Jobs / United States / Canonical USA INC
Software Engineer - L3 Support
Canonical USA INC · 🇺🇸 Home based - Worldwide
Sponsorship verdict
Sponsorship possible
One solid signal, not two — worth applying, and worth asking about sponsorship early.
- Employer is on a government sponsor recordThe US Department of Labor certified 1 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Feb 2026) — the step every H-1B hire needs first. USCIS also records 1 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
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Sponsor Radar — Canonical USA INC
The US Department of Labor certified 1 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Feb 2026) — the step every H-1B hire needs first. USCIS also records 1 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Canonical USA INC →
About the role
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. The company is founder-led, profitable, and growing. We are hiring a Software Engineer - L3 Support to… …work in a dynamic and exciting engineering role in Linux-based infrastructure and applications, covering all layers of the stack, including bare metal, virtualization (KVM), containerization (Docker/LXC/LXD), storage (Ceph and Linux filesystems), networking (OVS, OVN and Core networking), OpenStack, Kubernetes and the open source applications running on top of them. It will challenge you to show the breadth of your engineering skills, which will be needed to work on almost any aspect of Ubuntu and the open source applications large enterprise customers run. This role is an opportunity for a technologist with a passion for Linux and open source to build a career with Canonical and drive success for our customers, community and the company. If you have an affinity for open source software, great communication skills, and a passion for troubleshooting and fixing issues in technology used by millions across the world, then you will enjoy working with some of the best people in the industry at Canonical. This role deals with critical issues in the open source stack that require upstream bug fixes. Our engineers are able to work productively at any level of the stack including the kernel and in a wide range of languages, to understand and address the software issues at hand. Our group is critical to the success of our customers, partners and Ubuntu itself. You will help with troubleshooting and driving issues to resolution with workarounds, guidance, and bug fixes to be released upstream and in Ubuntu. Location: This is a remote role, we have teams in all time zones. The role entails • Resolve complex customer problems related to Ubuntu, Kernel, Ceph, OpenStack, or Kubernetes and other open source software • Maintain a close working relationship with Canonical's Field, Support and product engineering teams • Participate in upstream communities • Develop bug fixes, backport patches, and work with upstream for inclusion • Review code produced by other engineers • Demonstrate good judgment in technical methods and techniques • Prioritize work and manage your time effectively against those priorities • Participate in team discussions to improve processes, tools, and documentation • Maintain clear, technical and concise communications • Work from home and travel internationally up to 10% of work time for team meetings, events and conferences What we are looking for in you • An exceptional academic track record • Background in Computer Science, STEM or similar • Experience with Linux and open source software • Experience with at least one of Python, Go, C or C++ on Linux • A drive to learn unfamiliar technology and deep-dive difficult issues • Willingness to travel up to 4 times a year for internal events Nice-to-have skills • You love technology and working with brilliant people • You are curious, flexible, articulate, and accountable • You value soft skills and are passionate, enterprising, thoughtful, and self-motivated • You have interest in, or willingness to l