Senior Offensive Security Tester & Red Team Lead

EY; Seattle (WA); On-site; USD 120,000 - 170,000; Full time

Job summary

EY in the United States seeks a Senior Attack & Penetration Tester to lead offensive security engagements across client environments, applying intelligence-led testing to reveal exploitable pathways. Plan, execute, and mentor on complex tests, including AD, cloud, web, and APIs, translating findings into clear remediation guidance for technical and executive audiences.

Willingness to travel up to 80% domestically and internationally; driver’s license required; contribute to methodology and stay

Qualifications

• Proven offensive security experience.
• Ability to plan, lead, and mentor complex tests.
• Strong communication of risks to technical and executive audiences.

Responsibilities

• Plan, lead, and execute complex penetration tests and red team engagements.
• Assess external/internal networks, AD, cloud, web, mobile, APIs, and cloud environments.
• Translate test results into practical remediation steps for clients.

Skills

Penetration testing

Red team

Threat-informed testing

MITRE ATT&CK

Team leadership

Job description

EY in the United States seeks a Senior Attack & Penetration Tester to lead offensive security engagements across client environments, applying intelligence-led testing to reveal exploitable pathways. Plan, execute, and mentor on complex tests, including AD, cloud, web, and APIs, translating findings into clear remediation guidance for technical and executive audiences.

Willingness to travel up to 80% domestically and internationally; driver’s license required; contribute to methodology and stay