Sr. Software Engineer - Windows Sensor (Cybersecurity)

TL;DR

Sr. Software Engineer - Windows Sensor (Cybersecurity) (C++/Windows Internals): Designing and implementing detection technologies in Falcon Sensor to identify, prevent, and respond to malicious activity across Windows systems with an accent on kernel- and user-mode development, threat research, and high-performance telemetry. Focus on analyzing adversary techniques, building reliable low-level security features, and delivering sensor capabilities from concept through production and post-release support.

Location: Hybrid role based in Redmond, WA; Sunnyvale, CA; Austin, TX; New York City, NY; or Toronto, ON, with at least two days per week in the office.

Salary: $140,000–$215,000 USD per year for U.S. candidates, or $150,000–$200,000 CAD per year for Canada-based employment, plus variable compensation, equity, and benefits.

Company

CrowdStrike is a cybersecurity product company developing the AI-native Falcon platform for endpoint protection, threat detection, and breach prevention.

What you will do

• Design and build detection logic and systems for identifying cyberattacks and preventing breaches.
• Research malicious activity and adversary techniques using reverse engineering, threat analysis, and large-scale data analysis.
• Extend Falcon Sensor capabilities with C++, Python, domain-specific languages, and other engineering tools.
• Develop and maintain user-mode and kernel-mode components that collect telemetry and provide prevention and remediation.
• Own features throughout design, implementation, testing, release, troubleshooting, and post-release support.
• Collaborate across teams, mentor engineers, and contribute to quality, performance, secure coding, CI/CD, and code review practices.

Requirements

• 5+ years of experience designing, developing, and delivering Windows software using C, C++, or other low-level programming languages.
• Strong knowledge of Windows operating system internals, components, APIs, and architecture.
• Experience or demonstrated interest in reverse engineering, threat detection, malware analysis, or related security areas.
• Ability to lead, mentor, communicate, and collaborate effectively in a globally distributed team.
• Proven experience using AI technologies to improve decision-making, workflows, efficiency, and business outcomes.
• Legal entitlement to work in Canada is required for Canada-based employment; background checks may apply.

Nice to have

• Experience with EDR or sensor products.
• Experience with OS kernels, firmware, device drivers, exploit analysis, or vulnerability research.
• Experience with high-availability systems, big data, automated testing infrastructure, or frontier AI/LLM technologies.

Culture & Benefits

• Mission-driven cybersecurity environment focused on responsible AI adoption, experimentation, and innovation.
• Flexible and autonomous work culture with a quality-first mindset.
• Comprehensive physical and mental wellness programs.
• Competitive vacation, holidays, paid parental and adoption leave.
• Professional development opportunities, employee networks, neighborhood groups, and volunteer programs.
• Office amenities and comprehensive benefits, including health insurance, 401(k), equity, and variable compensation for eligible employees.