Senior Principal Security Analyst

We are an inclusive and diverse team of high caliber application security analysts, distributed globally, who thrive on new challenges. We are seeking experienced, passionate, and talented security analysts who have genuine excitement for and interest in security to work collaboratively with our product development teams.. Creativity is highly valued; being able to find novel security bugs and stitch them together to create something greater than the sum of their parts is essential in this role.

Career Level - IC5

As a member of our team, you will be responsible for planning and delivering in depth security assessments across a variety of products and services. Your next project could be anything from source code review of backend services, to static and dynamic analysis of a mobile application, to analysis and reverse engineering of firmware used in the thousands of servers supporting our cloud services. Responsibilities include:

• Scope and execute security assessments across a broad range of on-premise software, mobile applications, cloud services and infrastructure
• Perform in-depth security assessments using your code review skills, leveraging results from other assessments such as static and dynamic analysis
• Collaborate with engineering teams to help them triage and fix security issues
• Keep yourself abreast of new TTPs (Tactics, Techniques & Procedures) of the attackers, mimic them in your security assessments and/or quickly react to new threat scenarios to provide continuous security assurance
• Mentor junior members of the team in software security as a role model

Nice to Have

• Experience working in a large cloud or Internet software company
• Proficiency with one or more programming languages
• Ability to perform manual source code reviews or assisted review with code analysis tools
• Experience navigating and working with extremely large codebases is also highly desirable
• Experience using common security assessment tools and techniques in one or more the following categories:
  • Proficiency in performing mobile application assessment (iOS / Android)
  • Reverse Engineering (e.g. IDA Pro/Ghidra/Radare2) and debugging codebase with the objective to find security gaps/vulnerabilities
  • Proficiency in Fuzzing (e.g. Jazzer/AFL/Peach) techniques to inject invalid, malformed, or unexpected inputs into a system to reveal software defects and vulnerabilities.
  • Proficiency in advanced Mobile, API, Infrastructure, Web Application penetration testing to find vulnerabilities such as insecure Java/PHP/PHAR deserialization, XXE, HTTP desynchronization, cryptography weaknesses (exploiting ECB Shuffling, CBC Bit Flipping and etc.), Mass assignments, template injections, HTTP/2 and HTTP/3 protocol issues and etc.
• Knowledge of common vulnerabilities in different types of software and programming languages, including:
  • How to test for/exploit them
  • Real world mitigations that can be applied
  • Familiarity with vulnerability classification frameworks (e.g. OWASP Top 10)
  • Ability to threat model systems/applications/platforms to assess design and find flaws that can be exploited