.This is a unique opportunity to use your software engineering and cryptography skills to build and maintain the security foundation that enables Ubuntu and its users to operate securely and remain compliant to international information security standards such as FIPS 140-3 and Common Criteria. You will use your applied cryptography, Linux Security, and coding skills to enhance the Ubuntu distribution and work with organizations such as DISA and CIS to draft and implement security hardening benchmarks for Ubuntu.As a member of the Security Hardening team you will work with and develop automation tooling to audit deployed systems for DISA-STIG and CIS benchmark compliance. You will interact with internal and external stakeholders to identify gaps in our frameworks, and develop new solutions to address these challenges. In this role you will have the opportunity to influence team and security culture, facilitate technical delivery, and help drive team direction and execution. You'll collaborate closely with Canonical's kernel team as well as the wider engineering organization to drive features impacting all Ubuntu users.Day-to-day responsibilitiesCollaborate with other engineers in the Security Hardening team to achieve and retain various Security certificationsExtend and enhance Linux cryptographic components (OpenSSL, Libgcrypt, GnuTLS, and others) with the features and functionality required for FIPS and CC certificationCollaborate with external security consultants to test and validate kernel and crypto module componentsWork with external partners to develop security hardening benchmarks and audit + remediation automation for UbuntuContribute to Ubuntu mainline and upstream projects to land solutions and benefit the communityCommunication and collaboration within and outside Canonical to identify opportunities to improve our security posture, rapidly resolve issues, and deliver high-quality solutions on scheduleWhat we are looking for in youHands-on experience with low-level Linux cryptography APIs and debuggingExcellent software engineering fundamentals, including prior experience with C development, and the ability to demonstrate suchHands-on experience with Linux system administration and shell scriptingDemonstrated knowledge of security and cryptography fundamentals + direct experience writing secure code and implementing best practicesSignificant development experience working with open source librariesExcellent verbal and written communications to enable efficient collaboration with internal and external partners in a remote-first environmentAdditional Skills That You Might Also BringPrior experience working on FIPS/Common Criteria certified products and in-depth knowledge of the underlying standardsPrior experience working directly with DISA-STIG or CIS benchmarks, including related audit + remediation tooling (e.G