Senior AI and Mainframe Offensive Security Tester

Truist; Atlanta (GA); 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

Vacation days

Sick days

Paid holidays

Job summary

Truist is seeking an experienced security professional to perform penetration testing across enterprise assets, including AI and mainframe systems, helping strengthen the bank’s security posture in a fast-paced environment.

You will contribute to AI security testing initiatives, mentor junior staff, and collaborate with cross-functional teams to improve testing methodologies and tooling.

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.

Skills

Security engineering

Threat modeling

Penetration testing

Red teaming

Scripting

Technical writing

Communication skills

Education

Bachelor’s degree or equivalent education

Tools

Offensive security tooling

OSCP-like certifications

Job description

Truist is seeking an experienced security professional to perform penetration testing across enterprise assets, including AI and mainframe systems, helping strengthen the bank’s security posture in a fast-paced environment.

You will contribute to AI security testing initiatives, mentor junior staff, and collaborate with cross-functional teams to improve testing methodologies and tooling.