Senior Embedded Software Engineer, Network Drivers, ENA

- B.Sc. degree in Computer Science or Electrical Engineering
- 5+ years of professional experience in SW development
- 3+ years of network driver development
- Expertise in at least one of the following: Linux, Windows, DPDK, or FreeBSD network drivers development
- Strong hands-on experience in C development, with a mindset for developing optimized code
- Ability to define and design cross system solutions

AWS Utility Computing (UC) provides product innovations — from foundational services such as Amazon’s Simple Storage Service (S3) and Amazon Elastic Compute Cloud (EC2), to consistently released new product innovations that continue to set AWS’s services and features apart in the industry. As a member of the UC organization, you’ll support the development and management of Compute, Database, Storage, Internet of Things (Iot), Platform, and Productivity Apps services in AWS. Within AWS UC, Amazon Dedicated Cloud (ADC) roles engage with AWS customers who require specialized security solutions for their cloud services.

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.

A day in the life
Diverse Experiences
Amazon values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn’t followed a traditional path, or includes alternative experiences, don’t let it stop you from applying.

Why AWS
Amazon Web Services (AWS) is the world’s most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

- Work/Life Balance
We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why flexible work hours and arrangements are part of our culture. When we feel supported in the workplace and at home, there’s nothing we can’t achieve in the cloud.
Inclusive Team Culture
Here at AWS, it’s in our nature to learn and be curious. Our employee-led affinity groups foster a culture of inclusion that empower us to be proud of our differences. Ongoing events and learning experiences, including our Conversations on Race and Ethnicity (CORE) and AmazeCon (gender diversity) conferences, inspire us to never stop embracing our uniqueness.
Mentorship and Career Growth
We’re continuously raising our performance bar as we strive to become Earth’s Best Employer. That’s why you’ll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional.

About the team
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!

To learn more about Annapurna Labs and get a feel of our products, you are welcome to watch the following videos:

AWS re:Invent 2022 - Powering Amazon EC2: Deep dive on the AWS Nitro System (Ravi Murty)
AWS re:Invent 2022 - Keynote with Peter DeSantis
AWS re:Invent 2022 - Leaping ahead: The power of cloud network innovation (Dave Brown)
Working in SW development at AWS

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.

- Experience with real-time performance profiling and optimization
- Good understanding of TCP/IP stack
- Experience with various networking protocols
- Experience working with the open-source community
- Experience from companies which develop their proprietary ASIC as well as its corresponding drivers

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.