Chris Lenk
Lead Cyber Security Engineer at MITRE
Washington DC-Baltimore Area United States
Summary
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Rockstar🎓
Top SchoolChris Lenk is a Lead Cyber Security Engineer with 13 years of experience building and hardening defensive and adversary-emulation tooling at MITRE in the Washington DC–Baltimore area. He progressed from research and intern roles into leadership, blending hands-on Python backend development with security program delivery for large-scale projects. Chris has contributed to the well-known MITRE CALDERA open-source adversary emulation platform, improving compatibility, adversary pack support, and sensitive-data redaction—work that sits at the intersection of operational red-team tooling and production-grade engineering. His background includes applied research in industrial protocol vulnerabilities and practical automation for operations and reporting, reflecting a mix of offensive insight and pragmatic engineering. Colleagues rely on him to translate complex security requirements into maintainable code and operational capabilities.
13 years of coding experience
11 years of employment as a software developer
Computer Science, Minor: Mathematics, Computer Science, Minor: Mathematics at Covenant College
English, Turkish
Stackoverflow
883reputation
48kreached
7answers
2questions
Github Skills (19)
asynchronous10
python10
back-end-development10
async10
cybersecurity10
backend10
emulation10
data-structures8
data-structure8
api-design7
rest-api7
shell6
jupyter-notebook6
pypi6
directory-structure6
Programming languages (14)
Github contributions (5)
mitre/caldera
Nov 2019 - Jan 2023
Automated Adversary Emulation Platform
Role in this project:
Backend Developer
Backend DeveloperContributions:1 release, 117 reviews, 72 commits in 3 years 3 months
Contributions summary:Chris primarily contributed to the backend functionality of the CALDERA platform. Their work involved fixing asyncio calls for compatibility with older Python versions and adding support for adversary packs, including their integration into existing phases. Further contributions included refactoring adversary loading functions, inserting pack phases, and implementing features for redacting sensitive report data. The user also made code adjustments in relation to event handling and overall system functionality.
security-automationadversarysecurity-testingred-teammitre-attack
clenk/cti-stix-elevator
Oct 2017 - Apr 2024
OASIS Open Repository: Convert STIX 1.2 XML to STIX 2.0 JSON
Contributions:4 pushes, 2 branches in 6 years 7 months
stixxmljavascriptoasisjson
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