Recommended expert
Elias Vasiliadi
Cloud Architect & Security Advisor
Experience
Jan 2023 - Dec 2024
2 yearsHybrid
Cloud Architect & Security Advisor
BaFin
- Design of hybrid cloud architectures (on-premises + cloud)
- Implementation of cloud governance structures according to NIS2, BSI, ESCB/SMM
- Development of guidelines for cloud security & access control
- Target designs, management decision documents, internal audits & cloud integration
Jul 2022 - Present
3 years 7 monthsCloud & Technology Architect
Porsche AG
- Development of a multi-cloud target architecture (AWS, Azure) including governance, security, and automation (IaC)
- Integration of CASB/SSPM and SIEM for cloud security
- Architecture blueprints for hybrid environments and API integrations
- Cost optimization & risk assessment, and coordination with stakeholders
- Application of NIST, ISO & TISAX requirements
Jul 2022 - Sep 2022
3 monthsSecurity Advisor
Berliner Volksbank
- Governance: guidelines for vulnerability management, pen tests, networks & endpoints
- Process Management: defining & optimizing workflows for security policies
- Stakeholder alignment: adapting security processes to business requirements
Oct 2021 - Jun 2022
9 monthsSecurity Expert & Project Manager
Atruvia AG
- Compliance & Audits: gap analyses, risk assessments, implementation of measures
- Architecture Consulting: security requirement analyses, guidelines for Azure AD & M365
- Project Management: progress reports & coordination with program management
May 2021 - May 2022
1 year 1 monthCloud Security Advisor
Elsevier Life Science Solutions UK/NL/DE/US
- Development of a global cloud strategy (AWS, ISO 27001, GxP, HIPAA)
- Planning of cloud data flows, API integrations, application refactoring
- Automation of deployments and architecture blueprints for SaaS/PaaS solutions
- Compliance: ISO 27001/2, ISO 27017, ISO 27018, and GxP in the cloud environment, preparation for ISO audits
Jun 2019 - Dec 2021
2 years 7 monthsHybrid
Technical Project Manager & Enterprise Advisor
Vodafone Group UK
- Data center modernization and hybrid cloud migrations (Azure)
- Development of API architectures & middleware solutions
- Management of international cloud migration projects (budget: €15M)
May 2014 - Jul 2019
5 years 3 monthsHybrid
Solution Architect & Technical Project Manager
Vodafone GmbH
- Migrations (20,000+ users) to hybrid infrastructures
- Designing IAM and security architectures for cloud services
- Creating technical concepts, architecture diagrams & operating models
- Modeling & governance: business processes, architecture blueprints, design reviews, standards
Feb 2009 - Apr 2014
5 years 3 monthsHybrid
Solution Architect & Pre-Sales Consultant
Various (inter)national authorities
- Designing hybrid & on-prem infrastructures including big data analytics
- Developing reference architectures & architecture blueprints
- Security architectures focused on BSI standards and compliance
- Governance & standards: architecture designs based on BSI standards, reference architectures for big data analytics
- Stakeholder enablement: workshops, interviews, architectural visions, cost optimization
- Implementation: on-prem & virtualization, IAM, pen tests, automation
Summary
Senior Technology & Cloud Architect with 15+ years of experience in designing and implementing cloud, hybrid, and on-premises infrastructures. Specialized in cloud strategies, target architectures, automation (Infrastructure as Code), API integration, security architectures, and governance. Proven track record in cloud transformations (AWS, Azure, M365), migrations (lift & shift, replatforming, refactoring), and implementing hybrid solutions in regulated industries (finance, automotive, healthcare, public sector).
Skills
- Cloud Architecture: Aws, Azure, M365 – Multi-cloud, Hybrid, Saas, Paas, Iaas
- Architecture Design: Technology & Target Architectures, Architecture Blueprints, Technical Concepts
- Cloud Strategy & Migration: Lift & Shift, Replatforming, Refactoring, Infrastructure As Code (Terraform, Templates)
- Integration: Api Design, Middleware, Data Flows, Synchronization Mechanisms
- Security & Compliance: Security By Design, Iam, Encryption, Soc/siem, Gdpr, Iso 27001, Nis2
- Project Management & Consulting: Roadmaps, Effort Estimates, Optimizations, Workshops, Training
Languages
German
NativeRussian
NativeEnglish
AdvancedFrench
ElementaryRomanian
ElementaryCertifications & licenses
BAIT/KAIT/VAIT - Supervisory IT requirements
ISO/IEC 27001 Lead Auditor
ITIL V4 Foundation
PRINCE2 Foundation
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