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Ernst & Young

Global professional services: consulting, assurance, tax

Experienced Cybersecurity Auditor

Offensive Security & TestingUpdated on Nov 14
Full-timeParis, FranceIn-person

About the Job

Requirements

  • At least 3 years of experience in penetration testing or application security.
  • Ideally, proficiency in at least one automation language, such as Bash, PowerShell, Python, or Go, and one of the listed professional certifications: SANS GCPN, GPEN, GXPN, GWAPT, Offensive Security OSCP, OSCE, or OSWE.
  • Experience in a PASSI context for one or more of penetration testing, code auditing, configuration auditing, or architecture auditing is preferred.
  • Fluent spoken and written English is required.
  • A high-level higher-education qualification specializing in information security is required.
  • Analytical and synthesis capabilities are needed to examine complex information and communicate it clearly and concisely.
  • Intellectual curiosity and adaptability are needed to adjust to new situations and follow changes in the field.
  • The ability to collaborate effectively with others is required.

Responsibilities

  • Participate in offensive security missions, including Red Team and Purple Team work.
  • Independently conduct security audits, including web, internal, and mobile penetration tests; architecture audits across cloud, on-premises, and DevSecOps infrastructures; configuration reviews of operating systems, databases, network equipment, software solutions, and cloud environments; and source-code audits across languages and frameworks.
  • Support and help develop junior team members.
  • Contribute to developing and improving team tools and references, including password-cracking and phishing platforms, an Active Directory test environment, automated environment and configuration analysis tools, and Infrastructure as Code.
  • Participate in Open Source Intelligence (OSINT) missions.
  • Help facilitate the internal knowledge-sharing community.

Desired Qualifications

  • Experience in a PASSI context for one or more of penetration testing, code auditing, configuration auditing, or architecture auditing.
  • Training in at least one automation language, such as Bash, PowerShell, Python, or Go, and one of the listed professional certifications: SANS GCPN, GPEN, GXPN, GWAPT, Offensive Security OSCP, OSCE, or OSWE.

About the Company

Ernst & Young

Global professional services: consulting, assurance, tax

EY (Ernst & Young) provides professional services at a global scale, offering consulting, assurance, tax, and transaction advisory services. It serves clients across industries such as technology, media, real estate, hospitality, and construction. Instead of selling a single product, EY works with clients through tailored engagements where cross-disciplinary teams analyze challenges, design strategies, perform audits, help with tax planning, and assist with mergers or divestitures. What sets EY apart is its worldwide reach and integrated service model, industry-specific expertise, and focus on responsible business practices like sustainability, cybersecurity, and workforce flexibility. EY’s goal is to help organizations improve performance, manage risk, and achieve sustainable growth while building a better working world.

Company size
5,001-10,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Boston, MA
Founded
1991

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