Senior Cyber & AI-Driven Penetration Tester

EY; Birmingham (AL); On-site; USD 120,000 - 200,000; Full time

Job summary

EY is seeking a Senior Attack & Penetration Tester to lead complex penetration testing and red team engagements across diverse client environments. You will apply intelligence-led, threat-informed approaches to emulate adversaries and identify exploitable paths, translating findings into actionable remediation for clients.

You will mentor junior team members, coordinate testing activities, and contribute to methodology development while remaining current on offensive security tooling and

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, or a related field is required.
• Hands-on experience planning and executing advanced red team engagements.
• Experience with external/global testing including active directory, cloud, wireless, web/mobile/APIs.
• Experience assessing AD environments and privilege management.
• Experience with cloud security testing and network/wireless assessments.
• Familiarity with scripting for automation (Python, PowerShell, Bash, Java, etc.).
• Experience with MITRE ATT&CK framework and adversary emulation.

Responsibilities

• Plan, lead, and execute complex penetration testing and red team engagements.
• Translate testing results into actionable remediation for clients.
• Mentor junior team members and contribute to methodology development.
• Coordinate testing activities and collaborate with client technical teams.
• Stay current on emerging vulnerabilities and offensive security tooling.

Skills

Advanced problem solving

Critical thinking

Technical leadership

Threat-informed testing

Executive communication

Cross-functional collaboration

Mentoring juniors

Risk prioritization

Client-facing

Education

Bachelor's degree in Computer Science or related field

Job description

EY is seeking a Senior Attack & Penetration Tester to lead complex penetration testing and red team engagements across diverse client environments. You will apply intelligence-led, threat-informed approaches to emulate adversaries and identify exploitable paths, translating findings into actionable remediation for clients.

You will mentor junior team members, coordinate testing activities, and contribute to methodology development while remaining current on offensive security tooling and