Kali Linux Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used Kali Linux
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.
Raj Udani
Last position:
Courier / Operations Support at Closer Go Germany GmbH
- Work within time-critical operating procedures; coordinate issues with customers, partners and central support.
- Maintain reliable handovers and concise incident communication when service, equipment or routing issues occur.
Nabil Shahzad
Last position:
DevOps Engineer & Cloud Architect at PTXRE GmbH
- IaC & Automation: Designed and automated provisioning of about 40 Linux servers and cloud resources using Terraform and Ansible (reducing manual effort by over 80%).
- Container Orchestration: Built and operated two production Kubernetes clusters with 70+ Docker containers to ensure high availability, scalability, and self-healing.
- CI/CD Optimization: Developed and maintained 15+ CI/CD pipelines with Jenkins and GitHub Actions (shortening deployment times from several hours to under 15 minutes).
- OS Hardening & Operations: Automated patch management, OS configuration, and security hardening for 40+ Linux servers with Ansible to improve compliance.
- Monitoring & Alerting: Implemented centralized monitoring and alerting solutions for proactive issue detection and minimized system downtime.
- Cross-Functional Collaboration: Worked across Dev, Ops, and Security teams to establish DevOps best practices and infrastructure-as-code standards.
Frank Noack
Last position:
Freier Mitarbeiter at Freier Mitarbeiter
- Social-pedagogical family support (SPFH)
- Intensive care and support for families
- Counseling for children, young people, and parents
- Intensive support for social integration
Siegfried-Thor Bolz
Last position:
AI Solutions Architect & Developer at E-Commerce
- Integrated LangChain middleware between AEM and SAP PIM system
- Developed a FastAPI interface for system communication
- Implemented vector embeddings for semantic product search
- Evaluated LLM models (Vertex AI/Gemini, LM Studio, Hugging Face, OpenAI) for product analysis
- Developed an AEM component to display product recommendations and integrated the recommendation API into the AEM authoring process
- Designed and implemented Pinecone vector database for product embeddings
- Optimized response times and caching strategies
- Evaluated Vertex AI Studio for LLM testing and prompt workflows
- Implemented secure API routing and access control for AI components via FastAPI and gateway validation
Ousmane Dia
Last position:
Azure Cloud Ops Engineer at Mercedes-Benz Tech Innovation
- Promotes continuous integration and delivery (CI/CD) by applying DevOps principles to accelerate and automate development and operations processes.
- Provides hands-on support in implementing and deploying IaC using Bicep.
- Manages and optimizes cloud infrastructure on Microsoft Azure, ensuring scalability, availability, and efficiency.
- Implements and monitors comprehensive security measures, especially in network and data security, to protect systems and data.
- Manages and operates Kubernetes clusters to enable efficient orchestration and scaling of containerized applications.
Andreas Ilias
Last position:
Cybersecurity Specialist Assessor at Bundesnetzagentur
- Recognition of national notified bodies
- Preparation of cybersecurity competency reports
- EU Radio Equipment Directive
Nikhil Gyamlani
Last position:
Co-founder / Solution Architect at Lima Care GmbH
- Developed a comprehensive business concept for a medical fall detection device based on a patented process registered in Germany
- Identified and collected use cases for medical device deployment in residential buildings and healthcare provider facilities
- Expanded the product scope to industry standards such as HL7/FHIR and designed a product based on modern communication protocols for IIoT
- Supported offshoring activities, defined SLA and scope-of-work documents for development teams after selecting various vendors
- Identified and selected hardware components (Terrabee, E-Con Systems) for LIDAR/TDOA functions
- Defined integrated AI features and LLM models for patient fall detection as well as AI-based audio triggers
- Oversaw the implementation of algorithms for object detection, fall detection, and false alarm identification
Mevlüt Yıldırım
Last position:
Project at Physical Adversarial Attacks Using Fan-Based Holographic Projections
- Planned and executed black-box adversarial testing of traffic-sign computer-vision pipelines; produced a threat model and attack-surface analysis for safety-critical scenarios
- Built a programmable hardware proof of concept using a holographic POV fan and a repeatable test harness to run real-time experiments and collect evidence for vulnerability assessment
- Quantified misclassification across lighting, distance, and angle, achieving up to 90% untargeted misclassification; delivered steps to reproduce, PoCs, and prioritized mitigations, and documented limitations and residual risk
Maxim Anikeev
Last position:
External Lecturer (Privatdozent) at Technische Universität Darmstadt
Supervised the course Software Engineering for Bachelor students and delivered lectures.
