Principal Research Scientist Jobs in United States

73 open Principal Research Scientist jobs in United States at 38 companies, including Amazon, Cisco and Salesforce. Updated daily from company career pages.

Amazon

Amazon is an e-commerce website for consumers, sellers, and content creators.

Cisco

Cisco develops, manufactures, and sells networking hardware, telecommunications equipment, and other technology services and products.

Salesforce

Datorama is a marketing intelligence platform that transforms the way marketers optimize their marketing performance.

Microsoft

3 more open roles at Microsoft

Epic Games

Epic Games is an interactive entertainment company that develops games and offers its game engine technology to other developers.

Canva

Palo Alto Networks

5 more open roles at Palo Alto Networks

Snowflake

Snowflake is a cloud data platform that provides a data warehouse-as-a-service designed for the cloud.

Hewlett Packard Enterprise

Hewlett Packard Enterprise is an edge-to-cloud company that uses comprehensive solutions to accelerate business outcomes.

Zscaler

Zscaler is a global cloud-based information security company that enables secure digital transformation for mobile and cloud.

WHOOP

WHOOP is a performance optimization system that tracks athlete recovery, training, and sleeping hours to help boost performance.

Pfizer

Pfizer is a biopharmaceutical company that provides affordable access to safe, effective medicines and health care services.

Huntress

Huntress is the leading cybersecurity partner for small and mid-sized businesses (SMBs) and the managed service providers that support them.

Regeneron

Regeneron Pharmaceuticals specializes in the discovery, development, and commercialization of innovative medicines.

Snorkel AI

The data-centric platform of enterprise AI

Lightmatter

Lightmatter changes chip architecture, powering faster, energy-efficient computing with photonic processors for sustainable AI advancement.

BioMARC

BioMARC, as a service entity under the Infectious Disease Research Center (IDRC) at Colorado State University (CSU)

5 more open roles at BioMARC

NVIDIA

NVIDIA is a computing platform company operating at the intersection of graphics, HPC, and AI.

GitLab

GitLab is a web-based Git repository manager that offers a variety of features for software development teams.

Workday

VNDLY offers a vendor management SaaS platform that helps manage contingent workforce needs.

Updated 2026-10-10.