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Sebastian Loth
Scherenbergstraße 2
97337 Dettelbach

Kontakt

Telefon: 089 / 21526279
E-Mail: info@loth.ink

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Sebastian Loth
Scherenbergstraße 2
97337 Dettelbach

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Sebastian Loth

Sebastian Loth

🛡️ Senior IT Security Engineer
✉️ sebastian@loth.ink  ·  🎂 June 28th, 1989 · Munich, Germany

Experienced IT Security Engineer with over a decade of expertise in designing and implementing enterprise-grade security architectures. Specialising in API security, firewall management, IAM, and cloud security across multi-vendor environments. Combining deep technical knowledge with a strong analytical mindset to deliver resilient, scalable security solutions for complex infrastructures.

💼 Professional Experience

Senior IT Security Engineer Nov 2016 – Present
Axians IT Business Solutions GmbH · IT Security Consultant for enterprise clients
  • Designed, configured, and operated CA Layer7 API Gateway on behalf of Axians for key client Telefónica, managing 1,000+ API interfaces across multiple enterprise environments
  • Implemented advanced security protocols including mTLS, PKI/TLS certificate management, OIDC/PKCE, SAML, and OAuth for enterprise-grade API and application security
  • Led onboarding and technical ramp-up of new external consultants, enabling rapid integration into complex enterprise gateway environments
  • Co-built and operated SecureAuth-based Identity Provider (IdP) infrastructure on behalf of Axians for Telefónica, enabling IAM for cloud applications during initial rollout phase
  • Contributed to Firewall Operations team (~2 years), managing Checkpoint, Juniper, and Fortinet platforms for enterprise network security
  • Deployed and configured Broadcom AV scanners and Bluecoat proxy infrastructure as part of early-stage security architecture build-out
  • Provided 3rd-level support for critical API infrastructure incidents across cross-functional teams
IT Specialist – System Integration Oct 2013 – Nov 2016
Compus Computer GmbH
  • Completed dual qualification: IHK-certified Fachinformatiker Systemintegration alongside B.Sc. Business Informatics (FOM München)
  • Progressed from 1st/2nd level helpdesk to independently planning and implementing network and client-server infrastructures for SME clients (5–350 employees)
  • Deployed and administered Hyper-V and VMware virtualization environments across Windows and Linux-based customer infrastructures
  • Served as primary IT administrator for two named clients (Bayerische Ingenieurekammer München, Moll Immobilien GmbH), managing ongoing operations and support
  • Assisted in execution of a full-site IT relocation project, coordinating client-side infrastructure setup and transition support
  • Final thesis: design and rollout of a Securepoint firewall solution in a live customer environment

🎓 Education

M.Sc. Business Informatics 2017 – Present
FernUniversität in Hagen
B.Sc. Business Informatics 2014 – 2017
University of Applied Sciences Munich

🛠️ Technical Skills

Programming Languages
PythonJavaCPerlRuby
Cloud Platforms
AWSGCPAzure
Firewall & Network Security
CheckpointFortinetJuniper
Container Orchestration
DockerKubernetesOpenShift
API Security Gateways
Broadcom/CAWSO2APIGEEMembrane
Monitoring & Observability
SplunkPrometheusGrafanaPRTG
Authentication Standards
OAuth 2.0JWTmTLSOpenID Connect
Operating Systems
Red HatUbuntuDebianWindows Server

🏆 Certifications

Check Point Certified Security Expert (CCSE)
Check Point Certified Security Administrator (CCSA)
Check Point Accredited MTP Engineer
Securepoint UMA-Certified Engineer – Gold Level

📚 Further Training

AWS Fundamentals: Going Cloud-Native (May 2020)
AWS Fundamentals: Addressing Security Risk (May 2020)
Statistical Computing with R (Dec 2022)
REST & API Security – OWASP Top 10 (11/2024)

🌍 Languages

🇩🇪 German
Native
🇬🇧 English
C1 – Professional
🇫🇷 French
A2 – Elementary