Senior Penetration Tester: AI & Mainframe Security

Truist; Charlotte (NC); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Disability insurance

401k plan

Paid time off

Sick days

Holidays

Job summary

Truist is seeking a seasoned security engineer to advance offensive security across enterprise applications, infrastructure, AI systems, and mainframe platforms. You will design tests, simulate real-world attacks, and deliver actionable remediation guidance while mentoring junior teammates.

Join a fast-paced team that values technical excellence, clear communication, and measurable impact on risk reduction.

Qualifications

• Bachelor’s degree or equivalent education, training, and work-related experience.
• Minimum of 7 years of experience in security engineering or related cybersecurity roles.
• Deep specialized knowledge in cybersecurity principles, theories, and concepts.
• Proven experience in software development lifecycle security practices.
• Deep knowledge of threat modeling, security testing, and penetration testing.
• Experience implementing and managing complex information security technologies.

Responsibilities

• Conduct penetration tests against enterprise applications, infrastructure, cloud platforms, AI systems, APIs, mobile applications, Active Directory environments, and other technology assets.
• Simulate real-world attack techniques to identify vulnerabilities, attack paths, misconfigurations, and security weaknesses.
• Perform validation and retesting activities to verify remediation efforts and confirm risk reduction.
• Document technical findings with clear reproduction steps, supporting evidence, business impact, and remediation recommendations.
• Maintain testing artifacts and evidence to support regulatory, audit, and compliance requirements.
• Defend findings during discussions with application teams, technology leaders, and other stakeholders.
• Participate in escalation calls involving disputed findings, risk discussions, and remediation planning.
• Exercise sound judgment when assessing vulnerability severity and exploitability.
• Collaborate with internal and external testing teams to improve testing coverage and effectiveness.
• Stay current with emerging attack techniques, technologies, and industry trends.

Skills

Penetration testing

Threat modeling

Security testing

Offensive security

Automation/Scripting

AI security testing

Mainframe security testing

Education

Bachelor's degree or equivalent

Job description

Truist is seeking a seasoned security engineer to advance offensive security across enterprise applications, infrastructure, AI systems, and mainframe platforms. You will design tests, simulate real-world attacks, and deliver actionable remediation guidance while mentoring junior teammates.

Join a fast-paced team that values technical excellence, clear communication, and measurable impact on risk reduction.