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Amazon · IL, Haifa

# SW Development Engineer, AWS Elastic Network Adapter Firmware team, ENA

IL, Haifa Software Engineering 

Listed on Amazon’s official careers site. Posted June 21, 2026. Check that it is still open and apply there.
[Apply on Amazon’s careers site →](https://www.amazon.jobs/en/jobs/10454437/sw-development-engineer-aws-elastic-network-adapter-firmware-team-ena)

[OpenNash Jobs](https://jobs.opennash.com/) / [Amazon](https://jobs.opennash.com/companies/amazon/) / SW Development Engineer, AWS Elastic Network Adapter Firmware team, ENA

## Job description

Working for Annapurna Labs is thrilling, fast-paced, and a constant learning experience. As an ENA Drivers SW development engineer, you will be responsible for developing kernel-space and user-space network drivers, running on the customer’s virtual machines. You will develop features for Annapurna Labs next-generation hardware to enable high network bandwidth and packets-per-seconds (PPS) performance with consistently low latency.

As an ENA Drivers SW development engineer, you will play a key role in shaping SW designs, keep-up with new features and enhancements provided by various operating systems, and help resolve complex customer issues. You will continuously evolve technically, while working to monitor AWS cloud health, maintain high-quality standards, develop highly-optimized code, and provide exceptional customer satisfaction.

Annapurna Labs, as part of Amazon Web Services (AWS), develops innovative hardware and software for AWS cloud customers. Annapurna Labs is like a big start-up in AWS. We develop cutting-edge technologies, work with amazingly talented engineers, and truly shape the future. Thanks to our teams’ breadth of professional engineers, we have been able to improve AWS cloud networking infrastructure, with products such as Elastic Network Adapter (ENA).

Our products are at the heart of the cloud, playing a key role, and used by millions and millions of customers!

ENA drivers are available for all supported operating systems (e.g. Linux, Windows, DPDK, FreeBSD, MacOS, …) and run on the host virtual machine. The Linux, DPDK, and FreeBSD ENA drivers are open-source and available in the official Amazon drivers github and corresponding operating systems’ repositories. The ENA drivers are responsible to manage the interface between the Nitro controller and the virtual instance, manage resources and configurations, and implement various networking enhanced features.

A SW engineer in ENA Drivers team will design, develop, and upstream new features for AWS Nitro servers, work with internal and external customers, and continuously invest efforts in maintaining high-quality operational bar.

## At a glance
- Posted by the employer: Jun 21, 2026
- First seen by OpenNash: Aug 20, 2026
- Last checked: Oct 18, 2026
- Listed for: 119 days
- Location: IL, Haifa[Apply on Amazon’s careers site →](https://www.amazon.jobs/en/jobs/10454437/sw-development-engineer-aws-elastic-network-adapter-firmware-team-ena)

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