Microsoft Logo

Microsoft

Senior Security Engineer and Principal Security Engineer (Multiple Positions)

Reposted 2 Hours Ago
Be an Early Applicant
In-Office or Remote
Hiring Remotely in United States
120K-304K Annually
Senior level
In-Office or Remote
Hiring Remotely in United States
120K-304K Annually
Senior level
Perform offensive security research and engineering for Windows: discover vulnerabilities, develop PoC mitigations and tools (fuzzers/agents), conduct code and design reviews, partner with product teams, and engage external researchers to improve OS security.
The summary above was generated by AI
Overview

The Microsoft Windows Security team is looking for learn-it-all security engineers that will help secure Microsoft Windows products and devices, with focus on offensive security and security engineering & mitigations for Windows.

The Windows Security team is responsible for securing the Windows client and server operating systems, used by billions of customers every day and in businesses worldwide. This team performs security design reviews, code reviews, penetration testing, vulnerability research and driving systematic mitigations to security risks on Windows to make sure they meet the highest possible security standards and proactively defend cybersecurity threats. This role is hands-on, technically demanding, and central to strengthening the security posture of OS platforms.  

In this role, you will uncover novel attack vectors, develop proof-of-concept mitigations, and partner directly with Windows product engineering teams to design durable & scalable defense. The successful candidate will have hands-on experience with native code (C/C++), penetration testing (code audit, writing fuzzers, finding creative ways to break assumptions), a clear understanding of OS security fundamentals, computer science skills, and a passion for keeping Microsoft customers safe. 

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.


Responsibilities
  • Build reusable agents and tools to expedite and improve the consistency and quality of security reviews
  • Review features and code for security defects and architectural risk using agents and automated tools built by you and others
  • Be the security contact for teams building new innovative products and technologies in the next version of Windows and devices 
  • Identify security vulnerabilities in a wide variety of key OS features such as network protocols, security features, and Microsoft devices Leverage a broad and current understanding of security to devise new protections 
  • Interact with the external security community and security researchers
  • Collaborate with product teams to improve security, and articulate the business value of security investments 

Qualifications

Required Qualifications:

  • Master's Degree in Statistics, Mathematics, Computer Science, or related field AND 3+ years experience in security or related field
    • OR Bachelor's Degree in Statistics, Mathematics, Computer Science, or related field AND 4+ years experience in security or related field
    • OR equivalent experience.
  • 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 Cloud background check upon hire/transfer and every two years thereafter. 

Preferred Qualifications:

  • Master's Degree in Statistics, Mathematics, Computer Science, or related field AND 4+ years experience in security or related field
    •  OR Bachelor's Degree in Statistics, Mathematics, Computer Science, or related field AND 6+ years experience in security or related field
    • OR equivalent experience.
  • 2+ years identifying vulnerabilities in operating systems and/or native (C/C++) applications. 
  • 5+ years of experience in a software engineering or security-related engineering. 
  • Demonstrated experience in security research, especially around vulnerability discovery. 
  • Experience exploiting bugs and bypassing security mitigations in operating systems.
  • Familiarity with Microsoft Windows architecture.  

#W+DJobs  #WARP


Penetration Testing IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $160,200 - $261,000 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay

Penetration Testing IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $274,800 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay


This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.



Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.

Similar Jobs

11 Days Ago
Remote
United States
120K-304K Annually
Senior level
120K-304K Annually
Senior level
Software • Quantum Computing • Metaverse • Infrastructure as a Service (IaaS)
Lead security reviews, code audits, penetration testing, vulnerability research, and mitigation efforts for Microsoft Windows services. Develop reusable security tools and agents, identify attack vectors and architectural risks, demonstrate exploit impact, and collaborate with product engineering teams to design scalable defenses and improve security investments.
Top Skills: Automated Security ToolsCode ReviewMicrosoft Cloud ServicesWindowsPenetration TestingVulnerability Research
13 Minutes Ago
Remote or Hybrid
45K-85K Annually
Junior
45K-85K Annually
Junior
Artificial Intelligence • Fintech • Insurance • Marketing Tech • Software • Analytics
Handle inbound calls and warm leads, consult customers on insurance needs, recommend appropriate Property and Casualty coverage, and convert prospects into policyholders. Complete paid licensing and sales training, communicate effectively with customers, meet sales goals, and work a scheduled weekday and weekend shift remotely. Employees must maintain a professional home workspace and reliable wired high-speed internet connection.
Top Skills: Cable InternetDslFiber InternetPcWired High-Speed Internet
An Hour Ago
Remote or Hybrid
AL, USA
74K-111K Annually
Senior level
74K-111K Annually
Senior level
Artificial Intelligence • Automotive • Greentech • Information Technology • Machine Learning • Software • Cybersecurity
Supervises a Technical Customer Care team supporting VinSolutions clients. Provides daily guidance, monitors cases and performance metrics, enforces quality and compliance standards, manages staffing and timecards, and conducts coaching, training, performance reviews, and employee development. Ensures timely issue resolution, SLA adherence, customer understanding of technical functionality, and achievement of team and individual goals.
Top Skills: Crm ToolsGenesys PurecloudMS OfficeSalesforce CRM

What you need to know about the Austin Tech Scene

Austin has a diverse and thriving tech ecosystem thanks to home-grown companies like Dell and major campuses for IBM, AMD and Apple. The state’s flagship university, the University of Texas at Austin, is known for its engineering school, and the city is known for its annual South by Southwest tech and media conference. Austin’s tech scene spans many verticals, but it’s particularly known for hardware, including semiconductors, as well as AI, biotechnology and cloud computing. And its food and music scene, low taxes and favorable climate has made the city a destination for tech workers from across the country.

Key Facts About Austin Tech

  • Number of Tech Workers: 180,500; 13.7% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: Dell, IBM, AMD, Apple, Alphabet
  • Key Industries: Artificial intelligence, hardware, cloud computing, software, healthtech
  • Funding Landscape: $4.5 billion in VC funding in 2024 (Pitchbook)
  • Notable Investors: Live Oak Ventures, Austin Ventures, Hinge Capital, Gigafund, KdT Ventures, Next Coast Ventures, Silverton Partners
  • Research Centers and Universities: University of Texas, Southwestern University, Texas State University, Center for Complex Quantum Systems, Oden Institute for Computational Engineering and Sciences, Texas Advanced Computing Center

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account