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Quentin SimierQS

Quentin Simier

Pentester | Cybersecurity Consultant | Training

€450/day
Clermont-Ferrand, FR
0-2 years

Average response time: 2 hours

Freelancer profile translated to English.
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About Quentin

Passionate about IT security for several years, I decided to embark on the adventure of entrepreneurship by going freelance.

My experience as a pentester and cybersecurity consultant in a Luxembourg-based company has provided me with the necessary skills to audit and advise companies on the vulnerabilities and threats concerning their information systems.

Determined, involved, and curious, I have always learned IT security as a self-taught individual.

Today, I am pleased to help VSEs/SMEs secure their infrastructure.

I offer my services for penetration testing as well as training your employees on the challenges of information security.

I am certified OSWP (Offensive Security Wireless Professional) and eJPT (Junior Penetration Tester).

I am constantly learning and seeking knowledge. That's why I continue to challenge myself and train in the latest techniques used by attackers.


You can contact me if you wish to carry out various services:
- Web penetration testing
- Mobile penetration testing (Android)

- Internal penetration testing
- Wi-Fi penetration testing
- External penetration testing
- Vulnerability assessment
- Phishing exercise
- Training: Information security awareness

I remain at your disposal if you have any questions.

  • French

    Native or bilingual

Can work on-site
Clermont-Ferrand (up to 50km), Paris (up to 50km), Bordeaux (up to 50km), Lyon (up to 50km), Lille (up to 50km)

Experience

  • Synoslabs
    Sole Proprietorship
    February 2024 - Today (2 years and 4 months)
    Clermont-Ferrand, France
    • Web, Wi-Fi penetration tests
    • Identification of companies' digital footprint on the Internet
    • Cybersecurity training for various organizations: Diginamic, ESGI Lyon, private tutoring
    Wifi External Penetration Test Training Internal Penetration Test
  • Proximus Luxembourg
    Pentester
    July 2021 - August 2022 (1 year and 1 month)
    Bertrange, Luxembourg
    Cybersecurity consultant and pentester within the Telindus Luxembourg group, specifically in the Ethical Hacking department. My missions included:

    • Conducting and managing penetration testing missions in the form of Red-Team exercises or audits following a defined methodology for our internal and external clients.
    • Proposing remediation solutions based on the findings of the tests performed.
    • Presenting project results to clients (technical audience as well as management and top management).
    • Maintaining and evolving lab and production environments.
    • Optimizing team tools by adding or developing new features and services.
    • Conducting technological watch on threats, attacks, and remediations, and implementing these findings into services to protect our clients.
    • Optimizing internal department processes.
    • Thinking like an ethical hacker to better counter them and protect our clients.
    Ethical Hacking Internal Penetration Test Penetration Testing Cybersecurity Training

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Education

  • Computer Science Bachelor's Degree
    Mathematics, Computer Science, Mechanics Training and Research Unit - University of Lorraine
    2019
  • DUT Networks and Telecommunications
    IUT Belfort-Montbéliard
    2017

Certifications

Skill set (37)

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