Petrย Ruzicka
Senior Security Architect at McKinsey & Company
Prague, Czechia
Summary
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Top SchoolPetr Ruzicka is a Senior Security Architect based in Prague with 12 years of experience designing and securing cloud-native and Kubernetes environments. He has led cloud and security architecture at McKinsey, driving DevSecOps, GitOps, and CNAP onboarding while validating tools like Prisma Cloud, Aqua, and Wiz. Previously he built multi-account EKS architectures and delivered hands-on solutions at Mirantis, MSD and Red Hat, blending deep platform engineering with customer-facing technical leadership. An active automation practitioner, he modernized Ansible documentation and improved cross-platform build automation for open-source projects, demonstrating attention to usability and reproducible builds. Known for translating complex security requirements into pragmatic, automated controls, he also invests in team enablement through training and demos.
12 years of coding experience
16 years of employment as a software developer
Mgr, Information Systems, Mgr, Information Systems at University of Ostrava
English, German
Stackoverflow
21reputation
3kreached
0answers
1question
Github Skills (28)
docker10
bash10
cmake10
dockers10
build-automation10
ansible10
ansible-galaxy10
devops10
linux9
documentation9
automations8
cuda8
cprogramming-language8
automation8
automation-testing8
Programming languages (28)
Github contributions (5)
ansible/ansible
Aug 2018 - Nov 2019
Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to cloud management, in a language that approaches plain English, using SSH, with no agents to install on remote systems. https://docs.ansible.com.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:13 commits, 19 PRs, 7 comments in 1 year 3 months
Contributions summary:Petr primarily focused on modernizing the Ansible documentation and examples. Their main contribution was replacing the deprecated "with_items" syntax with the "loop" syntax across various Ansible modules, including those related to cloud providers (AWS, DigitalOcean, VMware) and networking. This initiative streamlined the codebase, improving readability and ensuring compatibility with current Ansible best practices. The user also corrected documentation errors.
everythingpythonit-automationdevopsdeployment
fireice-uk/xmr-stak
Nov 2017 - Nov 2017
Free Monero RandomX Miner and unified CryptoNight miner
Role in this project:Automation Engineer / Build & Release Engineer
Automation Engineer / Build & Release EngineerContributions:2 commits, 1 PR, 4 comments in 2 days
Contributions summary:Petr's primary focus was on improving the build process and automating the creation of executables for various operating systems. They implemented a Docker-based build script, allowing for building the project within isolated environments (Fedora, Ubuntu, CentOS) and for creating statically linked executables. The user modified the build script, including the CUDA environment.
zcashmonerorewardcryptocryptonight
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