{"id":2013291,"url":"https://alion.io/job/nxo-expert-e-cybersecurite-hf","title":"Expert (e) Cybersécurité H/F","company":{"id":172923,"name":"NXO","domain":"nxo.eu","url":"https://alion.io/company/nxo","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Welcome to the Jungle","truth_index":null},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Nanterre, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":60000,"max":70000,"currency":"EUR","period":"year","gross":null,"usd_annual":78769},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ISO 27001","optional":false},{"name":"SIEM","optional":false}],"status":"live","first_seen_at":"2026-09-28T13:01:11Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-22T21:22:59Z","board_verified":true,"closed_at":null,"days_open":24,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":24},"description":"Rejoignez notre équipe en tant qu'Expert Cybersécurité. Vous serez responsable de la réalisation de pentests, d'audits applicatifs, d'audits techniques, d'audits de conformité, d'analyses de risques, de conseils aux entreprises, de rédaction de livrables, de pilotage de projets techniques de cybersécurité, et de gestion d'incidents et de crises. Vous devez avoir environ 10 ans d'expérience dans des fonctions similaires et une solide expertise en cybersécurité.\nMissions\nPilotage et réalisation de pentests, audits applicatifs et techniques.\nConduite et réalisation d'audits de conformité, analyses de risques.\nRédaction de livrables, pilotage de projets techniques cybersécurité.\nProfil recherché\nDiplômé(e) d'une formation supérieure de niveau Bac+4/5 (école d'ingénieurs ou université) en informatique ou systèmes d'information, vous justifiez d'environ 10 ans d'expérience sur des fonctions similaires. Vous disposez d'une solide expertise en cybersécurité et êtes en mesure d'accompagner les équipes. Vous avez une bonne maîtrise des méthodologies et outils de tests d'intrusion (Pentest) sur les environnements Web, infrastructures, systèmes et réseaux. Vous maîtrisez les principaux environnements et outils de cybersécurité : firewalls, sondes IDS/IPS, solutions SIEM, antivirus, EDR, ainsi que les référentiels et normes tels qu'ISO 27001. Passionné(e) par les enjeux de sécurité des systèmes d'information, vous intervenez sur des sujets liés à la mise en oeuvre des exigences de sécurité, à la conformité réglementaire et à l'accompagnement des clients et partenaires dans leurs projets de sécurisation. Reconnu(e) pour votre esprit d'analyse, votre capacité de synthèse, votre écoute active et votre curiosité intellectuelle, vous appréciez le travail collaboratif et le partage de connaissances. 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