Cybersecurity Engineer (M/F)

HOLENEK INGENIERIELoire-AtlantiqueEURESpublished 08/20/2026
Must-have:CloudSecurity
Machine translation — original language: French.Show original

As part of the reinforcement of their cybersecurity framework, we are looking for a Cybersecurity Engineer based in Saint-Herblain for our client, a player in the Transport sector. You will join an international IT team undergoing full transformation.

As a Cybersecurity Engineer, your missions will be to:

  • Ensure vulnerability monitoring and manage remediation plans resulting from audits and pentests
  • Monitor and coordinate security updates and the technical debt of the information system
  • Participate in cyber incident management (coordination, reporting, retex)
  • Contribute to security audits (preparation, follow-up, action plan)
  • Support the integration of cyber requirements into IT projects and supplier contracts
  • Ensure regular reporting to the RSSI via security KPI and draft ISMS documentation

What our client offers A high-stakes position within a complex international environment (multi-site, multi-language), on strategic cybersecurity topics related to ISO 27001 and NIS2 frameworks.

  • 3 to 5 years minimum experience in a similar position

The little extra? You have experience in a large account environment or international group

Your expertise, our common strength

  • Mastery of IS security principles (networks, systems, cloud, IAM)
  • Knowledge of vulnerability management tools and EDR
  • Good knowledge of ISO 27001, NIS2 frameworks and ANSSI best practices
  • Experience in security incident management
  • Intermediate English (Bright >= 3)

Your human qualities, our shared values

  • Rigor and organizational skills in managing action plans
  • Good interpersonal skills and ability to coordinate multiple stakeholders
  • Autonomy and commitment in a demanding environment
  • Good writing and communication skills
  • Team spirit and sense of service