Job Details
Posted date: Nov 19, 2025
There have been 45 jobs posted with the title of Senior Security Researcher all time at Microsoft.There have been 45 Senior Security Researcher jobs posted in the last month.
Category: Security Research
Location: Vancouver, British Columbia
Estimated salary: $159,150
Range: $114,400 - $203,900
Employment type: Full-Time
Work location type: 3 days / week in-office
Role: Individual Contributor
Description
OverviewSecurity represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions.
The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world.
Microsoft defender agent group is building an industry leading security product that is deployed in tens of millions of devices: Windows, Windows Server, macOS and all common Linux enterprise distributions. The group puts an emphasis on top-notch engineering and quality to deliver innovative sensors and a highly stable platform. Microsoft Defender Security Research team is a global team of security researchers, advanced threat hunters, and agile malware responders at the forefront of protecting the Microsoft ecosystem from emerging security threats. Our research powers protection in products like Microsoft Defender, Microsoft Defender Advanced Threat Protection, Office 365, Azure, and more. We are an industry leading threat research lab that does in-depth threat research with threats and exploits to help keep our customers safe.
If you are an experienced security researcher who is looking to make a significant impact in the security industry, we would love to talk to you! Are you interested in radically improving the security of Microsoft’s products? Do you want to work on cutting edge malware analysis systems? Are you committed to helping Microsoft customers keep their computers secure and combating evolving malware threats? We are looking for a Senior Security Researcher with experiences working with all service aspects of high throughput and multi-tenant services, ability to design components carefully, properly handle errors, write clean and well-factored code with tests and maintainability.  
This is a unique opportunity to design and build researcher tooling that will improve the researcher experience for hundreds in endpoint and cloud protection teams.
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
Conduct research that yield new insights, theories, analyses, data, algorithms, and prototypes that advance state-of-the-art of malware protection. Investigate, analyze, and learn from security researchers, attackers and real incidents in order to develop durable detection solution/strategies across the kill-chain or product/OS enhancements. Work with other internal and external teams to forge new and improve existing partnerships that help mature the product. Provide exemplary leadership in an exceptionally challenging and rewarding environment and influence the organization. Collaborate with other researchers, coordinators, and developers to improve the protection capabilities of the products. Help advance the internal researcher tooling capabilities
Qualifications
Required Qualifications
Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or PythonOR equivalent experience.5+ years of computer security industry experience utilizing reverse engineering and knowledge of security/threat landscape.2+ years of development skills with C, C++, C# and scripting languages (Python/Powershell)1 + years experience developing web applicationsOther 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:
Reverse Engineering skills: familiar with debuggers, disassemblers, network protocols, file formats, sandboxes, hardware/firmware internals, software communication mechanismsProficient knowledge of Windows operating system internals and modern security problemsExcellent cross group and interpersonal skills, with the ability to articulate the business need for security or detection improvements.Familiarity with Web Front-End development leveraging modern web frameworks#MSFTSecurity #scjobs #scrjobs
Security Research IC4 - The typical base pay range for this role across Canada is CAD $114,400 - CAD $203,900 per year.
Find additional pay information here:
https://careers.microsoft.com/v2/global/en/canada-pay-information.html
Security Research IC4 - L'échelle salariale de base typique pour ce rôle dans l'ensemble du Canada est de 114,400 $ CAD à 203,900 $ CAD par année.
Pour plus d'information au sujet de la rémunération, veuillez cliquer ici:
https://careers.microsoft.com/v2/global/en/canada-pay-information.html
Ce poste sera ouvert pendant au moins cinq jours et les candidatures seront acceptées de façon continue jusqu’à ce que le poste soit pourvu.
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft est un employeur offrant l’égalité d’accès à l’emploi. Tous les candidats qualifiés seront pris en considération pour l’emploi, sans égard à l’âge, à l’ascendance, à la citoyenneté, à la couleur, aux congés médicaux ou familiaux, à l’identité ou à l’expression de genre, aux renseignements génétiques, à l’état d’immigration, à l’état matrimonial, à l’état de santé, à l’origine nationale, à un éventuel handicap physique ou mental, à l’affiliation politique, au statut de vétéran protégé ou au statut militaire, à la race, à l’ethnie, à la religion, au sexe (y compris la grossesse), à l’orientation sexuelle ou à toute autre caractéristique protégée par les lois, ordonnances et règlements locaux applicables. Si vous avez besoin d’aide avec des accommodements religieux et/ou d’un accommodement raisonnable en raison d’un handicap pendant le processus de candidature, apprenez-en plus sur la demande d’accommodement.
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.
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