Principal Hardware Engineer Jobs in California

41 open Principal Hardware Engineer jobs in California at 23 companies, including Cisco, Hewlett Packard Enterprise and Qualcomm. Updated daily from company career pages.

Cisco

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

Hewlett Packard Enterprise

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

1 more open roles at Hewlett Packard Enterprise

Qualcomm

Qualcomm designs, manufactures, and markets digital wireless telecommunications products and services.

Micron Technology

Micron Technology is a semiconductor company that produces DRAM, SDRAM, flash memory, SSD and CMOS image sensing chips.

Marvell

Blue Origin

Blue Origin is an aerospace company that focuses on lowering the cost of spaceflight and helping to explore the solar system.

PsiQuantum

PsiQuantum focuses on building a large-scale, general-purpose silicon photonic quantum computer with at least 1 million physical qubits.

NVIDIA

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

Amazon

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

Anthropic

Anthropic is an AI safety and research company that focuses on increasing the safety of large-scale AI systems.

Blue Yonder

Blue Yonder is a digital supply chain and omni-channel commerce fulfillment platform.

SambaNova Systems

SambaNova Systems builds AI hardware and integrated systems to run AI applications from the data center to the cloud.

Tenstorrent

Tenstorrent is a computing company that develops processors designed to help in faster training and adaptability to future algorithms.

Graphcore

Graphcore develops a microprocessor designed for AI and machine learning applications.

Astera Labs

Astera Labs is a semiconductor company that provides connectivity solutions for intelligent systems.

d-Matrix

D-Matrix is a computing platform that targets artificial intelligence inferencing workloads in the datacenter.

Auradine

Auradine is a provider of web infrastructure solutions for blockchain, security, and privacy.

Epirus

Epirus builds directed energy and power management systems to solve some of the world’s most complex problems.

Mythic

Mythic develops analog matrix processors and key cards based on analog compute-in-memory.

Axiado Corporation

Security processor company redefining hardware root of trust with hardware-based security technologies, including per-system AI.

Updated 2026-10-10.