Alexander Manners
Security Engineer at Meta
Valdosta, Georgia, United States
Summary
🤩
Rockstar🎓
Top SchoolAlexander Manners is a security engineer with seven years of experience combining infrastructure/DevOps, offensive security, and software engineering across public and private sectors, now serving on Meta’s security team while running his own cybersecurity consultancy. A former United States Air Force Cyber Warfare Operations Officer (Captain), he brings operational rigor to secure-by-design solutions, training, and hands-on engineering. He contributes to notable open-source tooling—helping enhance MITRE CALDERA’s backend with multi-executor support, agent trust mechanisms, and adversary/ability management—demonstrating a focus on realistic adversary emulation and secure agent control. Based in Valdosta, GA, he blends leadership, practical offensive insight, and systems-thinking from an engineering management background to deliver measurable security improvements.
7 years of coding experience
Post Graduate, Post Graduate at Loomis Chaffee SchoolBachelors of Science in Engineering, Engineering Management with Systems Analysis; Engineering, Bachelors of Science in Engineering, Engineering Management with Systems Analysis; Engineering at Miami University
Github Skills (16)
it-security10
emulation10
python10
security10
cybersecurity9
go6
api6
database-design6
apidoc6
api-design5
dockers5
restful-api5
postgresql5
rest-api5
api-rest5
Programming languages (12)
Github contributions (5)
mitre/caldera
May 2019 - May 2020
Automated Adversary Emulation Platform
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:105 commits, 195 PRs, 196 pushes in 1 year
Contributions summary:Alexander primarily contributed to the back-end functionality of the platform by implementing features and addressing bugs related to agent management, planning, and reporting. The code changes include support for multiple executors, platform selection, and agent beacon control. In addition, the user made several security-related changes, such as implementing a trust mechanism for agents and enabling deletion of adversaries and abilities.
security-automationadversarysecurity-testingred-teammitre-attack
preludeorg/community
Nov 2020 - Jun 2022
All open-source content for the Prelude Operator C2 platform
Contributions:208 reviews, 138 commits, 355 PRs in 1 year 6 months
preludekubernetesoperator
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