All roles

Open role

[Remote] Senior Security Engineer and Principal Security Engineer (Multiple Positions)- Windows Security

Remote · Poland Full-time

Note: The job is a remote job and is open to candidates in USA. Microsoft is looking for learn-it-all security engineers to join the Windows Security team, focusing on securing Microsoft Windows products and devices. The role involves conducting security design reviews, penetration testing, and collaborating with product teams to enhance security measures.

Responsibilities

  • Participate 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 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

Skills

  • 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
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role
  • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter
  • 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

Benefits

  • Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:

Company Overview

  • Every company has a mission. What's ours? To empower every person and every organization to achieve more. It was founded in 1975, and is headquartered in Redmond, Washington, USA, with a workforce of 10001+ employees. Its website is https://www.whatismyip.com.
  • Company H1B Sponsorship

  • Microsoft has a track record of offering H1B sponsorships, with 2855 in 2026, 9192 in 2025, 9343 in 2024, 7677 in 2023, 11403 in 2022, 7210 in 2021, 7852 in 2020. Please note that this does not guarantee sponsorship for this specific role.
  • More open positions

    [Remote] Business Development Manager-Strategic Rental Accounts

    Work from home Full-time role

    [Remote] Senior Enterprise Account Executive, Financial Services

    Work from home Full-time role

    [Remote] Director REMS Operations

    Work from home Full-time role

    [Remote] Senior Project Manager (ERP/SaaS Implementation)

    Work from home Full-time role

    [Remote] Account Advisor I - Call Center

    Work from home Full-time role

    Program Management Advisor

    Work from home Full-time role

    Sourcer, Go To Market

    Work from home Full-time role

    Junior Freight Dispatcher - Remote Role

    Work from home Full-time role

    Remote Data Entry Specialist – Precision Data Management for careerzynith – Home‑Based Administrative Role

    Work from home Full-time role

    Senior Customer Success Manager, Strategic Accounts

    Work from home Full-time role

    Sr. Manager, Material Program Manager

    Work from home Full-time role

    Personal Injury Litigation Assistant (Virtual Assistant)

    Work from home Full-time role

    Medical VA (Virtual Nurse US RN - CA State License Needed)

    Work from home Full-time role

    [Remote] Business Development Representative - NAM/LAM

    Work from home Full-time role

    Technical Support Representative, Tier 1 (Mexico Remote)

    Work from home Full-time role

    [Remote] Financial Analyst & Payroll Administrator (6150)

    Work from home Full-time role

    Experienced Full Stack Data Entry Specialist – Remote Data Management and Security

    Work from home Full-time role

    ADE - Santa Barbara

    Work from home Full-time role

    Remote Home Office Chat Support Specialist – Customer Experience Champion for Vision Care Solutions

    Work from home Full-time role

    Rural Health Program Data Scientist (REMOTE)

    Work from home Full-time role

    Cyber Security Governance Specialist

    Work from home Full-time role