Marek Haičman
Product Owner at Red Hat
Brno, South Moravia, Czechia
Summary
🤩
Rockstar🎓
Top SchoolMarek Haičman is a Product Owner and former senior quality engineer with 11 years' experience in security-focused engineering and test automation, currently based in Brno. At Red Hat he progressed from Quality Engineer working on OpenSCAP and RHEL security compliance to leading the product direction of related subsystems, blending hands-on QA and product stewardship. His open-source contributions include test automation and security hardening for widely used projects like OpenSCAP and ComplianceAsCode, where he implemented remediation scripts and protocol checks (SSH/Kerberos). Comfortable with Python, Bash and CI-driven tooling from his earlier telecom and systems work, he specializes in turning compliance requirements into automated, auditable fixes. Colleagues know him for bridging deep technical detail with pragmatic product decisions, often uncovering subtle test and architecture issues that improve release confidence.
11 years of coding experience
8 years of employment as a software developer
Bachelor's degree, Mathematics and Informatics with view of education, Bachelor's degree, Mathematics and Informatics with view of education at Masarykova univerzita Brno
Czech, English
Github Skills (20)
security-hardening10
cap10
scripting10
testing10
bash10
security-automation10
openscap10
script10
sh10
shell10
sca10
automation9
security-scan9
automations9
compliance9
Programming languages (9)
Github contributions (5)
ComplianceAsCode/content
Jan 2017 - Sep 2022
Security automation content in SCAP, Bash, Ansible, and other formats
Role in this project:
Security Engineer
Security EngineerContributions:6 reviews, 222 commits, 147 PRs in 5 years 8 months
Contributions summary:Marek primarily focused on security hardening and automation within the repository. Their contributions include fixing typos in remediation scripts to ensure proper GPG key installation, implementing basic checks for SSH and Kerberos authentication, and refactoring snapshot names and domain configurations within a test suite. They also contributed to a new script for profile-based remediation, indicating a focus on automated security compliance checks.
compliancecpescapsecurity-hardeningnessus
OpenSCAP/openscap
Jan 2016 - Aug 2019
NIST Certified SCAP 1.2 toolkit
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:30 commits, 17 PRs, 7 pushes in 3 years 6 months
Contributions summary:Marek primarily contributed to the testing of the OpenSCAP toolkit. They implemented tests for features such as the separation of stdout and stderr streams in the SCE module, XCCDF evaluation with absolute OVAL paths, and generation of fix scripts in various scenarios, including those involving CPE. The user also addressed architectural issues by fixing sysctl tests for s390 architecture and improved the clarity of existing guide tests.
nistdata-streamxccdfovalsecurity
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