Seyed Farhad Miri
Last position:
Senior Product Security Engineer at Delivery Hero
- Developed a custom tool using the Mistral 7B LLM to scan, validate and report security vulnerabilities.
- Security tested AI agents, bots, and other LLMs with a focus on prompt injection, model inversion, data poisoning, EDR/AV bypass and evasion techniques, membership inference, model evasion, overfitting to malicious inputs and contextual manipulation.
- Onboarded repositories to SAST solutions for security scanning, implemented secrets scanning, DAST, SCA, and utilized ZAP for DAST in CI/CD pipelines.
- Engaged in security awareness trainings, developed CTF challenges and training materials to enhance developer security knowledge.
- Planned and executed bi-annual red teaming operations based on the MITRE ATT&CK framework and led internal and external pentests based on the OWASP Top 10 framework for 70+ applications worldwide, resulting in detection, reporting, and remediation of hundreds of vulnerabilities.
- Triaged HackerOne reports.
Matthias Steinmann
Last position:
Senior Security Consultant (freelance) at DVZ M-V
- ISMS and security concept for the Fabasoft e-file according to BSI 200-1/2, among others
- Structural analysis (A.1), modeling (A.3), and baseline protection checks (A.4)
- Preparation for OWASP penetration test, incident response plan, risk analysis
- DevOps Bitbucket, ARC42, IAM with Keycloak/AD, multi-tenant setup, DMS, SOC
- Emergency preparedness concept (BSI 200-4), operations and service concept (BSK), ITSM
Thomas Wittek
Last position:
Test Automation Specialist at diamondcode GmbH
- Implementing automated test strategies led to an average test duration reduction of 40%
- Improved defect detection rate by 20%
Benno Zabel
Last position:
Freelance Data Protection Officer at SUMTEC
- Drafting the data protection concept under EU GDPR including DPIA and implementing TOMs
Mohamad Alosman
Last position:
Systems Engineer for Network Security at Bechtle AG
- SD-WAN solution by Aruba – Swiss energy company (330 sites): design and implementation of an SD-WAN branch solution with Aruba 9004 gateways, encrypted overlay, policy-based routing, WAN load balancing, and centralized management via Aruba Central.
- LAN/WLAN & security – schools in Germany (9 sites): deployment of Aruba switches & AP-505, FortiGate 80F firewalls; setup of Checkmk monitoring, incident and change management, and secure admin access (BeyondTrust).
- Multi-site security – energy billing company (20 sites): deployment of a complete Fortinet solution (FortiGate HA cluster, FortiSwitch PoE, FortiAP), IPsec remote-access VPN via FortiClient, centralized management via FortiCloud, IntraID authentication, operations and incident management.
- Data center migration – German client: migration of data center switches (Mellanox), firewall cluster, and OfficeConnect switches to a new data center; securing configurations, implementing HA designs, testing, monitoring, and coordinated change and incident processes. Setup of two new 6300 M VSX clustered switches.
- Data center security – university hospital: implementation of a high-availability FortiGate 400F firewall cluster across three data centers; security policy design, operational support, and change/incident management.
- Enterprise campus & network access control – manufacturing company in Germany: introduction of Aruba ClearPass NAC, setup of a VSX-based switching architecture, secure WLAN access with MPSK, and integration into existing networks.
- EU client (Germany & Poland) – Sophos firewalls: operations, incident and change management of Sophos firewalls including IPsec VPN; troubleshooting and ongoing optimization of security configurations.
- Network modernization – pharmacy client in Germany: design and rollout of core and access switching (Mellanox, Aruba Instant On), migration from Sophos to Fortinet firewalls, network segmentation, and security hardening.
Discover over 15,000 top freelancers
Statistics of experts using Kali Linux
Aggregated from the professional profiles of matched freelancers.
Experience
21 years
Position duration
7.3 years
Positions per freelancer
9
Top business areas
Information Technology, Operations, Quality Assurance
Top industries
Information Technology, Manufacturing, Professional Services
Certification focus areas
Information Technology, Quality Assurance, Legal
Bachelor's degree or higher
96%
Master's degree or higher
70%
Doctorate
13%
Certifications per freelancer
5
Most common languages
German, English, French
Speak two or more languages
100%
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 Germany 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 Germany using Kali Linux
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 testing
Kali Linux is a security-focused Linux distribution used to assess systems, networks, and applications. Companies bring in specialists to validate exposure before attackers do, then turn findings into fixes that harden the environment.
