Petteri Leppikallio

Petteri Leppikallio

Lead Cloud Security Architect

IT security professional with 20+ years of expertise spanning systems administration, security consulting, and technical leadership. Built and led security practices from the ground up, developed cloud strategies, and designed operating models for complex enterprise environments. Core focus: cloud security, DevOps, and infrastructure automation. Certified across Microsoft, AWS, (ISC)Β², SABSA, Cloud Security Alliance and HashiCorp.

Experience

Lead Cloud Security Architect

ORBIT Cloud Solutions
2023 - Present Vienna, Austria

Currently delivering cloud security architecture and data platform solutions in the banking and insurance industries, delivering cloud security architecture, governance, and compliance solutions to support large-scale cloud adoption.

  • Banking Industry (2023–2025) – Supported multiple data-related projects, focusing on technical architecture, infrastructure automation, and secure data services.
  • Insurance Industry (2023–2024) – Active member of a Cloud Center of Excellence (CCoE). Designed cloud security controls, enablement measures for teams, and advised on cloud security architecture.

Security Lead / Dach & Senior Cloud Security Architect

Nordcloud
2018 - 2023 Helsinki, Finland & Vienna, Austria

Broad experience in the insurance, banking, and healthcare industries, delivering cloud security architecture, governance, and compliance solutions to support large-scale cloud adoption.

  • DACH Region – Responsible for setting up and expanding a cloud security practice across the region. Developed governance, risk, and compliance (GRC) frameworks, designed security controls, and supported a wide range of customer projects to strengthen overall security posture.
  • Insurance Industry (2020–2021) – Contributed to the development of a comprehensive cloud strategy and operating model. Designed and implemented cloud security architecture to ensure regulatory compliance and align with business and IT transformation goals.
  • Banking Industry (2019–2023) – Led and supported multiple data-related projects, focusing on technical architecture, infrastructure automation, and secure data services. Conducted application portfolio assessments to evaluate and improve cloud readiness and security alignment.
  • Banking IT Services (2018–2019) – Active member of a Cloud Center of Excellence (CCoE). Designed and rolled out cloud security controls, developed enablement measures for teams, and advised on cloud security architecture for critical banking services.
  • Healthcare Industry (2020–2021) – Delivered cloud security assessments, architecture design, and advisory services to strengthen compliance, resilience, and data protection in cloud-based environments.

Senior IT Security Specialist & Network Specialist & System Specialist

Fujitsu Finland
2001 – 2018 City, Country

Responsible for a wide variety of roles in the traditional service provider/MSP environment, Petteri has successfully served various industries, demonstrating his expertise in different aspects of traditional information and network security. Throughout Petteri career, he has been responsible for securing and safeguarding organizational assets, ensuring the protection of sensitive information across diverse sectors.

Skills

Technical

Cloud Platforms & Security

  • AWS (EC2, S3, VPC, IAM, Lambda, Glue, Athena, EKS)
  • AWS Security Services & Architecture
  • Azure Security Services & Architecture
  • Cloud Security Governance, Risk & Compliance (GRC)
  • Security Incident Response & Assessments

Infrastructure & Automation

  • Terraform (Infrastructure as Code)
  • Kubernetes (Amazon EKS, Red Hat OpenShift/OKD)
  • Docker & Container Security
  • Infrastructure Automation & Configuration Management

Data Engineering

  • AWS Data Lake Architectures
  • Databricks on AWS
  • PySpark (data processing)
  • ETL Pipelines & Data Services

DevOps & Development

  • DevOps & Development
  • GitHub (Public & Enterprise), GitHub Actions
  • CI/CD Pipelines & GitOps
  • JFrog Artifactory
  • Python (automation, infrastructure tooling, …)
  • Shell Scripting (Bash, Jinja, …)

Network & Traditional Security

  • Network Security Architecture
  • Firewalls, VPN, Network Segmentation
  • Linux/Unix Administration

Soft Skills

  • Technical Leadership
  • Stakeholder Communication
  • Strategic Thinking
  • Team Mentoring

Certifications

Microsoft

https://learn.microsoft.com/api/credentials/share/en-gb/PetteriLeppikallio-5902/4804134EC9FB462C?sharingId=AEF9024AADEEF7B4

Microsoft

https://learn.microsoft.com/api/credentials/share/en-gb/PetteriLeppikallio-5902/CED14729D364EFC1?sharingId=AEF9024AADEEF7B4

Microsoft

https://learn.microsoft.com/api/credentials/share/en-gb/PetteriLeppikallio-5902/9F6E6E5D12C4F0B2?sharingId=AEF9024AADEEF7B4

Microsoft

https://learn.microsoft.com/api/credentials/share/en-gb/PetteriLeppikallio-5902/5779CF3C1D3AA5D4?sharingId=AEF9024AADEEF7B4

Microsoft

https://learn.microsoft.com/api/credentials/share/en-gb/PetteriLeppikallio-5902/9C08CEE489A9D100?sharingId=AEF9024AADEEF7B4

Microsoft

https://www.credly.com/badges/64547b70-af50-4458-932b-1688a2f08297

Microsoft

https://www.credly.com/badges/a052d377-b2cc-4341-acb3-8e5e489a3b09

Amazon Web Services (AWS)

https://www.credly.com/badges/30245740-1a71-4d86-80aa-0d56d12da488

The SABSA Institute

https://sabsa.org/certification/

HashiCorp

https://www.credly.com/badges/67a28eae-1681-4329-b166-fdb73a638f1d

Cloud Security Alliance

https://www.credly.com/badges/e839d2b8-1515-4f4f-901c-e503bca97c96

Cloud Security Alliance

https://cloudsecurityalliance.org/education/ccsk/

ISC2

https://www.credly.com/badges/bc3ef611-26b9-48ce-8bbc-d5aae020988f

ISC2

https://www.credly.com/badges/807cb2d1-4c18-463d-b100-c9c4decb10e4

Education

B.Eng. Information Technology

2000

HΓ€me University of Applied Sciences, HAMK