Motional is hiring a

Senior Software Engineer, Semantic Search

Pittsburgh, United States

Mission Summary:

Motional's autonomous vehicles collect petabytes of data on the road every day. The Semantic Search Team manages data infrastructure, processing, and visualization for Motional's machine learning data. Our team also provides a scenario mining framework that other teams in Autonomy use to mine for complex and rare scenarios to improve our ML training model and av-stack performance.

As our data continues to grow in 2023, our team is looking for a Senior Software Engineer to design scalable data processing infrastructure and improve the efficiency of the data architecture and scenario mining framework for the entire Autonomy organization.

What you'll be doing: 

  • Build a text-to-image search engine for improved data discovery and data annotation 
  • Design and implement new data pipelines for other Autonomy teams
  • Migrate the existing scenario mining framework to Apache Spark
  • Scale the existing Semantic Search data infrastructure and data pipelines

What we're looking for:

  • Strong experience in large-scale data processing with Apache Spark
  • Strong coding experience with Python or Scala
  • Solid experience in developing data pipelines with Apache Airflow  
  • Solid experience in AWS/Cloud (e.g., API Gateway, EKS,  Lambda, OpenSearch, Redshift, S3)
  • Experience interacting with REST APIs and microservices
  • Ability to mentor junior engineers
  • Ability to communicate clearly to non-domain experts about potentially complex behaviors

Bonus Points (not required):

  • Web backend experience with C#.Net
  • Autonomous Vehicle experience

Why you should join us: 

  • Opportunity to build impactful products across the organization
  • Help shape the technical roadmap towards a better product
  • Be part of a rapidly growing team that interfaces with many branches of the organization

Working conditions:

  • While performing the duties of this job, the employee is frequently required to convey and detect communication
  • The employee occasionally required to remain stationary at times for up to 50% of working time, move in designated working areas; & operate and use office equipment
  • The employee may occasionally move up to 50 pounds

The Motional Pittsburgh office is located in the new Hazelwood Green development, a culmination of the city’s goal of restoring an economic driver to the neighborhood in a thoughtful, inclusive, and sustainable way. With views along the Monongahela river, the Pittsburgh office is in the heart of this new state of the art development.  This position can support remote work within the United States. 

The salary range for this role is an estimate based on a wide range of compensation factors including but not limited to specific skills, experience and expertise, role location, certifications, licenses, and business needs. The estimated compensation range listed in this job posting reflects base salary only. This role may include additional forms of compensation such as a bonus or company equity. The recruiter assigned to this role can share more information about the specific compensation and benefit details associated with this role during the hiring process. 

Candidates for certain positions are eligible to participate in Motional’s benefits program. Motional’s benefits include but are not limited to medical, dental, vision, 401k with a company match, health saving accounts, life insurance, pet insurance, and more.

Salary Range
$136,500$225,000 USD

Motional is a driverless technology company making self-driving vehicles a safe, reliable, and accessible reality.

The Motional team is made up of engineers, researchers, innovators, dreamers and doers, who together are creating a first-of-its-kind technology with the potential to transform the way we move. We’re behind some of the industry's largest leaps forward, including the first fully-autonomous cross-country drive in the U.S, the launch of the world's first robotaxi pilot, and operation of the world's most-established public robotaxi fleet.

As a leader in an emerging industry that has the promise of creating safer, more reliable and accessible transportation for all, it’s imperative we have a diverse workforce, create an inclusive culture, and understand the communities we operate in around the world. 

Diversity, Equity and Inclusion is fundamental to Motional’s success. That’s why we’ve established a team to ensure DEI is at the forefront of the candidate and employee experience, beginning with the hiring process and continuing throughout your career. We also partner with organizations like the National Society of Black Engineers, the Society of Hispanic Professional Engineers, and the Society of Women Engineers to ensure our DEI work is informed by the latest thinking and approaches.

Strategically formed by Hyundai Motor Group and Aptiv, Motional is fundamentally changing how people move through their lives. Headquartered in Boston, Motional has operations in the U.S and Asia. For more information, visit and follow us on Twitter, LinkedIn, Facebook, Instagram and YouTube.


Motional AD Inc. is an EOE. We celebrate diversity and are committed to creating an inclusive environment for all employees. To comply with Federal Law, we participate in E-Verify. All newly-hired employees are queried through this electronic system established by the DHS and the SSA to verify their identity and employment eligibility.

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