[Remote] Linux Cryptography and Security Engineer

Note: The job is a remote job and is open to candidates in USA. Canonical is a pioneering tech firm that is at the forefront of the global move to open source. The Linux Cryptography and Security Engineer will utilize software engineering and cryptography skills to build and maintain the security foundation for Ubuntu, ensuring compliance with international information security standards. Responsibilities • Collaborate with other engineers in the Security Hardening team to achieve and retain various Security certifications • Extend and enhance Linux cryptographic components (OpenSSL, Libgcrypt, GnuTLS, and others) with the features and functionality required for FIPS and CC certification • Collaborate with external security consultants to test and validate kernel and crypto module components • Work with external partners to develop security hardening benchmarks and audit + remediation automation for Ubuntu • Contribute to Ubuntu mainline and upstream projects to land solutions and benefit the community • Communication and collaboration within and outside Canonical to identify opportunities to improve our security posture, rapidly resolve issues, and deliver high-quality solutions on schedule Skills • Hands-on experience with low-level Linux cryptography APIs and debugging • Excellent software engineering fundamentals, including prior experience with C development, and the ability to demonstrate such • Hands-on experience with Linux system administration and shell scripting • Demonstrated knowledge of security and cryptography fundamentals + direct experience writing secure code and implementing best practices • Significant development experience working with open source libraries • Excellent verbal and written communications to enable efficient collaboration with internal and external partners in a remote-first environment • Prior experience working on FIPS/Common Criteria certified products and in-depth knowledge of the underlying standards • Prior experience working directly with DISA-STIG or CIS benchmarks, including related audit + remediation tooling (e.g. Compliance as Code) • Experience working directly with Linux Kernel • Prior experience with Python, OVAL (Open Vulnerability Assessment Language), and Ansible • History of contributions to open source projects Benefits • Distributed work environment with twice-yearly team sprints in person - we've been working remotely since 2004! • Personal learning and development budget of USD 2,000 per year • Annual compensation review • Recognition rewards • Annual holiday leave • Maternity and paternity leave • Employee Assistance Programme • Opportunity to travel to new locations to meet colleagues from your team and others • Priority Pass for travel and travel upgrades for long haul company events Company Overview • We deliver open source to the world faster, more securely and more cost effectively than any other company. It was founded in 2004, and is headquartered in London, England, GB, with a workforce of 1001-5000 employees. Its website is Company H1B Sponsorship • Canonical has a track record of offering H1B sponsorships, with 4 in 2025, 1 in 2024, 1 in 2023, 3 in 2022, 1 in 2021, 1 in 2020. Please note that this does not guarantee sponsorship for this specific role. Apply tot his job