As Systems Development Engineer, you will be responsible for defining the system design, architecture of Sidewalk Wireless Protocol to build a low power, low latency, reliable wireless IoT network. As a member of our team, you will be interacting closely with the business and cross-functional engineering teams across different organizations to gather engineering requirements, design and implement new features. You will contribute to all aspects of an agile software & systems development life cycle including design, architecture, development, documentation, testing and operations. You are the engineer that other engineers can count on; you are technical, you attack every problem with enthusiasm.


Key job responsibilities
* Dive deep and take ownership for critical design issues involving algorithm/protocol design, multi radio coexistence, overall system performance, etc.
* Participate in design reviews for complex wireless systems, simulations, algorithms and software development
* Define and optimize wireless systems and software architecture and implementation
* Optimize existing protocol and identify solutions to enhance network coverage and channel capacity
* Further existing protocol stack for low power wireless networks, network management tools and processes that increase overall efficiency of network
* Responsible for network simulation framework to develop, test and maintain simulation models
* Define and/or refine system requirements, participate in the development and delivery of Interoperability-related features such as system health monitoring, diagnostics, repair, and other self-healing automation.
* Implement key metrics, set system performance KPIs, design debug tools and integrate with backend solutions to continuously monitor and improve on our network solutions
* Define and support regulatory certification requirements and compliance efforts
* Model networks using Matlab, Python, C++, NS-3 or similar tools.

About the team
Amazon Sidewalk is a new long-term effort to greatly extend the working range of low-bandwidth, low-power, smart lights, sensors, and other low-cost devices customers install at the edge of their home network. We believe customers shouldn’t have to settle for connected devices that lose functionality past the front door. With Amazon Sidewalk, customers will be able to place smart devices anywhere on their property and know the devices will work, even in dead spots where Wi-Fi and Bluetooth don’t reach, helping bridge the connectivity gaps around our homes!

We are open to hiring candidates to work out of one of the following locations:

Sunnyvale, CA, USA

As Systems Development Engineer, you will be responsible for the system design, architecture of Sidewalk across multiple domain to define large scale wireless network performance data, metrics, tools, and services to gather insights and improve network capacity, availability, and operations. In this role, you will architect and design the services that power network analytics, coverage and operational systems. Your ownership spans across data analytics, ML services, security, AWS IoT, network coverage, network health and operations. You will work closely and cross-functionally with several Amazon teams. You must be responsive, flexible, and able to succeed within an open and collaborative peer environment. You will contribute to all aspects of an agile software & systems development life cycle including design, architecture, development, documentation, testing and operations. You are the engineer that other engineers can count on; you are technical, you attack every problem with enthusiasm.

Key job responsibilities
* Dive deep and take ownership for critical design issues involving algorithm and along with overall system performance.
* Participate in design reviews for complex systems, simulations, algorithms, and software development
* Define and optimize systems and software architecture and implementation
* Optimize existing designs and identify solutions to enhance network coverage and channel capacity
* Define and/or refine system requirements, participate in the development and delivery of features such as system health monitoring, diagnostics, repair, and other self-healing automation.
* Implement key metrics, set system performance KPIs, design debug tools and integrate with backend solutions to continuously monitor and improve on our network solutions
* Model networks using Matlab, Python, C++, NS-3 or similar tools.

About the team
Amazon Sidewalk is a new long-term effort to greatly extend the working range of low-bandwidth, low-power, smart lights, sensors, and other low-cost devices customers install at the edge of their home network. We believe customers shouldn’t have to settle for connected devices that lose functionality past the front door. With Amazon Sidewalk, customers will be able to place smart devices anywhere on their property and know the devices will work, even in dead spots where Wi-Fi and Bluetooth don’t reach, helping bridge the connectivity gaps around our homes!

We are open to hiring candidates to work out of one of the following locations:

Sunnyvale, CA, USA

This role can be in Seattle, WA, Austin, TX, New Jersey, San Francisco, CA or Sunnyvale, CA.

Amazon is seeking a talented and seasoned Senior Applications Security Engineer to focus on securing the ecosystem that powers Amazon Customer Service (CS). CS is one of the largest customer service organizations in the world. Our business operations include tens of thousands of Customer Service Associates around the globe who provide world-class support to customers 24 hours a day, 7 days a week, and in over 15 languages (and growing).

