BSI C5 Experts in Germany
for secure cloud compliance, matched in minutes with vetted and available freelancersHire experts who prepare BSI C5 audits, map cloud controls to business risks and strengthen evidence management across provider environments. FRATCH matches you quickly and precisely with vetted, available freelancers for your compliance project.
Meet FRATCH Experts in Germany, who have recently used BSI C5
Federico L.
Last position:
Senior IAM Manager & Single Point of Contact for Information Security at EnBW Energie Baden-Württemberg AG
As Germany’s only large integrated energy company, EnBW covers the entire value chain—from energy generation and distribution to serving customers. The company is expanding its renewable energy sources, working toward a socially responsible coal phase-out, and advancing key technologies such as the use of green hydrogen. A rapid energy transition and achieving climate neutrality by 2035 are priorities for EnBW. Developing and implementing an end-to-end process view that takes both technical and organizational aspects into account Ensuring end-to-end control of all IAM-related technical services Establishing clear responsibilities and accountabilities across the IAM landscape Working with various departments to identify and optimize an end-to-end architecture and act as the Single Point of Contact (SPoC) for Information Security Introducing and monitoring governance policies to ensure compliance and security Continuously improving IAM processes and systems through regular audits and service reviews Taking part in external process audits as part of official audits against ISO standards Further developing the policy that sets administrative requirements and procedures, and aligning it with administrative departments Conceptually developing the KPI system for measuring process quality
Joerg S.
Last position:
Various short-term CTO, Enterprise Architecture Advisory for companies at various
Support for Transformation Projects:
- Expert CTO advisory and enterprise architecture consulting for several short-term transformation projects, ensuring measurable improvements in project outcomes and technical business alignment.
- Supporting strategic IT initiatives for diverse clients, driving digital transformation and optimizing technology operations to increase business value and operational efficiency.
Frédéric K.
Last position:
Project Manager (Enterprise Cloud Governance) at CompuGroup Medical SE & Co. KGaA
Short description: Lead a group-wide project to establish standardized cloud governance for Microsoft Azure, including policies, security and compliance controls, automation, and cost and operations control while preserving the autonomy of decentralized business units within regulatory boundaries.
Tasks and activities:
Overall responsibility for the design, setup, and implementation of an enterprise-wide cloud governance structure (Azure), incl. target picture, roadmap, and operating model.
Management of internal and external stakeholders (C-level, IT, Security, Compliance, Cloud Architecture, DevOps) incl. decision-making and escalation management.
Planning and facilitation of workshops on cloud strategy, governance principles, and the design of areas such as Identity, Connectivity, and Platform Management.
Definition, implementation, and rollout of cloud policies (Azure Policy / custom policies), security standards, and compliance requirements (including GDPR, ISO 27001, BSI C5).
Building a cloud governance framework aligned with the Azure Cloud Adoption Framework (CAF), incl. landing zone and guardrail concepts.
Introduction of automation solutions for governance, security, and cost control (policy/control automation, IaC, CI/CD-based control mechanisms).
Implementation of cloud security and compliance monitoring mechanisms as well as continuous improvement processes.
Establishment and operationalization of FinOps in an enterprise environment (central and decentralized FinOps teams), incl. cost management strategies, reporting, and guardrails.
Integration of governance policies into DevOps processes (e.g. CI/CD principles for security and compliance checks, GitLab Runner concept in spokes, GitLab CI/CD for CAF landing zones).
Implementation of access concepts incl. RBAC design and "break glass" mechanisms (emergency access) as well as certificate automation (ACME / step-ca).
Achievements:
Created a unified, auditable governance and control set for Azure (policies, standards, compliance mapping) and thus laid the foundation for scalable cloud usage in a regulated environment.
Established repeatable automation for governance, security, and cost control (IaC + CI/CD), reducing manual effort and implementation risks.
Improved operational and decision-making capabilities across central and decentralized units (clearer roles, responsibilities, escalation paths, balance between autonomy and group requirements).
Significantly increased workload compliance for lift-and-shift migrations.
Technologies used:
Microsoft Azure Policy, custom policies.
Terraform, OpenTofu, Terragrunt.
step-ca (ACME).
Entra ID.
Azure Firewall.
