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Senior Application and Cloud Penetration Tester

Gav systems·Israel·heen
On-siteNot specifiedSecurity Research

Seeking an experienced offensive cybersecurity specialist to lead end-to-end penetration testing across applications, source code, APIs, and cloud infrastructure in collaboration with development and DevOps teams.

Responsibilities

  • Lead end-to-end application, code, and cloud penetration tests.
  • Identify complex security vulnerabilities and provide code- and infrastructure-level remediation recommendations.
  • Work closely with development and DevOps teams in Agile and CI/CD environments.

Requirements

  • At least 3 years of hands-on penetration testing experience.
  • Proven experience testing Web applications, SaaS products, and complex backend systems, including isolated networks.
  • Practical backend and frontend development experience.
  • Experience conducting penetration tests in AWS, Azure, or GCP environments.
  • Strong command of the OWASP Top 10.
  • Hands-on manual code review using Python, Java, C#, and JavaScript/Node.js.
  • Deep understanding of API security across REST, GraphQL, and gRPC.
  • Knowledge of OAuth2, OIDC, and SAML authentication protocols.
  • Ability to write automation scripts in Python, Bash, or PowerShell.
  • Experience writing technical and management reports in Hebrew and English.

Nice to have

  • OSCP, OSWE, BSCP, AWS Certified Security, or Azure Security Engineer (AZ-500) certification.
  • Familiarity with OWASP Top 10 for LLM, including prompt injection and insecure output handling.
  • Experience assessing AI service APIs such as OpenAI API and Azure AI Services.
  • Experience with Kubernetes, Docker, cloud IAM role exploitation, cloud lateral movement, Active Directory, Azure AD, and common network attacks.

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