About

Work Experience

• Presales Consultant – Penetration Testing Services, InfoGuard AG

  Dec, 2023 - Jan, 20262 years

  Led presales consulting for penetration testing and cybersecurity services, bridging technical expertise with customer needs. Specialized in external/internal penetration tests, simulated attacks, red teaming, purple teaming, web application audits, mobile app tests, and M365 assessments. Collaborated closely with pentesting teams and sales organization to deliver tailored security solutions.

  • Provided technical consulting on penetration testing services including external/internal tests, simulated attacks, red teaming, purple teaming, web application audits, mobile app tests, and M365 assessments

  • Conducted needs analysis and scoping discussions to qualify customer-specific requirements in penetration testing

  • Collaborated with pentesting team on technical development and evaluation of proposal content

  • Coached junior pentesters and provided technical support during customer meetings, kick-offs, and final presentations

  • Created, maintained, and developed proposal templates and service descriptions in coordination with sales and marketing

  • Supported the sales organization with technical guidance during customer meetings and presentations

  • Systematically monitored market trends and analyzed industry-specific requirements in regulated environments (e.g., DORA)

  • Proactively developed and optimized the pentesting portfolio based on customer feedback and market needs

  • Supported capacity and resource planning in coordination with the project planning office

  • Actively contributed to the internal AI committee, initiating AI initiatives, setting up test environments, and fostering internal competency development

• Senior Information Technology System Engineer, ClearMedia AG

  Apr, 2023 - Nov, 20237 months

  Designed and implemented enterprise networking and security solutions for a diverse client base. Served as a key technical consultant, leading infrastructure modernization projects and mentoring junior team members to ensure successful client outcomes.

  • Led cross-functional integration projects for infrastructure modernization in direct collaboration with customer IT departments

  • Architected secure API integration patterns for M365 and Azure solutions serving 200+ enterprise clients

  • Managed all project communications between internal teams and client stakeholders to ensure alignment and transparency

  • Organized and executed evening maintenance windows to minimize operational disruptions for over 200 clients

  • Mentored junior engineers and apprentices, fostering technical growth and improving team-wide capabilities

• Senior Information Technology System Engineer (Internal IT), Ergon Informatik AG

  Sep, 2022 - Dec, 20223 months

  Managed and enhanced the company's internal security posture by leading the migration to a new major version of Airlock IAM and key infrastructure projects. Oversaw software licensing management for Atlassian and other internal software solutions while acting as a consultative partner to internal departments.

  • Led the migration to a new major version of Airlock IAM, ensuring seamless transition while maintaining security standards and system availability

  • Managed software licensing optimization for Atlassian Stack and other internal software solutions, reducing costs by 20%

  • Coordinated the internal cloud migration of the Atlassian Stack, working closely with technical and compliance teams

  • Led the sunsetting of legacy Certification Authority (CA) infrastructure and hardware token systems, ensuring smooth transition to modern authentication methods

  • Provided expert-level IAM support and advisory to internal stakeholders across Windows, macOS, and Linux systems

• Genius / Expert, Apple

  Nov, 2009 - May, 202212 years 6 months

  Developed exceptional customer-facing and sales skills over 12 years in high-volume retail and B2B environments. Excelled in translating complex technical issues into simple solutions, driving customer loyalty and consistently exceeding sales and performance targets.

  • Achieved top-tier performance, ranking in the top 10 in Europe for NPS, sales, and attach-rate KPIs

  • Acted as a floor leader in a 200+ employee store and was entrusted with daily cash budgets ranging from €250k to €600k

  • Designed and conducted technical workshops for business customers to drive product adoption and enhance security implementations

  • Led an iOS team of 8 members and successfully organized high-profile iPhone launch events

  • Mentored and trained new technicians, enhancing team capabilities and optimizing repair processes

• Host, Sonamu Casual Korean Fine Dining

  Mar, 2010 - May, 20166 years 2 months

  Cultivated a high-end customer service experience in a fast-paced fine-dining setting. Responsible for guest relations, handling escalations, and ensuring a premium atmosphere by supporting all front-of-house operations.

  • Entrusted with hosting responsibilities for entire business days, demonstrating reliability and leadership

  • Mastered escalation management, calmly resolving customer issues to maintain a high standard of service

• Webdesigner, zweipol GmbH

  May, 2008 - Dec, 20087 months

  Contributed to multiple web development projects as part of a collaborative agency team, designing online stores and interactive tools for high-profile clients.

  • Collaborated in a team environment on the development of the official Bugatti Car Configurator

Projects Experience

• InfoGuard AI (PoC)

  Nov, 2024 - Present

  Leading an ongoing Proof of Concept for internal AI Agents. The architecture supports advanced capabilities including Retrieval-Augmented Generation (RAG) and integrates with both Azure OpenAI and local LLMs. This successful PoC is now the foundation for the production version, which is planned to be rolled out in a multi-stage go-live.

  • Architected enterprise AI integration platform supporting RAG, Azure OpenAI, and local LLMs with secure API connectivity patterns

  • Designed scalable integration architecture using modern tech stack (MCP, n8n, LiteLLM, Open WebUI) following API-led connectivity principles

  • Led successful PoC resulting in approved production rollout and enterprise-wide AI integration strategy

• InfoGuard Labs

  Nov, 2024 - Mar, 20254 months

  Led the creation of the production version of the InfoGuard technical blog, providing insights into topics from Pentesting to Incident Response. Built the website from code to production, including the build pipeline, hosting, and security hardening.

• AstroNvim Community Maintainer

  Nov, 2022 - Jan, 20252 years 2 months

  Contributed to one of the largest Neovim communities (AstroNvim 13.5k Github Stars) by supporting the lead developer, administrating the Discord server, and proposing new ideas such as the successful AstroCommunity repository.

  • Launched and co-maintained the Community Repository (1.5k Github Stars)

  • Helped grow the Discord community from 300 to over 3,400 members

• Media Delivery Infrastructure

  Mar, 2018 - Dec, 20235 years 9 months

  As a member of a team managing a large-scale global video streaming platform, my primary role was to maintain and secure server instances across multiple international locations. I was responsible for system administration, implementing security measures against attacks, and ensuring the reliability and uptime of the delivery nodes connected to a 1.9 PB CEPH storage solution.

  • Maintained and secured a fleet of globally distributed server instances, ensuring high uptime and protection against external threats

  • Contributed to the operational success and reliability of a platform serving a massive 1.9 PB dataset

  • Collaborated with the core engineering team to support the health and performance of the storage and delivery architecture

Skills

Education

Certificates

Interests

References