Azure networking, hub-and-spoke architecture.
Azure vWAN (evaluation).
Azure Front Door, Azure Application Gateway.
Azure ExpressRoute.
Azure Key Vault.
NetBox.
GitLab (on-premises).
Infrastructure, concepts used:
Cloud shared responsibility model.
Hub-and-spoke connectivity / central shared services (from a hub-spoke context).
Central governance with decentralized delivery (business unit autonomy with guardrails).
Methods used:
Scrum.
Stakeholder management (C-level to engineering).
Cloud governance, Azure Cloud Adoption Framework (CAF).
DevOps, CI/CD.
Cost and FinOps approaches: tagging/chargeback models, budget/alert concepts, reserved instances/savings plans vs. on-demand scenarios, sensitivity analyses.
RBAC, "break glass" concepts.
ACME / certificate automation.
GitLab Runner concept in spokes, GitLab CI/CD pipelines for CAF landing zones.
Bernhard B.
Last position:
Technical Project Manager – VS-NfD Security Project
- Preparation of a complete IT security concept (ISiKo)
- Implementation of BSI / NATO / national security requirements
- Risk analysis, documentation, audit preparation
- Consulting and management of development teams in Cybersecurity Recovery and Resilience
- Genua firewalls, VPN, VS-NfD migration from Checkpoint and PaloAlto firewalls
- Administration of log sources: firewall traffic, ALG (SIP calls), ATP, DLP
- System administration – servers, AD, clients (according to BSI)
- Stakeholder communication (C-level / government agencies)
Daniel J.
Last position:
Information Security Consultant
NIS2 Implementation Project and ISMS Development Based on IT-Grundschutz
Municipal utilities, public-law institution
- Analysis of the current compliance status regarding the requirements of the NIS Directive (NIS-2, EU 2022/2555).
- Identification of critical infrastructures and processes within the organization.
- Development of an action plan to meet NIS requirements.
- Conducting a risk analysis in accordance with BSI Standard 200-3 as the basis for the security concept.
- Preparation of an individual security concept including technical and organizational measures according to BSI IT-Grundschutz.
- Preparatory support for an optional certification according to BSI IT-Grundschutz.
- Adaptation of existing security policies and development of new ones for access controls, incident management and data protection.
- Consideration of municipality-specific requirements and integration of the measures into the existing IT infrastructure.
- Documentation of the results and preparation of audit-ready evidence for audits.
Tools, languages and frameworks used: MS Office, Verinice, IT-Grundschutz (200-x), NIS-2 (EU 2022/2555), ISMS, AI-Act (EU 2024/1989)
Hakan K.
Last position:
Senior IT Manager & Project Manager at SHE Information Technology AG
- Managing complex infrastructure initiatives (digital transformation, cloud migration from OpenStack to MS Azure, BSI C5 compliance) including cost control and optimization across multiple business units.
- Leading a strategic cloud transformation project for an end customer to ensure scalability, compliance, and business impact, including budget, schedule, and scope planning.
- Leading interdisciplinary teams in operational and project environments to deliver innovative, scalable, and secure IT infrastructures.
- Implementing agile processes and ceremonies to foster innovation, continuous improvement, and increase adaptability within the IT organization.
- Strategically planning and managing resources, budgets, and milestones, while actively communicating with clients and stakeholders.
Tobias N.
Last position:
Enterprise & Solutions Architect
- Building an independent enterprise IT setup — cloud strategy, network, AWS landing zone, security requirements, contract negotiations.
- Migration of all applications; avoiding high contractual penalties for the client.
- Onboarding and coordination o...
André B.
Last position:
External Attack Surface Assessment & Cybersecurity Readiness Checks at Graydaxe Cybersecurity GmbH
- Conducting cybersecurity readiness checks based on an in-house assessment methodology
- Analyzing the external attack surface using the Graydaxe EASM platform
- Assessing maturity levels and deriving prioritized recommendations for action
Yannick T.
Last position:
Cloud Architect at Anonymous
- Implementation of Infrastructure as Code (IaC) with Terraform to ensure a scalable, repeatable, and secure Azure infrastructure
- Implementation and optimization of CI/CD pipelines with Azure DevOps
- Management of container and server environments and AKS
Hauke W.
