{"id":65834,"url":"https://alion.io/job/canonical-ubuntu-security-engineer","title":"Ubuntu Security Engineer","company":{"id":17888,"name":"Canonical","domain":"canonical.com","url":"https://alion.io/company/canonical","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"C","score":65,"open_postings":258,"ghost_share":0.504,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":230,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Security","role_family":"Security","seniority":null,"employment_type":null,"work_mode":"remote","remote_scope":"worldwide","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Debian","optional":false},{"name":"JavaScript","optional":false},{"name":"Linux","optional":false},{"name":"PHP","optional":false},{"name":"Python","optional":false},{"name":"Ruby","optional":false},{"name":"Rust","optional":false},{"name":"TypeScript","optional":false},{"name":"Ubuntu","optional":false}],"status":"live","first_seen_at":"2021-03-02T18:26:17Z","employer_posted_date":"2026-08-05","last_verified_at":"2026-10-17T15:51:06Z","board_verified":true,"closed_at":null,"days_open":2054,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":2054},"description":"Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many sectors. The company is a pioneer of global distributed collaboration, with 1200+ colleagues in 75+ countries and very few office-based roles. Teams meet two to four times yearly in person, in interesting locations around the world, to align on strategy and execution.\nThe company is founder-led, profitable, and growing.\nCanonical is building a team dedicated to providing security coverage across a wide range of ecosystems and environments, working to make the world a better, safer place. We are hiring an Ubuntu Security Engineer to join an industry-leading security engineering team and help protect the open source community and Ubuntu users from emerging threats. We are looking for candidates across all levels of experience, from Graduate to Senior.\nAs part of the Ubuntu Security Team, you will work with some of the best and brightest people in technology to monitor, triage, respond to, and document new and existing vulnerabilities in open source software. You will collaborate with internal teams and external partners to identify issues, prioritize them, and coordinate remediation.\nThis is an engineering-focused role that may also involve activities such as producing security assessments, building features, conducting code reviews, developing internal tools, engaging with the open source community, and participating in industry initiatives and events.\nThis role requires international travel at least twice a year, usually for one week. It also requires the ability to be productive in a globally distributed team through self-discipline and self-motivation.\nLocation: Worldwide, this is a globally remote role\nThe role entails\nAnalyzing, fixing, and testing vulnerabilities in open source packages\nKeeping track of vulnerabilities in the Ubuntu ecosystem as they are discovered, researched, and fixed, leveraging internal tools\nCollaborating with other teams in the Ubuntu community and upstream developers, as needed, to exchange or develop vulnerability patches and ensure that Ubuntu includes the most robust security features\nAuditing source code for vulnerabilities\nBuilding features and tools to help teams strengthen the security of their products and contribute to the overall security of Ubuntu\nWhat we are looking for in you\nYou have a thorough understanding of the common categories of security vulnerabilities and techniques for fixing them\nYou are familiar with coordinated disclosure practices\nYou are familiar with open source development tools and methodologies\nYou are skilled in one or more of C, Python, Go, Rust, Java, Ruby, PHP or JavaScript/TypeScript\nYou have excellent logic, problem-solving, troubleshooting, and decision-making skills\nYou can clearly and effectively communicate with the team and Ubuntu community members\nExperience with Linux (Debian or Ubuntu preferred) \nExcellent interpersonal skills, curiosity, flexibility, and accountability\nAppreciative of diversity, polite, and effective in a multi-cultural, multi-national organization\nThoughtfulness and self-motivation\nResult-oriented, with a personal drive to meet commitments\nWhat we offer colleagues\nWe consider geographical location, experience, and performance in shaping compensation worldwide. We revisit compensation annually (and more often for graduates and associates) to ensure we recognize outstanding performance. In addition to base pay, we offer a performance-driven annual bonus or commission. We provide all team members with additional benefits which reflect our values and ideals. We balance our programs to meet local needs and ensure fairness globally.\nDistributed work environment with twice-yearly team sprints in person\nPersonal learning and development budget of USD 2,000 per year\nAnnual compensation review\nRecognition rewards\nAnnual holiday leave\nMaternity and paternity leave\nTeam Member Assistance Program & Wellness Platform\nOpportunity to travel to new locations to meet colleagues\nPriority Pass and travel upgrades for long-haul company events\nAbout Canonical\nCanonical is a pioneering tech firm at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open-source projects and the platform for AI, IoT, and the cloud, we are changing the world of software. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence; in order to succeed, we need to be the best at what we do. Most colleagues at Canonical have worked from home since our inception in 2004. Working here is a step into the future and will challenge you to think differently, work smarter, learn new skills, and raise your game.\nCanonical is an equal opportunity employer\nWe are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. 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