Sr. Security Researcher II (Remote)

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn't changed - we're here to stop breaches, and we've redefined modern security with the world's most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. We're proud to work for a mission-driven company leveraging AI to transform the way we work. CrowdStrikers drive their careers through flexibility and autonomy while also being expected to contribute to a culture of responsible AI adoption, experimentation, and innovation. We use an AI-first mindset as a force multiplier to proactively and continuously accelerate execution, build expertise, uncover insights, and solve complex problems. We're always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our community and each other. Ready to join a mission that matters? The future of cybersecurity starts with you.

About the Role :

CrowdStrike is looking for a self-starting, action-oriented, and highly motivated Senior Security Researcher to join our Counter Adversary Operations Team. This position will require the candidate to track and collect information related to Russian-language eCrime actors, tools, tradecraft, and techniques in a wide variety of environments, to include the deep and dark web and is instrumental in providing unique insight into finished Intelligence products used by CrowdStrike customers and stakeholders.

The successful candidate will be an operational security (OPSEC)-savvy, detail-oriented problem solver, and have substantial experience driving concurrent projects, self-motivation and ability to execute assigned tasks to completion with minimal direction.

Highly qualified candidates will be a subject matter expert on eCrime, especially Russian-language eCrime threat actors, have significant experience conducting advanced engagement and research pertaining to Russian/Eastern-European eCrime activity, possess a solid understanding of threat intelligence, have strong open source (OSINT) research skills, and be comfortable with internal and cross-team collaboration.

What You'll Do :

• Collect unique, relevant actionable, and timely information to answer established standing and ad hoc requirements related to eCrime actors, especially Russian-language eCrime actors.
• Leverage advanced engagement skills and OSINT tradecraft to follow up on leads and identify eCrime threat actors and track them in various online communities.
• Identify current and emerging cyber threats and trends pertaining to eCrime threat actors, including technical information with a special focus around Russian-language eCrime actors.
• Create consistently clear, highly-contextualised internal reports of collected information in a way that enables robust analysis.
• Collaborate with teams producing analytical reports and threat estimates pertaining to eCrime topics, especially Russian language threat actors.
• Employ secure virtual operational tradecraft methods and practices.

What You'll Need:

Required:

• Advanced engagement skills with threat actors.
• Extensive experience conducting OSINT investigations using Russian-language skills.
• Experience in navigating a wide variety of cyber threat actor environments, to include social media, hidden services, and forums.
• In-depth familiarity with a wide variety of eCrime groups generally, with a specialty in Russian-language ones.
• Practical knowledge of technical terminology, tools, and tactics employed by eCrime actors, particularly those used by Russian-language eCrime actors.
• Ability to adapt quickly to changing environments and identify creative solutions to difficult problems and scenarios with persistence. Tenacity is key.
• Ability to work as part of a team, as well as self-motivation to collect independently and proactively.
• Ability to work effectively under tight deadlines with minimal guidance.
• Excellent attention to detail.
• Proven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive business outcomes.

Preferred:

• Language capabilities including, but not limited to, Russian and Ukrainian.
• Prior intelligence community, human intelligence (HUMINT), or cyber threat intelligence background highly preferred. Practical experience with virtual HUMINT is highly desirable.

#LI-MB1

#LI-Remote

Benefits of Working at CrowdStrike:

• Market leader in compensation and equity awards
• Comprehensive physical and mental wellness programs
• Competitive vacation and holidays for recharge
• Paid parental and adoption leaves
• Professional development opportunities for all employees regardless of level or role
• Employee Networks, geographic neighborhood groups, and volunteer opportunities to build connections
• Vibrant office culture with world class amenities
• Great Place to Work Certified™ across the globe

CrowdStrike is proud to be an equal opportunity employer. We are committed to fostering a culture of belonging where everyone is valued for who they are and empowered to succeed. We support veterans and individuals with disabilities through our affirmative action program.

CrowdStrike is committed to providing equal employment opportunity for all employees and applicants for employment. The Company does not discriminate in employment opportunities or practices on the basis of race, color, creed, ethnicity, religion, sex (including pregnancy or pregnancy-related medical conditions), sexual orientation, gender identity, marital or family status, veteran status, age, national origin, ancestry, physical disability (including HIV and AIDS), mental disability, medical condition, genetic information, membership or activity in a local human rights commission, status with regard to public assistance, or any other characteristic protected by law. We base all employment decisions--including recruitment, selection, training, compensation, benefits, discipline, promotions, transfers, lay-offs, return from lay-off, terminations and social/recreational programs--on valid job requirements.

If you need assistance accessing or reviewing the information on this website or need help submitting an application for employment or requesting an accommodation, please contact us at recruiting@crowdstrike.com for further assistance.

Find out more about your rights as an applicant.

Client-provided location(s): Flexible / Remote

Job ID: CrowdStrike-R29565

Employment Type: FULL_TIME

Posted: 2026-08-05T00:19:22