Last position:
Process Automation Engineer at German Edge Cloud / WIIT AG
- Re-designing and implementing the incident management process into Jira
- Implementing the business impact analysis in Jira
- Developing Slack and StatusPage integration in ScriptRunner for Jira
- Mapping of business processes into Jira
- Implementing the service catalogue in Jira, based on Assets as "database" and Jira tickets + SR behaviours as UI for users
- Helping teams with automations, workflows and screens to save time and nerves while using Jira
- Helping teams to perform agile transformations
- Creating a Jira and Confluence based foundation for compliance frameworks and certifications like ISAE 3402 and BSI C5
- Atlassian Stack administration
Kai S.
Last position:
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
Mike B.
Last position:
System and Endpoint Hardening at CLAAS
- Evaluating and assessing the current state
- Preparing and conducting security audits
- Vulnerability characterization and risk analysis
- Assessing, coordinating and transforming identified vulnerabilities into target states
- Coordinating stakeholder interests
- Developing and implementing IT security strategy for OT and IoT (continuous risk assessment and risk management, awareness, multi-layered security solutions, regular security audits, access restrictions)
- Organizational and technical documentation, presentations and workshops
- Skills: Qualys, Splunk, Nessus, QRadar, National Vulnerability Database (NVD / NIST), Open Worldwide Application Security Project (OWASP), OT, CERT/CC, BSI IT-Grundschutz catalogs, ISO 27001, MITRE ATT&CK, Center for Internet Security (CIS), GitHub, Active Directory, PowerShell, Symantec Endpoint Protection, Microsoft Azure and Office365 App Security, ITSM
Carsten W.
Last position:
Managing Consultant - IT Outsourcing-Services (IT, Voice, Data) at Bank / insurance group (Savings Banks Group)
- Transforming complex AI use cases into practical solutions
- Analyzing IT/telecom end-to-end business processes from requirements to order (RACI), modeling with IBO Prometheus
- Risk management
- Assessing digitalization potential, AI, and strategic supplier analysis against the IT target picture
- Optimizing offer and cost calculation bases in strategic and operational IT procurement
- Optimizing supplier strategy (DSGV and financial institutions)
- Exploring various approaches to cost optimization and simplifying supplier management
- Optimizing contracts and licensing management (e.g., SAP, Microsoft, IBM, Cisco, BMC, etc.)
- Desk and field expediting with external partners
- Possible outsourcing and consolidation of services with fewer suppliers
- On-time handover of work packages within agreed time and budget
Markus W.
Last position:
KRITIS Consultant at Oil Company
- Preparing an oil company for KRITIS auditing
- KRITIS consulting
- Creating necessary policies, processes, and guidelines in line with KRITIS requirements
- Tools and methodologies used: ISO/IEC 27001, BSI IT Baseline Protection, KRITIS-V
Discover over 15,000 top freelancers
Statistics of experts using BSI C5
Aggregated from the professional profiles of matched freelancers.
Experience
25 years
Position duration
1.1 years
Positions per freelancer
23
Top business areas
Information Technology, Project Management, Product Development
Top industries
Information Technology, Banking and Finance, Manufacturing
Certification focus areas
Information Technology, Audit, Project Management
Bachelor's degree or higher
82%
Master's degree or higher
55%
Doctorate
18%
Certifications per freelancer
12
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Germany using BSI C5
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
BSI C5 experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Banking and Finance (71%)
- Manufacturing (71%)
- Professional Services (71%)
- Automotive (57%)
- Insurance (57%)
- Government and Administration (57%)
- Energy (50%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What BSI C5 covers
BSI C5 is the Cloud Computing Compliance Criteria Catalogue issued by Germany’s Federal Office for Information Security. It defines requirements for secure cloud services and gives customers a structured basis for assessing providers, controls and assurance reports. The framework covers governance, organisation, physical security, operations, resilience, data protection and risk management.
Cloud assurance in Germany
C5 is especially relevant when German companies, public bodies or regulated organisations need transparent evidence from a cloud provider. It supports procurement, supplier assessments and audit preparation without replacing an organisation’s own legal, operational or information-security duties. Experts help interpret the catalogue in the context of German compliance expectations and customer contracts.
