Payments Offensive Test Engineer

5 - 10 years
Quality Assurance
Full Time
United States
San Francisco, CA
November 11, 2019

A successful Offensive Test Engineer should possess a deep understanding of software security, computer science and hacking. They should be comfortable with advanced concepts such as application manipulation, exploit development, and stealthy operations.
This role is for experienced Offensive test engineers and hackers who can test the resiliency of eBay’s Payments systems in ‘real world’ conditions. If you are an automated tool type of person this role is not for you.
This career is technical and meaningful with opportunities to work in some of the most exciting areas of Cyber Crime, hacking and exploit research. You will work on very technical and relevant offensive emulation testing campaigns with some of the best engineering talent in the game as you test technology, systems and processes.
A typical day could be breaking into secure communication channels, reverse engineering applications, API’s and encryption methods in order to gain access to sensitive data, all without being detected.
If you can exploit complex systems while remaining stealthy, identify and exploit misconfigurations, think like a Cyber Criminal, then you’re the type of outstanding and hardworking individual we’re looking for.
Giving back to the community by supporting our customers, sellers and partners through outreach is strongly supported and central to our ethos. Expect to author white-papers, speak at conferences and meet with our community.

Key Responsibilities
The Payments Counter Fraud team will be conducting targeted Campaigns and exploitations without the use of automated tools against real world systems, technology and processes.
Research new tools, techniques, countermeasures and vulnerabilities, data exploitation and Cyber Crime malware and hacking trends.
Research emerging Cyber Crime threats, campaigns, threat actors, tactics, techniques, and procedures
Utilize honeypots to seek for new attacks and perform behavioural analysis on malware
Use and support threat-related data science research and development
Importantly, the ability to communicate complex technical concepts to non-technical people and the ability to go deep with engineers

Working with eBay Teams
Work with Developers, Architecture, Product Management, Quality, and Operations teams to develop innovative solutions that meet business needs with respect to Functionality, Performance, Scalability, Reliability, realistic implementation schedules and alignment to development principles and product goals
Coach, guide and mentor teams on architecture direction and tech-stack to deliver excellent customer experiences in a way that builds resilient businesses
Communicate insights and recommendations across the organization
Close teamkwork and alignment with all relevant eBay departments and partners across the business within a dynamic, success-oriented culture
Strong interpersonal skills with the ability to drive issue resolution and root cause identification with the various teams

Bachelor’s degree or substantial equivalent experience.
5 years experience as an expert hacker is helpful but not mandatory.
Recognize and safely utilize attacker tools, tactics, and procedures
Develop scripts, tools, or methodologies to improve eBay’s Counter Fraud and red teaming processes
Network penetration testing and manipulation of network infrastructure
Mobile, Web & API security testing
Developing, extending, or modifying exploits, shellcode or exploit tools
Developing applications in C#, ASP, .NET, ObjectiveC, Go, or Java (J2EE)
Reverse engineering malware, data obfuscators, or ciphers
Source code review for security flaws
Thorough understanding of network protocols and covert channels
The Highest standards of personal integrity, professional conduct and ethics.
Excellent written (report writing) and verbal communication skills.
Financial sector experience is advantageous
You should be enthusiastic, focused, detailed and organized
Shown ability to understand the business and make appropriate trade-offs and contribute to technology direction that leads to measurable business improvements
Strong analytical, problem-solving skills, verbal and written social skills
Ability to work in a dynamic, iterative development environment


This role is open to any US or UK location including remote working for the right person.

Here at eBay, we love creating opportunities for others by connecting people from widely diverse backgrounds, perspectives, and geographies. So, being diverse and inclusive isn’t just something we strive for, it is who we are, and part of what we do each and every single day. We want to ensure that as an employee, you feel eBay is a place where, no matter who you are, you feel safe, included, and that you have the opportunity to bring your unique self to work.. To learn about eBay’s Diversity & Inclusion click here:

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