Sr. Penetration Tester Job at U.S. Bank in Chicago

Overview

U.S. Bank is seeking a Senior Penetration Tester (Web/API/Mobile/ATM) with demonstrated competence to contribute toward the success of our information security program. The role involves assessing the security of web/mobile applications, APIs, and ATM platforms by identifying vulnerabilities, performing exploitations, and recommending mitigation strategies to enhance resilience against cyber threats. This position requires a deep understanding of web/mobile application security principles, ATM hardware/software, advanced penetration testing techniques, and the ability to work collaboratively with cross-functional teams.

Responsibilities

• Lead dynamic penetration testing against hardened web/API, mobile applications, and ATM systems to uncover vulnerabilities and leverage manual exploitation techniques, demonstrating business impact.
• Deliver clear, actionable reports that include detailed findings, vulnerability scoring, and remediation guidance tailored to technical and non-technical teams.
• Continuously evolve testing methodologies by researching emerging threats, tools, and techniques, applying them to improve assessment strategies and team capabilities.
• Maintain a balance between hands-on testing and supporting broader team initiatives, including process optimization, tool/script development, and knowledge sharing.

Hybrid Work Schedule

The role offers a hybrid/flexible schedule, with in-office expectations of 3 or more days per week and the flexibility to work outside the office location for the remaining days at one of the following locations:

• Cincinnati, OH

Basic Qualifications

• Bachelor's degree in Engineering or Science, or equivalent work experience
• Eight or more years of experience in information security
• Two or more years of experience in IT infrastructure management, application architecture, risk management, data architecture, middleware technology, and IT operations and project management

Preferred Skills/Experience

• Web & API Penetration Testing: 5+ years of hands-on experience with modern web applications and APIs. Deep understanding of OWASP Top 10, API Security Top 10, and SANS Top 25 vulnerabilities.
• Manual Testing & Exploitation: Advanced proficiency in identifying and exploiting vulnerabilities in web apps and APIs using tools like Burp Suite Pro, Postman/Insomnia, and custom scripts; skilled in uncovering business logic flaws, access control issues, and chaining exploits to demonstrate real-world impact.
• Mobile Application Security: Familiarity with Android and iOS testing methodologies and platform-specific risks, including OWASP MASVS and MASTG.
• Technical Proficiency: Strong scripting skills (Python, PowerShell, Bash, Ruby, Go). Solid grasp of HTTP/S, authentication protocols (OAuth, SAML, JWT), and network fundamentals (TCP/IP, DNS, firewalls, IDS/IPS).
• ATM Systems: Hands-on experience assessing ATM hardware/software security; skilled in reverse-engineering, protocol analysis, and exploiting ATM-specific attack vectors.
• Cloud & Platform Fluency: Comfortable testing in cloud environments (AWS, Azure, containers/Kubernetes). Experienced across Linux, Windows, and macOS platforms. Familiarity with cloud-native security and assessment tools (e.g., AWS Inspector, Azure Defender, ScoutSuite) and common misconfiguration exploitation techniques.
• Tooling & Automation: Experience developing custom tools and scripts to automate testing workflows. Familiarity with tools such as Nmap, Metasploit, and Kali Linux.
• Threat Modeling & Risk Assessment: Ability to perform threat modeling and risk assessments to prioritize testing efforts and communicate business impact.
• Regulatory & Compliance Awareness: Understanding of compliance frameworks such as PCI-DSS, HIPAA, NIST 800-53, ISO 27001, and FedRAMP.
• Communication & Documentation: Excellent written and verbal communication skills. Experienced in technical writing and clearly articulating findings to both technical and non-technical audiences, including executive leadership.
• Leadership & Mentorship: Proven ability to lead engagements, manage stakeholder expectations, and mentor junior testers.
• Certifications: OSWE, OSEP, OSCP, GWAPT, GPEN, GMOB, OSWA, or equivalent.
• Additional Experience: Source code review, ServiceNow Application Vulnerability Response, and understanding of change control and security architecture.

Accommodation

If there’s anything we can do to accommodate a disability during any portion of the application or hiring process, please refer to our disability accommodations for applicants.

Benefits

Our benefits and total rewards design supports team members’ well-being and financial security, with a range of offerings that may vary by role, location, or hours:

• Healthcare (medical, dental, vision)
• Basic and optional term life insurance
• Short-term and long-term disability
• Pregnancy disability and parental leave
• 401(k) and employer-funded retirement plan
• Paid vacation
• Up to 11 paid holiday opportunities
• Adoption assistance
• Sick and Safe Leave accruals

U.S. Bank is an equal opportunity employer. We consider all qualified applicants without regard to race, religion, color, sex, national origin, age, sexual orientation, gender identity, disability or veteran status, and other factors protected under applicable law.

Compliance & Additional Information

U.S. Bank participates in the U.S. Department of Homeland Security E-Verify program in all facilities located in the United States and certain U.S. territories. Learn more about the E-Verify program. The salary range reflects figures based on the primary location; actual range may differ by location. Pay Range: $111,605.00 - $131,300.00

U.S. Bank will consider qualified applicants with arrest or conviction records for employment. Background checks are conducted in accordance with applicable local laws and regulations, including various fair chance laws and industry-specific requirements. Applicants must comply with U.S. Bank policies and the Code of Ethics and Business Conduct.

Posting may be closed earlier due to high volume of applicants.