Typical work
- Penetration testing and retesting
- Wireless and network assessment
- Web application checks with common security tools
- Forensic analysis and incident support
- Security lab setup for internal teams
These tasks often sit beside risk reviews, remediation planning, and report writing. Strong professionals know how to move from tool use to clear, actionable findings.
Tooling stack
Kali Linux comes with a large security toolkit, but the value is in using the right tools for the job. Skilled specialists work comfortably with Nmap, Burp Suite, Metasploit, Wireshark, Hydra, and scripting in Bash or Python.
They also understand how to adapt a lab, handle package management, and keep tooling reproducible for repeat tests.
When to bring in help
Companies usually need freelance expertise when internal teams need independent testing, when a release needs a security check, or when an incident needs deeper analysis. In Germany, this is common for regulated industries, SaaS teams, and organizations that must coordinate with English-speaking security stakeholders.
A good specialist can work remote for most assessments, then join on-site sessions when network access, hardware, or stakeholder workshops require it.
What strong specialists do
- Explain findings in business terms
- Reproduce issues cleanly
- Prioritize by real risk, not just tool output
- Document safe test scope and limits
- Hand over clear remediation guidance
Kali Linux work is not about running scans only. The best professionals understand attack paths, system behavior, and how to separate noise from a real weakness.
Ecosystem and history
Kali Linux is the current name searchers often use, but many still say Kali or remember its earlier name, BackTrack. It is part of the wider offensive security ecosystem and is often paired with Linux administration, networking, scripting, and application security knowledge.
That mix matters when companies need more than a checklist. They need someone who can test, explain, and help teams improve their security posture with confidence.
Frequently asked questions
What clients ask us most about Kali Linux — answered in short.
Kali Linux is used for controlled security testing, network assessment, wireless checks, and forensic work. Teams use it when they want to find weaknesses before attackers do and then confirm that fixes really work. It is common in internal reviews, external penetration tests, and incident response support.
Kali Linux is tuned for security work, while Ubuntu and similar distributions are built for general everyday use. Kali includes a wide set of testing tools and defaults that suit lab and assessment work, not office productivity. Many specialists still use a general Linux system for daily work and keep Kali for testing.
Kali Linux is often the right fit when the work is hands-on testing or validation. If the project also needs policy, architecture, cloud security, or secure coding, a broader specialist may be better. The best choice depends on whether you need practical findings, remediation support, or both.
A strong Kali Linux specialist usually brings networking, Linux command-line work, scripting, and web security knowledge. For some projects, experience with Burp Suite, Nmap, Wireshark, Metasploit, and report writing matters as much as the distribution itself. Those skills help turn tool output into useful decisions.
A small internal check may need only a focused specialist, but a production-facing assessment needs someone who has handled scope, evidence, and clean reporting before. Kali Linux work is easy to start and hard to do well, because the value comes from judgment, not just tools. For external-facing projects, choose someone who can explain risk clearly.
Most Kali Linux tasks can be done remotely if the scope, access, and test windows are clear. On-site work helps when testing internal networks, specialist hardware, or secure environments that cannot be reached from outside. Many projects use a mix of both.
Look for clear methodology, clean documentation, and findings that are reproducible. A strong Kali Linux professional explains what was tested, why it matters, and what should be fixed first. Good output reads like a decision tool, not a raw tool dump.
Kali Linux is the successor that replaced BackTrack for modern security testing work. People still use the old name when they have been in the field for a long time, but current projects usually refer to Kali. If someone understands both names, that is a good sign they know the history of the toolset.
The average hourly rate of freelancers in Germany who have used Kali Linux in their recent projects is 89 €, which corresponds to a daily rate of about 715 € based on an 8-hour working day.
Of the freelancers in Germany who have used Kali Linux in their recent projects, 96% hold at least a Bachelor's degree, 70% hold at least a Master's degree, and 13% hold a doctorate.
On average, freelancers in Germany who have used Kali Linux in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 7.3 years.
The most common languages among freelancers in Germany who have used Kali Linux in their recent projects are German (100%), English (96%), and French (19%).
The most common industries among freelancers in Germany who have used Kali Linux in their recent projects are Information Technology (92%), Manufacturing (46%), and Professional Services (46%).
The most common business areas among freelancers in Germany who have used Kali Linux in their recent projects are Information Technology (100%), Operations (69%), and Quality Assurance (65%).
Main locations of FRATCH Experts, who have recently used Kali Linux
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
