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Penetration Tester: Internship

Job in Redmond, King County, Washington, 98073, USA
Listing for: Microsoft Corporation
Apprenticeship/Internship position
Listed on 2026-09-07
Job specializations:
  • IT/Tech
    Cybersecurity
Salary/Wage Range or Industry Benchmark: 5690 - 11210 USD Monthly USD 5690.00 11210.00 MONTH
Job Description & How to Apply Below
Position: Penetration Tester: Internship Opportunities
** Overview*
* Come build community, explore your passions and do your best work at Microsoft with thousands of University interns from every corner of the world. This opportunity will allow you to bring your aspirations, talent, potential-and excitement for the journey ahead.

The Microsoft Offensive Research & Security Engineering (MORSE) team is looking for a learn-it-all engineer that will help secure Microsoft products and devices. The MORSE team is responsible for securing Microsoft's operating systems, including Windows, cloud computing platforms, and virtualization technologies. These solutions support the daily needs of over one billion customers worldwide. This team performs security design reviews, code reviews, and vulnerability research on key features of Windows and Azure to make sure they meet the highest possible security standards.

In this role, you will help engineering teams secure the operating systems built  candidate should demonstrate experience with native code (C/C++), vulnerability research (code audit, writing fuzzers, finding creative ways to break assumptions), a clear understanding of OS security fundamentals, solid computer science skills, and a passion for keeping Microsoft customers safe.

As a Penetration Testing Intern, under supervision, you will identify problems and vulnerabilities through application of engineering to dynamically penetrate software, hardware or human systems. You will work on efforts that results in security bug discovery, exploitation and suggested security controls and mitigations in response to security flaws. You will develop and implement pen testing strategies and apply your expertise to engineer solutions.

You will help influence mitigations for current and future products and solutions.

At Microsoft, Interns work on real-world projects in collaboration with teams across the world, while having fun along the way. You'll be empowered to build community, explore your passions and achieve your goals. This is your chance to bring your solutions and ideas to life while working on cutting-edge technology.

Microsoft's mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

EiP

** Responsibilities*
* + Participates in security reviews to identify and mitigate risk in Microsoft products, including design reviews, code reviews, and fuzzing

+ Be the security contact for teams building new innovative products and technologies in the next version of Windows and Azure

+ Identifies security vulnerabilities in a wide variety of key OS features such as network protocols, security features, and Microsoft devices

+ Leverages a broad and current understanding of security to devise new protections

+ Interacts with the external security community and security researchers

+ Collaborates with product teams to improve security, and articulate the business value of security investments

** Qualifications*
* *
* Required Qualifications:

*
* + Currently pursuing a Bachelor's Degree in Statistics, Mathematics, Computer Science, or related field, or related field with at least one semester/term of school remaining following the completion of the internship

+ OR Currently pursuing a Master's Degree in Statistics, Mathematics, Computer Science, or related field, or related field with at least one semester/term of school remaining following the completion of the internship.

** Other Requirements:
** Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:

+ Microsoft Cloud Background Check:
This position will be required to pass the Microsoft background and Microsoft Cloud background check upon hire/transfer and every two years thereafter.

*
* Preferred Qualifications:

*
* + Currently pursuing a Master's Degree in Statistics, Mathematics, Computer Science or related field

+ Participation in security competitions such as Capture the Flag (CTF)

+ Experience exploiting bugs (e.g., buffer overflows, use-after-free) and bypassing security mitigations in operating systems

+ Experience creating and running fuzzers (e.g., AFL, lib Fuzzer)

+

Experience with reverse engineering and binary analysis using tools such as IDA Pro, Binary Ninja, or Ghidra

+

Experience with debuggers or other dynamic analysis tools such as Win Dbg, GDB, LLDB, Frida, Pin, angr, etc.

+ Reliable experience in code auditing and performing static analysis to identify vulnerabilities

The base pay range for this internship is USD $5,690.00 - $11,210.00 per month. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan…
Position Requirements
Less than 1 Year work experience
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