Controls and evidence
Professionals working with BSI C5 connect control requirements to policies, processes and technical safeguards. Their work may include:
- Mapping C5 criteria to ISO 27001, SOC 2 or internal control frameworks
- Reviewing access management, logging, encryption and vulnerability processes
- Building evidence registers for audits and customer due diligence
- Preparing control owners and documenting remediation actions
Reports and audit readiness
A C5 engagement can involve readiness assessments, gap analyses, control design and support during an attestation. Specialists understand the difference between a provider’s assurance report and a customer’s own responsibilities. They also help assess whether evidence is complete, current, traceable and suitable for the intended audience.
When companies hire specialists
Companies often bring in freelance BSI C5 expertise when selecting a cloud provider, entering a regulated market or responding to detailed customer security requirements. External support is also useful during a framework update, a major service change or an audit with limited internal capacity. Remote collaboration works well for document reviews and interviews; on-site sessions may help with workshops and stakeholder alignment in Germany.
What strong experts bring
Strong professionals combine BSI C5 knowledge with cloud security, audit practice and clear documentation. They can work across AWS, Microsoft Azure, Google Cloud or specialist providers without treating the catalogue as a checklist alone. Look for experience translating requirements into practical controls, testing evidence, explaining residual risk and communicating clearly in English and, where needed, German.
Frequently asked questions
The facts hiring teams ask for most often when it comes to BSI C5.
BSI C5 is used to assess the information-security controls of cloud service providers. It gives customers structured criteria and assurance information for procurement, risk assessment, supplier oversight and audit preparation.
BSI C5 is tailored to cloud computing and addresses provider controls in a way that fits German customer and regulatory expectations. ISO 27001 focuses on an information-security management system, while SOC 2 reports are based on selected trust-service criteria; the frameworks can overlap and are often mapped together.
A strong BSI C5 specialist usually understands cloud security, ISO 27001, risk management, data protection, identity and access management, logging and audit evidence. Knowledge of AWS, Microsoft Azure or Google Cloud is useful when the assessment covers a specific provider environment.
The right level depends on the scope, maturity of the controls and whether the work covers readiness, remediation or audit support. A focused gap review may need a specialist with targeted BSI C5 experience, while a broad provider assessment calls for someone who can lead stakeholders, evidence collection and control testing.
BSI C5 work is often suitable for remote collaboration because much of the assessment involves policies, control evidence, interviews and cloud documentation. On-site workshops in Germany can still be valuable for sensitive processes, executive alignment or teams that need close support during audit preparation.
BSI C5 is not limited to providers headquartered in Germany. International cloud providers can use the framework to demonstrate assurance for services used by German customers, while customers must still consider their own contractual, regulatory and organisational obligations.
A BSI C5 professional may deliver a control matrix, gap assessment, evidence register, remediation plan, policy updates and audit-readiness documentation. The exact deliverables should match the service scope, the applicable catalogue version and the assurance objective.
Ask a BSI C5 expert to explain how they distinguish catalogue requirements, control design, operating effectiveness and provider assurance. Good professionals connect evidence to risks, identify gaps without overstating conclusions and communicate findings clearly to security, compliance, procurement and technical teams.
The average hourly rate of freelancers in Germany who have used BSI C5 in their recent projects is 116 €, which corresponds to a daily rate of about 931 € based on an 8-hour working day.
Of the freelancers in Germany who have used BSI C5 in their recent projects, 82% hold at least a Bachelor's degree, 55% hold at least a Master's degree, and 18% hold a doctorate.
On average, freelancers in Germany who have used BSI C5 in their recent projects have 25 years of professional experience, with a single engagement typically lasting around 1.1 years.
The most common languages among freelancers in Germany who have used BSI C5 in their recent projects are German (100%), English (93%), and French (29%).
The most common industries among freelancers in Germany who have used BSI C5 in their recent projects are Information Technology (100%), Banking and Finance (71%), and Manufacturing (71%).
The most common business areas among freelancers in Germany who have used BSI C5 in their recent projects are Information Technology (100%), Project Management (100%), and Product Development (93%).
Main locations of FRATCH Experts, who have recently used BSI C5
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
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Philipp Thomaschewski
FRATCH CEO
