Guillaume Hoareau
IBM Z & LinuxONE Global Solution Engineer, IBM Z Security Consultant
Montpellier, Occitania, France
Summary
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Senior🎓
Top SchoolGuillaume Hoareau is an experienced IBM Z and LinuxONE solution engineer and security consultant who blends deep mainframe cryptography expertise with practical solution architecture to help clients modernize at speed while minimizing risk. With over a decade in security roles at IBM—including Security Technical Leader, pre-sales architect, and CTO for IBM Systems Lab Services—he specializes in pervasive encryption, data privacy, post-quantum and homomorphic encryption, and zTPS integrations. He has a strong track record of driving pre- and post-sales outcomes, contributing to IBM intellectual property and multiple patents, and earning repeated Plateau Awards for innovation. Based in Montpellier, he also champions academic outreach worldwide, translating cutting-edge research into client-ready offerings. Notably, he combines hands-on technical leadership in IBM Client Center projects with forward-looking research into security trends three years out, enabling pragmatic adoption of emerging cryptographic technologies.
9 years of coding experience
8 years of employment as a software developer
Master Degree, Computer Science, Master Degree, Computer Science at Ecole Privée des Sciences de l'Informatique (EPSI)
English, French, creoles and pidgins, french-based, Spanish, mauritian creole
Github Skills (27)
security4
crypto4
cryptography4
docker-compose4
encryption4
docker3
docker-container3
encryption-algorithms3
ansible-role3
privacy-enhancing-technologies3
hat3
machine-learning3
homomorphic-encryption3
compose3
fhe3
Programming languages (7)
Github contributions (5)
guikarai/PE-LinuxONE
May 2018 - Apr 2021
Contributions:45 commits, 38 pushes in 2 years 11 months
IBM/ibm-z-elliptic-curve-cryptography
Jul 2019 - Jul 2019
Contributions:15 commits, 1 PR, 13 pushes in 2 days
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