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Senior Software Security Engineer / PKI

System Admin/DevOps
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The Position
At LINAGORA, our Open Source Software Assurance (OSSA) team acts as a special task force for businesses and public administrations facing critical incidents or complex challenges. As a Senior Software Engineer in Security/PKI, you will play a key role in securing our clients' software infrastructures, ensuring the integrity and reliability of their systems.
Located at our headquarters on the Île Saint-Germain in Issy-les-Moulineaux, you will benefit from a flexible remote work policy. You will work closely with our OSSA Director and a passionate team dedicated to innovation and open-source security.
Your Responsibilities
  • Incident Response: Serve as the primary security expert our clients call upon to diagnose, resolve, and prevent critical incidents, ensuring system resilience.
  • PKI Management: Design, implement, and maintain public key infrastructure (PKI) for clients, ensuring robustness and compliance with security standards.
  • Development and Integration: Develop and integrate advanced security solutions, including encryption, authentication, and certificate management into existing systems.
  • Open Source Community Participation: Contribute to open-source security projects by developing modules and actively participating in community discussions.
  • Technical Leadership: Guide the team and advise clients on best practices in IT security and PKI management.
  • Innovation and Evolution: Play a strategic role in evolving LINAGORA's security solutions, anticipating future threats and proposing continuous improvements.
Your Profile
We are looking for an experienced security expert with significant PKI experience and a deep commitment to open-source principles. You have over 10 years of experience in cybersecurity and are recognized for substantial contributions to open-source security projects.
  • Security and PKI Expertise: Deep knowledge of IT security, including PKI management, encryption, security protocols, and authentication.
  • Proven Experience: Extensive experience in developing and implementing robust security solutions and managing complex systems in critical environments.
  • Security Community Leader: Significant contributions to open-source security projects and recognition within these communities.
  • Complex Problem-Solving: Ability to transform complex security challenges into effective, understandable solutions and adapt strategies in response to new threats.
  • Versatility and Innovation: Thrive in a dynamic environment where new challenges arise daily, with a strong ability to innovate and anticipate future needs.
  • Communication and Collaboration: A valuable asset to clients and colleagues through knowledge sharing and teamwork.
  • Fluent in English: Proficient in English, both spoken and written, to collaborate with international teams.
Technical Skills
  • IT Security: Expertise in cryptography, PKI management, TLS/SSL protocols, X509 certificates, network security, and application security.
  • Security Tools and Frameworks: Knowledge of tools such as OpenSSL, GnuPG, and security frameworks used in open-source environments.
  • System Administration: Strong skills in Linux system administration (Red Hat, CentOS, Debian, etc.) and experience in system security management.
If you are ready to join our elite team and play a key role in protecting our clients' critical systems, send us your application. Together, we will build robust and innovative security solutions for the future.

Location :
Issy-Les-Moulineaux, France

Salary :
According to experience

Contract: CDI