This position will provide you with a challenging opportunity to solve difficult security problems at planetary scale. As a senior security engineer, you will help define short-term and long-term security strategy. You will balance your efforts between strategic and operational deliverables. You will have the opportunity to work with talented engineering teams within Amazon to ensure applications are designed and built securely. You care deeply about keeping Amazon customers secure and therefore are passionate about finding, and mitigating vulnerabilities/risks by providing actionable guidance to product teams and drive long term security improvements. You're well-known for your excellent prioritization skills as well as your ability to communicate at all levels of an organization (technical and non-technical). The successful candidate must be autonomous, comfortable operating in highly ambiguous situations, and must deliver results in a fast-paced environment.

Your responsibilities will include:


- Perform security reviews including secure design and architecture, threat modeling, threat assessments, secure code reviews, security testing, and security certifications

- Identify security gaps in applications, services, and products including internally developed, as well as third party solutions

- Determine findings criticality taking into account the relevant business, technical, and threat environment

- Produce reports that describes the work perform for a variety of audiences including technical and non-technical stakeholders

- Communicate findings to relevant stakeholders through a combination of verbal and written reports. Identify owners, and drive mitigation of findings within established SLAs

- Record findings and supporting evidence, work product, and testing results following established policies and procedures

- Design, develop, deploy, and maintain security automation, secure-by-default solutions, and other solutions that will enable developer and security engineering productivity using scripting or programming languages

- Develop a broad and deep technical understanding of the services, architectures, and products pertaining to the Customer Service organization

- Contribute to the long-term and short-term security strategy to ensure that applications are designed and built securely

- Comfortably transition between big picture, strategic thinking and tactical, day-to-day operational execution

- Review technical solutions to provide guidance to help mitigate security vulnerabilities as well as provide actionable long-term and short-term risk mitigation recommendations

- Improve secure software development life-cycle (SSDLC) practices across multiple organizations in Amazon

- Influence decision-makers and stakeholders to achieve a consistently high security bar

- Create relevant documentation, security guidance, and metrics to report to your stakeholders and business leaders and deliver these in a clear, concise manner

- Lead security initiatives with end-to-end ownership

- Participate in security escalations support including on-call rotation

- Evaluate and recommend new and emerging security products and technologies

- Support for mentoring, team building, recruiting activities, onboarding of new team members

- Own and carry out new, reoccurring, or ad-hoc security engineering projects and consultations

- Deliver practical security solutions providing the most customer-centric experience on the planet

- Must be a kind human who enjoys working in a fun team

We are open to hiring candidates to work out of one of the following locations:

Sunnyvale, CA, USA

Amazon Lab126 is an inventive research and development company that designs and engineers high-profile consumer electronics. Lab126 began in 2004 as a subsidiary of Amazon.com, Inc., originally creating the best-selling Kindle family of products. Since then, we have produced groundbreaking devices like Fire tablets, Fire TV and Amazon Echo. What will you help us create? Work hard. Have fun. Make history.

We are seeking a highly motivated Quality Assurance Analyst to join our Devices team. The ideal candidate will be flexible, detail-oriented, and skilled at working with internal customers (Hardware, Software, Product teams) for tool testing and provide technical support to teams. As a QA Analyst on the team, you will champion the quality of our features in our development pipeline using both automated and manual tests, reporting and verifying defects, and signing-off on features and release candidates


Responsibilities:

• Work with hardware and software teams to create test plans and test cases
• Running test cases on devices – such as executing use case scenario based testing.
• Write, read, run, and enhance test scripts in collaboration with Software teams
• Execute test cases in the field and interpret and report testing results, and be a vocal proponent for quality in every phase of the development process
• Find, isolate, document, regress, and track bugs through resolution
• Travel to different locations in bay area and others to support collection
• Support projects including setup and verification of all system components, trouble-shooting during set-up and live sessions, and ensure integrity and upload, metrics reporting tasks and processes, and document best practices
• Provide technical support to the field operation or trials team.
• Apply knowledge of wireless and networking technologies, mobile devices, and quality assurance practices to ensure that connected devices meet all target requirements
• Gaining knowledge of the features and detailed functional requirements of the work well enough to execute your assigned tests
• Lift 20 lbs. of weight, with or without reasonable accommodation, if and when needed to test and move devices
• May need to shift working hours or dates depending on the project needs