- Microsoft Corporation (Sunnyvale, CA)
- …Florence, and the open-source Phi models. We are looking for a ** Principal Researcher - CoreAI** with significant experience in large-scale model training, data ... datasets to optimize training outcomes + 3+ years of proven ability to design and scale training infrastructure and pipelines in production environments + 3+ years… more
- Virgin Galactic (Tustin, CA)
- Virgin Galactic seeks a Principal Quality Engineer, Quality Management Systems (QMS) to lead the development and implementation of enterprise-wide quality metrics ... risks inherent in human spaceflight through our daily actions in the design and assembly efforts. This role supports continuous improvement initiatives, risk… more
- Amazon (Santa Clara, CA)
- Description We're seeking a Principal Applied Scientist to spearhead the next generation of AI-driven shopping experiences for Alexa. As a key scientific advisor to ... across organizational boundaries. - Experience with A/B testing and experimental design at scale. - Familiarity with Amazon-specific AI/ML technologies. Amazon is… more
- Danaher Corporation (Sunnyvale, CA)
- …(https://www.danaher.com/how-we-work/danaher-business-system) which makes everything possible. The Regulatory Affairs Principal is responsible for serving as RA lead ... and product knowledge to develop regulatory strategy for submissions. + Ensuring design controls are met. Cepheid, a Danaher operating company, offers a broad… more
- Skyworks (Newbury Park, CA)
- Principal Reliability/FA Engineer Apply now " Date:Jul 26, 2025 Location: Newbury Park, CA, US Company: Skyworks If you are looking for a challenging and exciting ... candidate will be responsible for ensuring the reliability of MCM from design to packaging technology. This includes developing and implementing reliability tests,… more
- Zscaler (San Jose, CA)
- …and agility with a cloud-first strategy. We're looking for an experienced Principal Software Engineer/Architect to join our Cellular Innovation team. As part of ... the San Jose, CA office 3 days a week. You will: + Design , develop, and maintain scalable cloud-based enterprise applications in collaboration with cross-functional… more
- Amazon (Sunnyvale, CA)
- …Generative-AI solutions to make Alexa a trusted assistant that helps customers daily. As Principal Product Manager Tech for the Alexa AI team you will: Define and ... customer needs and pain points Work closely with science, engineering, UX/ design , business development, legal, and internal and external partner organizations… more
- Zscaler (San Jose, CA)
- …and agility with a cloud-first strategy. We're looking for an experienced Principal Software Engineer to join our Endpoint Engineering team. This high-impact role ... testable, and well-documented features + Making significant contributions to the design and implementation of major development projects, and working closely with… more
- Google (Sunnyvale, CA)
- …data centers that are changing contemporary computing. Google is seeking a Principal Engineer who will be responsible for setting the overall technical direction ... and ensure the reliability and scalability of server operations. + Design and oversee interfaces for seamless communication between systems while ensuring… more
- Leidos (San Diego, CA)
- **Description** Leidos currently has an exciting opportunity for a Principal Scientist to lead the development of Human-Machine Teaming solutions for the Information ... to the stated sensor domains_ + _Work with hardware engineers in the design , prototyping, and testing of novel sensor hardware solutions_ + _Produce and communicate… more