Senior Application Penetration Tester

JOB DESCRIPTION



* Plan and execute penetration tests across web, mobile (iOS & Android), API, cloud-native/containerized, and AI/LLM-integrated applications


* Assess AI/ML and generative AI-powered features for risks such as prompt injection, insecure output handling, training data poisoning, model denial of service, and sensitive information disclosure, aligned to the OWASP Top 10 for LLM Applications and MITRE ATLAS


* Partner with AI/ML engineering and data science teams to threat-model AI-powered features and embed security testing into MLOps and CI/CD pipelines


* Evaluate cloud-native and containerized workloads (AWS, Azure, GCP, Docker, Kubernetes) and Infrastructure as Code for misconfigurations and weak security controls


* Test modern API architectures (REST, GraphQL, gRPC), including OAuth2, OIDC, and JWT authentication and authorization flaws, and microservices-based applications


* Conduct mobile application security testing and reverse engineering, including hardcoded credentials, insecure keychain storage, and anti-emulator/obfuscation bypass


* Own the overall vulnerability remediation status of the global application portfolio, and serve as the primary point of contact for application teams on remediation matters


* Manage application risk rating processes and ensure timely risk scoring of new and changing applications


* Build and maintain dashboards and status reports for portfolio leads and CIOs, and follow up on overdue vulnerabilities to meet compliance timelines


* Develop clear, actionable penetration test reports and communicate findings and remediation strategy to both technical and executive stakeholders


* Research emerging attack techniques and tooling, and drive automation and process improvements across the testing program

QUALIFICATIONS

Minimum:


* Prior experience managing Information Security projects


* Bachelor's Degree in Computer Science, Engineering, or other Engineering or Technical discipline, or equivalent relevant experience


* Minimum of 2 years' professional experience performing web application, API endpoint, and mobile (iOS & Android) penetration testing


* Knowledge of prioritizing remediation activities with operational teams through risk ratings of vulnerabilities and assets


* Knowledge of industry standards regarding vulnerability management, including Common Vulnerabilities and Exposures (CVE) and Common Vulnerability Scoring System (CVSS)


* Knowledge of technology and security topics including network security, wireless security, application security, infrastructure hardening and security baselines, and web server and database security


* Knowledge of penetration testing principles, tools, and techniques


* Working experience with industry frameworks (OWASP, OWASP API Security Top 10, OWASP Top 10 for Large Language Model (LLM) Applications, NIST, NIST AI Risk Management Framework, MITRE ATT&CK, etc.)


* C...