- Job Type: Full-Time
- Function: Engineering Software
- Industry: Enterprise
- Post Date: 02/21/2026
- Website: cybereason.com
- Company Address: 200 Clarendon Street, Floor 21, Boston, MA 02116, US
About Cybereason
Cybereason is the champion for today’s cyber defenders providing future-ready attack protection that unifies security from the endpoint, to the enterprise, to everywhere the battle moves.Job Description
About the Company
Cybereason is on a mission to reverse the adversary's advantage by empowering defenders with ingenuity and technology to end cyber attacks.
We have the technology, and now we are looking to expand our talent! Come and talk to us about joining a market leader and a diverse team of passionate people who win as one, ensure a customer-first approach is core to everything we do, and never give up on reversing the adversary advantage.
About the jobThe tam develops the core kernel technologies for a wide variety of products, from EDR to next-gen AV, including work that encompasses many aspects of kernel development, from infrastructure through filter drivers to function hooking, to name a few.
In this position you will:
- Write kernel software that can reach the depths of the operating system.
- Implement novel collection and protection techniques.
- Write robust driver infrastructure.
- Optimize for extreme performance constraints.
- Research uncharted territories of the Windows kernel, drivers, APIs, and internal mechanisms.
- At least 3 years of experience in Windows kernel development.
- Experience in kernel technologies such as WDM and KMDF.
- Firm understanding of Windows internals - the inner workings of Windows architecture, kernel mechanics, memory management, native APIs, and libraries.
- The ability to independently take a feature through the entire cycle – from conception and definition, through design, implementation, and testing, until a successful release to production.
- Proven experience with modern C++ (focusing on system-level Windows) - a strong advantage.
- Firm understanding of security concepts - a strong advantage.
- Background in writing filter and FS mini-filter drivers - a strong advantage.
- Relevant military background/BSc from a known university - an advantage.
More About Cybereason:
Our culture and how we operate reflects in our shared values. Our #Defenders are individuals with diverse skill sets and backgrounds who are driven to innovate and scale with our growing organization. We are a team that strives to learn from each other, solve challenging problems, and work collaboratively toward our goal of reversing the adversary advantage.
Core Values:
- Win As One: The power of an individual is less than the power of a team.
- Ever Evolving: Change keeps us at the forefront, so we encourage it.
- Daring: To achieve the impossible, we must dare to be different.
- Obsessed with Customers: We believe gaining our customers’ trust is the most important part of what we do.
- Never Give Up: We are tenacious and resilient, and we never stop.
- UbU: We believe people can only unlock their full potential when they work somewhere that accepts who they are.
If these values resonate with you and our vision excites you, join us today and help us end cyber attacks from the endpoint to everywhere! #Defenders
Don’t meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. At Cybereason we are dedicated to building a diverse, inclusive, and authentic workplace (#uBu), so if you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyways. You may be just the right candidate for this or other roles.