The Senior System Development Engineer will develop automated test systems for networking products that support Amazon Web Services' cloud infrastructure. This role involves collaborating with a diverse team of engineers to ensure the reliability and efficiency of test systems. The engineer will focus on building production-quality automated test systems and improving the stability of existing networks. This position offers a unique opportunity to influence the development of AWS's network and contribute to the success of the cloud platform.

• Experience in networking, storage systems, operating systems, and hands-on systems engineering.
• Experience building tools for building, testing, releasing, or monitoring.
• Experience with Linux/Unix.
• Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
• 8+ years of non-internship professional software development experience.
• 8+ years of programming experience with at least one modern language such as C++, C#, Java, Python, Golang, PowerShell, or Ruby.
• Experience with distributed systems at scale.
• Knowledge of Layer 2/3 networking protocols and hands-on experience with load balancers, switches, and routers.
• Experience qualifying networking hardware platforms and managing cross-team release-qualification dependencies.
• Familiarity with network test tools and traffic generators such as IXIA or Spirent.

• Design, build, and maintain automated test systems that scale across platforms and network roles.
• Integrate test systems with lab infrastructure and orchestration services for device lifecycle management.
• Own the reliability and maintainability of components by eliminating flakiness and driving down qualification runtimes.
• Show creativity and initiative to improve product test coverage and effectiveness.
• Debug complex, cross-layer failures spanning test infrastructure, software, and hardware.
• Partner with software, hardware, and networking teams to simulate complex real-world network designs.
• Raise the engineering bar through design reviews, code reviews, and mentoring of junior engineers.

• Employees at Amazon are often offered comprehensive health benefits—including multiple medical plan options (no pre-existing condition exclusions, 100% covered in-network preventive care), dental and vision plans, a 24/7 medical advice line from day one, expert second-opinion services, and broad mental-health support with several free counseling sessions (including pediatric). Financial wellness typically includes a 401(k) with company match (up to 2%), Restricted Stock Units (equity), FSAs, an emergency savings program, product and partner discounts, and even college-savings and home-purchase programs. Overall, the package is designed to support employees and their families’ health, finances, and day-to-day life.