CareerPlan

Ingénieur Offensive Security / Pentester H/F

Saint-Ouen-sur-Seine, IDF, frFull-time2026-11-06 → 2026-11-10

Core

Conduct offensive security operations including application, network, and cloud penetration testing, Red Team simulations, and APT scenario execution for enterprise clients.

Role type

Senior Offensive Security Engineer / Red Teamer

Builds

Security testing campaigns, attack simulation scenarios, and remediation strategies for client environments

Domain

Cybersecurity / Offensive Security / Red Teaming

Required skills

Penetration testing (web, mobile, network, cloud), Red Team operations, APT simulation, vulnerability exploitation, privilege escalation, lateral movement, social engineering, technical reporting, tool development

Preferred skills

OSCP, OSCE, CRTP, CRTO, OSEP certifications, CTF participation

Technologies

Burp Suite, Metasploit, Kali, Cobalt Strike, Nmap, BloodHound, Linux, Windows, OWASP

Responsibilities

Execute penetration tests across web, mobile, network, and cloud environments; Participate in Red Team/Purple Team campaigns including social engineering and physical intrusions; Develop attack scenarios and contribute to threat intelligence; Write detailed technical and operational reports; Present findings and recommendations to clients; Mentor junior team members

Seniority

Senior, hands-on IC