Cryptography Engineer - Product Security, Cybersecurity

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. 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 also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. 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:

Help us protect CrowdStrike and its customers from the most advanced threats!

As an Engineer III in Cybersecurity specializing in Cryptography – you will play a critical role in ensuring the security and integrity of our products and platforms. Cryptography is foundational to our customers’ trust – and you will be responsible for designing, implementing, and maintaining cryptographic solutions that protect this trust. This dynamic, collaborative role will expose you to industry-expert engineers across the whole organization, and give you hands-on in-depth experience with our scaled, event-driven, distributed infrastructure.

We believe in “One Team. One Fight.” – and our team reflects this. You will be empowered to make decisions, apply your deep expertise, and have your voice heard. We will trust you to get the job done and chase our mission without someone looking over your shoulder. Our team will grow together – and you will mentor and lead more junior engineers that are eager to learn.

What You’ll Do:

• Design, implement, and maintain cryptographic solutions for our products and platforms at scale – ensuring performance and reliability across a large number of services and users.

• Manage the entire TLS lifecycle, including certificate management, key rotation, and protocol upgrades.

• Develop and oversee code signing processes to ensure the authenticity and integrity of our software.

• Integrate and manage Hardware Security Modules (HSMs) to enhance the security of cryptographic keys and operations.

• Develop scripting and automation solutions to streamline cryptographic operations and integrations.

• Lead and manage projects involving cross-functional stakeholders, ensuring alignment and successful delivery while building deep relationships with product and engineering leaders

• Stay up-to-date with the latest advancements in cryptography and cybersecurity to continuously improve our security posture.

• Provide technical leadership and participate in interviewing new talent.

What You’ll Need:

• 4+ years of professional experience applying Cryptography knowledge in technical or software company

• Deep expertise in TLS lifecycle management, including Certificate Authority (CA) management, certificate operations, and key rotation.

• Familiarity with code signing processes and tools.

• Proven experience with Hardware Security Modules (HSMs) and their integration.

• In-depth knowledge of cryptographic algorithms, protocols, and standards (e.g., AES, RSA, ECC, SHA-2).

• Proficiency in scripting and automation to ease cryptographic operations and integrations (e.g., Python, Bash, Go).

• Experience with Cloud-scale, business-critical Linux and/or other Unix-like variant environments

• Experience operating at scale and complexity in services and users.

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.comfor further assistance.

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