporting and support of cybersecurity audits
- Coaching of Joynext cybersecurity managers
- De-escalation of critical customer issues
- Acceleration of requirement creation and release by a factor of 5
- Timely provision of 3rd party components
- Reduction of vulnerability management effort by factor 3
- Creation of cybersecurity documents conformant to existing standards
- Technologies and Methods: V-Modell, ASPICE, IREB, ISTQB, Scrum, Kanban, SAFe, PMP, IPMA, BPMN 2.0, Microsoft Office, Microsoft Project, Jira, Confluence, Siemens Polarion, Dependency Track
Patrick Günther
Information Security Manager
Last position:
Information Security Manager at IT-Freelancer
- Responsible for computer software validation (CSV) of the IT infrastructure
- Supported the operation and maintenance of the Integrated Management System (IMS)
- Served as interim information security officer (ISMR) for two companies in the medtech industry
- Ensured ISO 27001 compliance within the organization
- Contributed to implementing cybersecurity requirements for health software and networked medical devices according to ISO 81001-1
Burkhard Hinz
Consultant for Data Protection, AI, Compliance and Organizational Development
Last position:
Consultant for Data Protection, AI, Compliance and Organizational Development
- Set up automated processes in data protection management (e.g. ROPA, PIA, DPIA)
- Complete overhaul of data subject rights processes (erasure, access, etc.)
- Development of a data and AI compliance management system
- Support in setting up a data governance framework
- Establishment and support of agile project management
- Support in the strategic realignment of the privacy department
Martin Wilhelmi
Security Auditor
Last position:
Security Auditor at MissionMe
- Environment: AWS, Ruby on Rails, GraphQL, React Native
- Penetration test for Backend, Android-App and iOS-App
Christian Heutger
Lead Auditor
Last position:
Lead Auditor at Heutger GmbH
- Appointed Lead Auditor for ISO 27001 and TISAX at various certification bodies
Discover over 15,000 top freelancers
Security Auditors statistics
Aggregated from the professional profiles of matched freelancers.
Experience
21 years
Position duration
2.7 years
Positions per freelancer
19
Top business areas
Information Technology, Quality Assurance, Project Management
Top industries
Information Technology, Professional Services, Healthcare
Certification focus areas
Information Technology, Audit, Quality Assurance
Bachelor's degree or higher
100%
Master's degree or higher
70%
Doctorate
30%
Certifications per freelancer
13
Most common languages
German, English, Spanish
Speak two or more languages
100%
Daily Rate Distribution
The chart shows how the daily rates of freelancers in this role 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. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Average rates for Security Auditors & Seniority distribution
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.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Frequently Asked Questions
Need more info? We have all the details about FRATCH
While a penetration tester focuses on actively exploiting technical vulnerabilities to break into systems, a security auditor evaluates the broader organizational and technical controls. They assess policies, procedures, and configurations against specific frameworks like ISO 27001 to ensure overall compliance and risk management.
A qualified information security auditor typically holds recognized certifications such as CISA, CISM, or CISSP. For projects in Germany, specific credentials like the BSI IT-Grundschutz Practitioner or TISAX Auditor are highly valuable depending on your industry.
An external independent auditor brings an objective, unbiased perspective free from internal company politics or operational blindness. Freelancers also bring up-to-date knowledge from various industries, helping you identify blind spots that your internal IT team might miss.
Yes, an experienced TISAX auditor can conduct a pre-assessment gap analysis to identify where your processes fall short of automotive industry requirements. They will help you document controls, train staff, and implement necessary security measures before the official audit takes place.
While much of the technical configuration review and documentation analysis can be completed remotely, a compliance auditor may need to visit your physical offices for on-site inspections. Physical security checks, server room inspections, and sensitive staff interviews are often conducted on-site to meet strict German audit standards.
The duration depends heavily on the size of your organization and the scope of the framework. A standard gap analysis by a lead auditor might take two to four weeks, while preparation and support for a full ISO 27001 certification can span several months.
Look for a technical auditor with a strong track record of successful certifications in your specific industry. Review their past audit reports in an anonymized format to assess their clarity, and ensure they are familiar with German compliance laws relevant to your sector.
To maintain professional objectivity, a cybersecurity auditor who conducts your final assessment should not be the same person who designed and implemented the controls. However, a freelance consultant can guide your team through the implementation phase as long as an independent third party performs the official certification.
The average hourly rate for Security Auditors in Germany is 110 €, which corresponds to a daily rate of about 881 € based on an 8-hour working day.
Of the freelancers working as Security Auditors in Germany, 100% hold at least a Bachelor's degree, 70% hold at least a Master's degree, and 30% hold a doctorate.
On average, freelancers working as Security Auditors in Germany have 21 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers working as Security Auditors in Germany are German (100%), English (100%), and Spanish (7%).
The most common industries among freelancers working as Security Auditors in Germany are Information Technology (93%), Professional Services (79%), and Healthcare (64%).
The most common business areas among freelancers working as Security Auditors in Germany are Information Technology (100%), Quality Assurance (100%), and Project Management (93%).
FRATCH Security Auditors main locations
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 Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a Free Demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
