Senior Security Engineer (Red Team)

Atos Group is a global leader in digital transformation with approximately 67,000 employees and annual revenue of about €10 billion, operating in 61 countries under two brands — Atos for services and Eviden for products. It is the European number one in cybersecurity, cloud, and high performance computing. Eviden, the Atos Group brand for hardware and software products, operates in 36 countries with four business units: advanced computing, cybersecurity products, mission-critical systems, and vision AI. Eviden has more than 4,500 talents and holds over 2,100 patents, providing innovative solutions in AI, computing, security, data, and applications.

• Penetration testing and red teaming experience.
• Solid background in system administration and software development.
• Deep understanding of vulnerabilities and exploitation techniques.
• Proficiency in at least one programming language (Python, C, C++, Go).
• Experience with BurpSuite, Nmap, Nessus, and other scanning tools.
• Experience with cloud environments (AWS, Azure, GCP).
• Knowledge of Active Directory and EntraID.
• Familiarity with networking fundamentals and operating systems (Windows, Linux).
• Strong communication and documentation skills.

Nice to have:

• Experience in incident response and threat hunting.
• Certifications such as OSCP, CRTO, CRTL, OSEP, OSWE, OSED, CPSTS, CAPE, CWEE, CISSP.
• Contributions to CVEs or security research.

• Plan and execute advanced red team operations, including adversary emulation and scenario-based testing.
• Develop and maintain custom tooling for offensive security operations.
• Perform vulnerability assessments, exploit development, and post-exploitation activities across diverse environments.
• Conduct reconnaissance, initial access, lateral movement, and persistence techniques using C2 frameworks.
• Analyze and reverse engineer applications, binaries, and protocols.
• Collaborate with blue teams to improve detection and response capabilities.
• Research and publish technical blog articles, CVEs, and open-source tools.
• Participate in CTFs, bug bounty programs, and contribute to the security community.
• Share knowledge across teams and mentor junior engineers.