Senior Linux Engineer
Join Cloudflare as a Senior Linux Engineer to enhance the performance and security of Linux platforms across a global network.
Posted by employer 2 days ago
First seen on Joblaze 1 day ago
Last verified on the company career page 1 day ago
Skills & Technologies
What you'll build
- Keep Cloudflare Linux platforms secure and up-to-date
- Help with deployment and delivery of the Linux kernel
- Monitor and resolve kernel bugs and performance regressions
- Design tools and frameworks for engineering teams
- Research and adopt the latest Linux kernel security features
Must have
- Experience with the Linux kernel and Linux software packaging
- Comfortable working in Go, Rust, C, Bash, and Python
- Understanding of Linux and POSIX operating systems concepts
- Familiarity with containerization technologies in Linux
- Experience with configuration management and CI/CD pipelines
- Version control systems (git)
Nice to have
- Performance analysis and debugging
- Time series databases such as OpenTSDB, Graphite, Prometheus or Grafana
- Network fundamentals DHCP, ARP, subnetting, routing, firewalls, IPv6, BGP
- Experience in a DevOps team structure
- Experience with programming in C, Rust, Go, or similar languages
- Strong tooling and automation development experience
AI in the day-to-day
Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow.
Not disclosed in this posting: compensation, years of experience, visa sponsorship.
Joblaze summary
In the role of Senior Linux Engineer at Cloudflare, the individual will focus on maintaining and optimizing Linux platforms to ensure security and performance across a vast network. Key skills include expertise in the Linux kernel, proficiency in programming languages such as Go and Rust, and familiarity with containerization and CI/CD practices. This position is well-suited for experienced engineers who thrive in collaborative environments and are adept at solving complex technical challenges. Cloudflare's culture emphasizes innovation and continuous improvement, making it an engaging place for those who enjoy tackling significant Internet infrastructure issues.
Joblaze insights
- Listed yesterday — first seen on Joblaze November 12, 2026. Last confirmed on Cloudflare's careers page November 12, 2026.
- Kubernetes appears in 68.1% of 185 comparable senior devops/sre roles in United States; Graphite appears in 0.5% of 185 comparable senior devops/sre roles in United States.
Quick facts
- Is the Senior Linux Engineer role remote?
- It's hybrid — Cloudflare expects some on-site time in United States.
- Where is the role based?
- Cloudflare is hiring for this position in United States.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: ARP, BGP, C, Chef, DHCP, Docker.
- What seniority level is this role?
- Cloudflare targets senior candidates for this position.
- Is this full-time or contract?
- Full-time for this Senior Linux Engineer role at Cloudflare.
From the original posting
About Us
Linux Engineer
An engineering role at Cloudflare provides an opportunity to address some big challenges, at scale. We believe that with our talented team, we can tackle some of the biggest security, reliability and performance problems facing the Internet.
We are searching for Linux engineers to make our flavour of Linux fast, resilient and reliable across the many use cases that a distribution saving the Internet requires.
Our Engineers come from a variety of technical backgrounds and work across a broad range of environments and codebases. Common qualities across all of our performance-focused engineers include a passion for analysis, optimization, scaling, networking, cross-team collaboration and hard problem solving.
What you would be doing
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Keep Cloudflare Linux platforms secure and up-to-date
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Help with quick and safe deployment and delivery of the Linux kernel and basic operating system to Cloudflare Datacenters in more than 335 cities in over 100 countries
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Continuously monitor and resolve kernel bugs and performance regressions
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Design tools and frameworks for other engineering teams to successfully embrace and enable the latest Linux kernel features and optimizations
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Help porting the Cloudflare software stack to new hardware platforms and architectures
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Research and adopt the latest Linux kernel security features and performance improvements
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Build tools and CI/CD pipelines for safe and automated operating system continuous deployment
Requisite skills:
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Experience with the Linux kernel and Linux software packaging
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CS fundamentals and comfortable working in multiple programming languages and codebases; Comfortable working in Go, Rust, C, Bash, and Python.
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Familiarity with constructing and using eBPF programs.
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Understanding of Linux and POSIX operation systems concepts: processing, files, syscalls, and networking
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Containerization technologies in Linux (e.g Docker, Namespaces, Cgroups)
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Configuration management (e.g Saltstack, Chef) and CI/CD pipelines
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Version control systems (git)
Examples of desirable skills, knowledge and experience
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Performance analysis and debugging
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Time series databases such as OpenTSDB, Graphite, Prometheus or Grafana
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Key/Value stores
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Network fundamentals DHCP, ARP, subnetting, routing, firewalls, IPv6, BGP
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Experience in a DevOps team structure
Bonus Points
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Experience with programming in C, Rust, Go, or similar languages
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Experience with rapid release engineering
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Upstream community contribution
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Strong tooling and automation development experience
Some tools that we use
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Consul
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Docker
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Grafana
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Kubernetes
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Nginx
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Nomad
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PostgreSQL
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Prometheus
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Salt
What Makes Cloudflare Special?
Standard company text repeated across Cloudflare's postings is omitted here.