eBPF/Kernel Engineer


Isovalent is the company founded by the creators of Cilium and eBPF. Isovalent builds open-source software and enterprise solutions solving networking, security, and observability needs for modern cloud native infrastructure. The flagship technology, Cilium, is the choice of leading global organizations, including Adobe, AWS, Capital One, Datadog, GitLab, Google, and many more. Isovalent has headquarters in Cupertino, CA (US) and Zurich, Switzerland (EU) and is backed by Andreessen Horowitz, Google, M12 (Microsoft), Grafana Labs and Cisco Investments.

The Community you will join:

The Cilium team is a distributed group of subject matter experts in Kubernetes, Cloud Native technologies, networking, eBPF and Linux Kernel development. 

About this role

As an integral member of the Cilium team, you will be at the forefront of innovation, contributing to the development of high-performance eBPF code for our open source projects—Cilium, Hubble, and Tetragon. Embrace the opportunity to shape the future of Kubernetes, Cloud Native technologies, networking, and Linux Kernel development. Your expertise in eBPF, Linux Kernel development, and cloud-native technologies will be instrumental in driving innovation and delivering cutting-edge solutions to our global community of users.

A typical day:

  • Developing high-quality eBPF code for the Cilium, Hubble & Tetragon open source projects while following open source development principles and best practices.

  • Linux Kernel upstream development

  • Active participation in the open-source community

  • Possibility to speak at public conferences about achievements (if desired)


Your Expertise:

  • Computer Science degree, or equivalent experience.

  • Multiple years of experience with C and eBPF knowledge. GO knowledge is a plus.

  • Strong knowledge about Linux systems design and either security or networking.

  • Desire to write high quality and efficient code.

  • A public track record of open source code commits is a plus.

  • Experience in public speaking at technical open source conferences is a plus.

Who we are:

Isovalent is driven by a simple goal: Building amazing technology and making our customers successful with it. Beginning with our open source roots, building outstanding technology with a great team continues to be at the core of everything we do. We work every day to inspire our customers with our products and exceed their expectations. Beyond technology, many Isonauts share a love of the outdoors, running, hiking, skiing, climbing and biking.

Our Core Values:

Remote First: We strongly believe in a remote-first philosophy. Our work and communication culture allows teams to be successful regardless of their location.

Mutual Respect: It is the cornerstone of our values to foster trust and create a safe space for growth and innovation and is at the heart of everything we do.

Open- Source & Transparency: Our culture is deeply rooted in Open Source principles. We thrive on openness, transparency, and inclusion.

Work & Adventure Balance: The work we do is very exciting and challenging. We encourage hard-work but also encourage our team to take the time needed to recharge and balance life. We are here to support each other in that personal balance.

Personal Growth: This means different things to each of us and at Isovalent, we are dedicated to supporting your unique growth objectives, whatever they may be.

Why should you join us:

At Isovalent, our continuous endeavor is to create an environment where our Isonauts can embrace their authentic selves. Central to our daily operations is a deep-rooted commitment to mutual respect. We value and honor diverse perspectives, actively listening to one another. As a globally distributed team spanning nine timezones, we embrace the richness that our diverse locations bring.

At our company, we prioritize the well-being, motivation, focus and creativity of our employees. With these objectives in mind, we have developed comprehensive wellness programs, tailored to their needs. We have cultivated a work environment that fosters a genuine love for what we do, and we believe you will feel the same.

Our benefits package varies by location and may include pension, 401K, health insurance and more depending on the country of employment. We prioritize company-wide offsites to foster team connection, cross-department collaboration, and time to strengthen our relationships and culture. We offer a Flexible Time Off philosophy, encouraging a minimum number of days per year for rejuvenation. Our Mental Health and Wellbeing program supports individuals in finding their own strategies for work-life balance through activities like mindfulness and yoga, complemented by employee support channels and a monthly stipend. We offer inclusive parental leave and provide competitive compensation packages tailored to each role.

Isovalent is committed to fostering a culture that celebrates diversity, inclusion and an authentic workspace. We understand that not everyone who applies from a more diverse background will meet all the requirements on day one. If you’re excited about this role but your past experience doesn’t align perfectly with every qualification, we encourage you to apply anyway. Also, if you have a disability, please let us know if there’s any way we can make the interview process better for you; we’re happy to accommodate!

Please note that benefits vary by country. If you have any questions, please don’t hesitate to ask our Talent Acquisition Partner.

As part of the hiring process, Isovalent may conduct a background check through a 3rd party with an applicant’s consent. Result of any background check will be considered as part of the hiring process, but may not necessarily disqualify a candidate from employment.

Minimum salary of $140,000 to maximum $220,000.

These pay ranges are intended to cover roles based across the United States. The actual offer depends on various factors including geographic location and review of experience, knowledge, skills and abilities of the applicant. Compensation for the candidates outside of the US will vary depending on the local market.

Location: In this role, you can work remotely from anywhere, with a preference for candidates in the US and Europe time zone.

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