Amazon

Machine Learning Engineer - Semantic Reasoning (Highway)

Amazon$189K — $258K *
Transportation
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • MS in Computer Science, Robotics, Electrical Engineering, or similar (3-5 years experience) or PhD (0-2 years) with software engineering experience in autonomous driving or robotics.
  • Deep expertise in 2D/3D computer vision, semantic segmentation, and deep learning architectures.
  • Proficiency in C++ and Python programming languages.
  • Experience with popular deep learning frameworks like JAX or PyTorch.
  • Demonstrated success in deploying real-time machine learning models on resource-constrained systems.

Responsibilities

  • Design, train, and deploy deep learning models for advanced semantic reasoning in highway environments.
  • Collaborate with teams to enhance machine learning stacks for specific highway scenarios.
  • Define semantic representation requirements and establish validation workflows with motion planning teams.
  • Optimize models for real-time efficiency within strict computational limits.
  • Investigate and resolve perception regressions and edge cases related to high-speed driving.
  • Contribute to the strategic architecture for scaling semantic reasoning across Zoox's fleet.

Benefits

  • Comprehensive health insurance coverage.
  • Paid time off including sick leave and vacation.
  • Long-term and short-term disability insurance.
  • Life insurance provisions.
  • Zoox Stock Appreciation Rights and Amazon RSUs.
Full Job Description
The Scene Understanding Semantic Reasoning team at Zoox builds the high-performance reasoning engines that allow our autonomous vehicles to navigate complex driving environments and high-speed roads. We translate sensor data and detected objects into deep semantic understanding, ensuring our robots make human-level decisions in real-time.

We are seeking experienced engineers passionate about the intersection of robotics and cutting-edge AI. In this role, you will focus on critical initiatives alongside partner Perception and motion planning teams to develop production-grade multi-task transformers, and integrate cutting-edge Vision Language Action (VLA) model outputs to build comprehensive spatial representations for our fleet. You will tackle the inherent unpredictability of urban driving on highways & freeways to improve range and accuracy, ensuring our vehicles remain safe and resilient at all times.

In this role, you will...

  • Model Training & Deployment: Design, train, and deploy deep learning models for semantic reasoning, specifically tailored to achieve the extended spatial range and high fidelity required for high-speed highway environments.
  • >
  • Cross-Functional Collaboration: Collaborate with the Scene Intelligence, Semantic Grounding, and PCP Mapping teams to adapt and elevate the unified machine learning stack for highway scenarios.
  • >
  • Requirements & Validation: Partner with downstream motion planning teams to define semantic representation requirements, establish robust validation workflows, and ensure model outputs meet strict safety and clearance metrics.
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  • Optimization: Optimize deep learning models for real-time inference efficiency, ensuring low-latency execution within the rigorous compute constraints of the Zoox vehicle platform.
  • >
  • Edge Case Resolution: Investigate and resolve perception-related regressions and edge cases found in high-speed driving simulations and live fleet data.
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  • Strategic Architecture: Contribute to the long-term "North Star" architecture for Perception Semantic Reasoning, paving the way for scalable fleet deployment across new vehicle platforms.
  • >


Qualifications

  • MS (3-5 years) or PhD (0-2 years) in Computer Science, Robotics, Electrical Engineering, or a related field, with professional software engineering experience - ideally in autonomous driving, robotics, or computer vision.
  • >
  • Deep understanding of 2D/3D computer vision, semantic segmentation, and deep learning architectures.
  • >
  • Exceptional programming skills in modern C++ and Python.
  • >
  • Hands-on experience with modern deep learning frameworks like JAX or PyTorch.
  • >
  • Proven track record of deploying real-time machine learning models on resource-constrained embedded systems or on-bot hardware.
  • >


Bonus Qualifications

  • Prior experience dealing with highway autonomous driving scenarios and their specific mapping/perception challenges.
  • >
  • Familiarity with state-of-the-art, BEV, Sparse Transformer architectures and Vision-Language Models (VLMs).
  • >
  • Strong publication record in top AI conferences or journals (e.g., CVPR, ICCV, ECCV, ICML, NeurIPS).
  • >


$189,000 - $258,000 a year

Base Salary Range

There are three major components to compensation for this position: salary, Amazon Restricted Stock Units (RSUs), and Zoox Stock Appreciation Rights. A sign-on bonus may be offered as part of the compensation package. The listed range applies only to the base salary. Compensation will vary based on geographic location and level. Leveling, as well as positioning within a level, is determined by a range of factors, including, but not limited to, a candidate's relevant years of experience, domain knowledge, and interview performance. The salary range listed in this posting is representative of the range of levels Zoox is considering for this position.

Zoox also offers a comprehensive package of benefits, including paid time off (e.g. sick leave, vacation, bereavement), unpaid time off, Zoox Stock Appreciation Rights, Amazon RSUs, health insurance, long-term care insurance, long-term and short-term disability insurance, and life insurance.

About Amazon

Audible is a provider of spoken audio information and entertainment , on the Internet. They provide premium spoken audio content, such as audio versions of books and newspapers and radio programs, that is delivered over the Internet and played back on personal computers and hand-held electronic devices. The Audible service allows consumers to purchase and download their content from their Website, store it in digital files and play it back on personal computers and electronic devices. More than 15,000 hours of audio content are available on their Web site, including audio versions of books, periodicals and radio programs. Several manufacturers have agreed to support and promote the playback of their content on their hand-held audio-enabled electronic devices.

Amazon Careers

Joining Amazon presents an unparalleled opportunity to become part of a vibrant team pushing the boundaries of innovation and growth in the global marketplace. As a leader in e-commerce, technology, and logistics, Amazon offers a variety of job opportunities that cater to a range of skills and professional interests. Work You’ll Do At Amazon, every day is an opportunity to collaborate with the brightest minds in technology and business to redefine what’s possible. Whether you’re interested in software development, marketing, human resources, or customer service, Amazon has a position waiting for you. Transform the way the world shops and innovates with our diverse and inclusive team. Amazon is not just a company; it’s a community where you can drive real change and contribute to projects impacting millions globally. Lead with Innovation and Leadership Amazon is the perfect place to enhance your leadership and innovation skills. Our culture encourages pushing the envelope and imagining the unimaginable. Here, you will lead projects that challenge the status quo and define new industry standards. Work with a team that values diversity and is committed to creating an inclusive environment. Our leadership is focused on harnessing the collective power of unique perspectives to foster growth and innovation. Explore Amazon’s Employment Benefits Amazon’s commitment to its employees extends beyond just career growth. We offer competitive benefits, including health care, parental leave, and diversity training, ensuring that our team not only excels professionally but also enjoys well-being and security. Internship and Networking Opportunities Start your career with an Amazon internship and gain hands-on experience that matters. Our internships provide a gateway to full-time employment and an opportunity to network with professionals across various sectors of the company. Future-Proof Your Career With Amazon, your career path is filled with numerous opportunities for advancement. Our learning and development programs are designed to nurture your professional growth and keep you at the forefront of industry trends. Stay Connected Join Our Team Discover the job opportunities at Amazon that match your skills and interests. We are constantly on the lookout for passionate, curious, and innovative team players ready to make a difference. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. Job Alert Emails Customize your subscription to receive job alerts, the latest news, and insider tips tailored to your preferences. Explore the exciting and rewarding career opportunities that await at Amazon. Amazon is more than just a company—it’s a platform for building a promising future. Whether you’re starting or looking to advance your career, Amazon offers the resources, support, and network you need to succeed. Join us, and be a part of our continuing mission to be Earth's most customer-centric company.
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Industry
Net Income
$21.3 billion
Founded
1994
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