Joshua Martinelle
Senior Research Engineer at Tenable
Rennes, Brittany, France
Summary
👤
Senior🎓
Top SchoolJoshua Martinelle is a Senior Research Engineer at Tenable with a decade of hands-on experience in cybersecurity, specializing in vulnerability research and bug bounty discovery. Based in Rennes, France, he blends practical systems-and-networks roots with a master's focus in information systems security to identify, exploit, and help remediate complex threats. A self-taught hacker and open-source contributor, Joshua has built tools and scripts that bridge offensive research and practical defensive improvements. He progressed from network administration and consulting roles to senior research engineering, giving him both blue-team operational insight and red-team creative problem-solving. Known for a persistent drive to learn, he pairs formal security management training with continuous, curiosity-led experimentation to stay ahead of evolving attack techniques.
10 years of coding experience
3 years of employment as a software developer
Master Degree in Information Systems Security Manager, Information systems security / safety, Master Degree in Information Systems Security Manager, Information systems security / safety at Institut Informatique AppliquéeAdvanced Technician - IT services for organizations with Systems and Networks option, Computing, Advanced Technician - IT services for organizations with Systems and Networks option, Computing at Institut informatique appliquée Laval
English
Github Skills (125)
penetration-testing10
python10
enumeration10
http10
port-scanning10
traceroute10
security10
maltego10
correlation10
vulnerability-detection10
network-tools10
scanner10
javascript10
cybersecurity10
vulnerability-assessment10
Programming languages (12)
Github contributions (5)
JoshuaMart/AutoRecon
Feb 2019 - Nov 2020
Simple shell script for automated domain recognition with some tools
Contributions:9 releases, 56 commits, 9 PRs in 1 year 9 months
domain-discoverybugbountyreconnaissancerecognitionrecon
JoshuaMart/Interactsh-Library
Dec 2021 - Nov 2022
Ruby Library for Interactsh
Contributions:27 commits, 4 PRs, 83 pushes in 10 months
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