Offensive Security Manager: Penetration Testing & Red Team

EY; St. Louis (MO); On-site; USD 145,000 - 266,000; Full time

Job summary

EY is seeking a Manager in the Attack & Penetration Testing team to lead offensive security operations and strengthen client resilience against cyber threats. You will guide penetration testing, red team, and purple team exercises, delivering actionable reports to both technical and executive audiences.

You will mentor analysts, foster a collaborative culture, stay ahead of new attack techniques, and represent EY at industry events, while traveling up to 50% as needed.

Qualifications

• Bachelor’s degree in Computer Science, Cybersecurity, Information Systems, Information Technology, Engineering or related major.
• 6+ years of related work experience or a Master’s degree with 3-4+ years in penetration testing.
• Experience in managing and executing penetration testing projects.
• Experience with scripting / programming skills (e.g., Python, PowerShell, Java, Perl).
• Willingness to travel domestically and internationally.
• Valid U.S. driver’s license.

Responsibilities

• Identify potential threats and vulnerabilities to enterprise environments.
• Lead penetration testing, red team, and purple team engagements.
• Oversee delivery of clear, concise reports to technical and executive audiences.
• Mentor senior and junior analysts and foster a collaborative, trust-based culture.
• Represent EY in high-visibility industry groups, conferences and events.

Skills

Penetration testing

Red team

Purple team

Team leadership

Client communication

Scripting (Python/PowerShell/Java)

Education

Bachelor’s degree in Computer Science or related

Master’s degree in related field

Job description

EY is seeking a Manager in the Attack & Penetration Testing team to lead offensive security operations and strengthen client resilience against cyber threats. You will guide penetration testing, red team, and purple team exercises, delivering actionable reports to both technical and executive audiences.

You will mentor analysts, foster a collaborative culture, stay ahead of new attack techniques, and represent EY at industry events, while traveling up to 50% as needed.