With over four years of experience in IT Security, I have designed secure enterprise systems, led ISO 27001-compliant ISMS implementation and signifi
Aktualisiert am 25.09.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 25.09.2025
Verfügbar zu: 100%
davon vor Ort: 100%
ISO 27001
NIST
IT-Grundschutz
EDR
SIEM
threat modeling
English
C2
German
A1

Einsatzorte

Einsatzorte

Berlin (+50km)
Deutschland
möglich

Projekte

Projekte

4 Jahre 9 Monate
2021-12 - heute

Development and implementation of scalable, secure network solutions

IT Security Specialist
IT Security Specialist
  • Led the design and implementation of scalable, secure network solutions and advanced threat detection using telemetry, threat modeling and behavioral analytics
  • Applied innovative security primitives to develop secure platform architecture, enhancing system confidentiality, integrity and availability (CIA)
  • Developed PoCs and security models aligned with ISO 27001 and NIS2, IT-Grundschutz, guiding internal DevOps and external teams on best practices
  • Managed core infrastructure security: VPNs, firewalls, S/MIME, SSL/TLS, endpoint protection, vulnerability scanners
  • Directed incident response and threat hunting, reducing security incidents by 50% YoY.
  • Executed Google Workspace to Microsoft 365 migration, securing Exchange Online, Azure AD, Intune and SharePoint
  • Delivered company-wide security awareness training and employee onboarding programs
  • Completed risk assessments, data privacy requests and compliance audits (GDPR)
Maintastic GmbH
Berlin
8 Monate
2019-03 - 2019-10

Integrated IAM solutions

IT Security Intern
IT Security Intern
  • Integrated IAM solutions with Azure, Active Directory and LDAP
  • Assisted in infrastructure analysis and credential workflows improvement
ZF Friedrichshafen AG
Friedrichshafen
2 Jahre 11 Monate
2015-10 - 2018-08

Python-based projects

Software Engineer
Software Engineer
  • Developed and optimized PL/SQL scripts and automated data pipelines
  • Python-based projects
  • Collaborated with clients to deliver robust database and backend solutions
Capgemini Pvt. Ltd.
Mumbai & Bangalore (India)

Aus- und Weiterbildung

Aus- und Weiterbildung

2021
M.A. International Security Management
HWR Berlin

2015
B.Tech. Computer Science and Engineering, India

Kompetenzen

Kompetenzen

Top-Skills

ISO 27001 NIST IT-Grundschutz EDR SIEM threat modeling

Schwerpunkte

  • Security & Compliance: ISO 27001, NIS2, GDPR, NIST, IT-Grundschutz incident response
  • Security Tools: Security gateway, EDR, MPKI
  • Cloud Security: Security in AWS, Azure (IAM, network controls, policy enforcement)
  • Secure Platforms: Secure-by-design, microarchitectural modeling, telemetry-based detection
  • Infrastructure & Admin: VPN, SSL/TLS, MPKI, Microsoft 365, Azure AD, Intune, Defender
  • Programming & Automation: PowerShell
  • Data Governance & Analytics: Risk dashboards, audit readiness, KPI reporting
  • Soft Skills: Leadership, stakeholder communication, cross-team collaboration

Produkte / Standards / Erfahrungen / Methoden

Profile
Experienced IT Security specialist with 4+ years in designing secure systems, managing compliance and reducing risk across enterprise environments. Proven success in implementing ISO 27001 ISMS, incident response and securing infrastructure across cloud and on-premise platforms. Skilled in Microsoft 365 administration and modern tools like SIEM and EDR. Deep understanding of security frameworks, including NIST, IT-Grundschutz and cloud security across AWS and Azure.

Einsatzorte

Einsatzorte

Berlin (+50km)
Deutschland
möglich

Projekte

Projekte

4 Jahre 9 Monate
2021-12 - heute

Development and implementation of scalable, secure network solutions

IT Security Specialist
IT Security Specialist
  • Led the design and implementation of scalable, secure network solutions and advanced threat detection using telemetry, threat modeling and behavioral analytics
  • Applied innovative security primitives to develop secure platform architecture, enhancing system confidentiality, integrity and availability (CIA)
  • Developed PoCs and security models aligned with ISO 27001 and NIS2, IT-Grundschutz, guiding internal DevOps and external teams on best practices
  • Managed core infrastructure security: VPNs, firewalls, S/MIME, SSL/TLS, endpoint protection, vulnerability scanners
  • Directed incident response and threat hunting, reducing security incidents by 50% YoY.
  • Executed Google Workspace to Microsoft 365 migration, securing Exchange Online, Azure AD, Intune and SharePoint
  • Delivered company-wide security awareness training and employee onboarding programs
  • Completed risk assessments, data privacy requests and compliance audits (GDPR)
Maintastic GmbH
Berlin
8 Monate
2019-03 - 2019-10

Integrated IAM solutions

IT Security Intern
IT Security Intern
  • Integrated IAM solutions with Azure, Active Directory and LDAP
  • Assisted in infrastructure analysis and credential workflows improvement
ZF Friedrichshafen AG
Friedrichshafen
2 Jahre 11 Monate
2015-10 - 2018-08

Python-based projects

Software Engineer
Software Engineer
  • Developed and optimized PL/SQL scripts and automated data pipelines
  • Python-based projects
  • Collaborated with clients to deliver robust database and backend solutions
Capgemini Pvt. Ltd.
Mumbai & Bangalore (India)

Aus- und Weiterbildung

Aus- und Weiterbildung

2021
M.A. International Security Management
HWR Berlin

2015
B.Tech. Computer Science and Engineering, India

Kompetenzen

Kompetenzen

Top-Skills

ISO 27001 NIST IT-Grundschutz EDR SIEM threat modeling

Schwerpunkte

  • Security & Compliance: ISO 27001, NIS2, GDPR, NIST, IT-Grundschutz incident response
  • Security Tools: Security gateway, EDR, MPKI
  • Cloud Security: Security in AWS, Azure (IAM, network controls, policy enforcement)
  • Secure Platforms: Secure-by-design, microarchitectural modeling, telemetry-based detection
  • Infrastructure & Admin: VPN, SSL/TLS, MPKI, Microsoft 365, Azure AD, Intune, Defender
  • Programming & Automation: PowerShell
  • Data Governance & Analytics: Risk dashboards, audit readiness, KPI reporting
  • Soft Skills: Leadership, stakeholder communication, cross-team collaboration

Produkte / Standards / Erfahrungen / Methoden

Profile
Experienced IT Security specialist with 4+ years in designing secure systems, managing compliance and reducing risk across enterprise environments. Proven success in implementing ISO 27001 ISMS, incident response and securing infrastructure across cloud and on-premise platforms. Skilled in Microsoft 365 administration and modern tools like SIEM and EDR. Deep understanding of security frameworks, including NIST, IT-Grundschutz and cloud security across AWS and Azure.

Vertrauen Sie auf Randstad

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

Fragen?

Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

Das Freelancer-Portal

Direktester geht's nicht! Ganz einfach Freelancer finden und direkt Kontakt aufnehmen.