T

Thales

Global defense and aerospace electronics

Cybersecurity and IVVQ Cyber Intern

Offensive Security & TestingConfirmed live in the last 24 hours
InternshipGennevilliers, FranceNo salary listedIn-person

About the Job

Requirements

  • Currently be in the final year of an engineering school or equivalent Bac+5 program, specializing in cybersecurity.
  • Have solid cybersecurity knowledge.
  • Have knowledge of containerization.
  • Know the principles and methods related to artificial intelligence.
  • Have experience or knowledge of large language models, generative AI, and their APIs.
  • Demonstrate autonomy, analytical ability, and rigor.
  • Have good interpersonal skills and a good level of oral and written communication.

Responsibilities

  • Secure the environment by configuring solutions and containers securely.
  • Assess robustness against adversarial inputs to large language models, retrieval-augmented generation systems, and agents by generating malicious prompts and using evaluation frameworks.
  • Use red-teaming methods, including jailbreaks, prompt injection, and policy bypass testing.
  • Fuzz and mutate prompts to test resistance.
  • Evaluate retrieval-augmented generation quality, including context quality and adherence to the system prompt.
  • Implement output guardrails and validators, and test whether responses are grounded in sources.
  • Use auditing tools such as Aequitas, Fairlearn, and AIF360.
  • Build multi-group test sets and use bias and toxicity metrics.
  • Apply behavioral and security rules.
  • Industrialize evaluations and traceability using MLflow or Weights & Biases and an evaluation framework.
  • Develop practical cyber-engineering approaches, including adversarial prompts, orchestration, and automated scoring for red-team robustness, or group-based test sets and accuracy metrics tracked in MLflow.
  • Study agentic applications in attacking and securing information systems.
  • Study new use cases using decision models, including test coverage and compliance matrices.

About the Company

Thales

Global defense and aerospace electronics

Thales designs and delivers critical technology for aerospace, defense, and digital security. Its products include electronics, software, and data-security systems that power air travel, payments, and modern military platforms, by integrating hardware and software to build systems such as avionics, radar, cybersecurity, and secure communications that collect sensor data and protect networks. It stands out through deep industrial experience, end-to-end solutions across defense, aerospace, and cybersecurity, and a focus on AI and quantum tech, aided by strategic acquisitions and partial state ownership. Its goal is to provide reliable, secure, and connected technologies that support national security, public safety, and everyday life by solving complex security and connectivity challenges.

Company size
10,001+
Company stage
IPO
Headquarters
Meudon, France
Founded
1893

Recently Posted Jobs

Explore more opportunities at Thales

See more jobs