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Principal Engineer Jobs in California.

California is the largest state economy in the United States, home to Silicon Valley technology, Hollywood entertainment, aerospace, agriculture, and a vast healthcare and services sector. Its job market stretches from the Bay Area to Los Angeles and San Diego. Browse jobs in California from companies hiring across every field.

Principal engineers set technical direction at the highest individual-contributor level. Browse principal engineer jobs from companies hiring worldwide.

Total jobs
1,369
positions indexed
New today
82
last 24 hours
Companies
280
actively hiring
Worldwide remote
0
from anywhere
role: Principal Engineer in: California Clear all
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Northrop Grumman
Principal Cyber Systems Engineer/Sr. Principal Cyber Systems Engineer
Northrop Grumman
⚡ Apply early United States-California-San D... Onsite $125,300–$187,900
● New 👁 Seen ✓ Applied 2w ago
Hewlett Packard Enterprise
Sr. Principal Hardware Engineer
Hewlett Packard Enterprise
⚡ Apply early Sunnyvale, California, United... Onsite $181,000–$367,000
● New 👁 Seen ✓ Applied 2w ago
Hewlett Packard Enterprise
Senior Principal Hardware Engineer
Hewlett Packard Enterprise
⚡ Apply early Sunnyvale, California, United... Onsite $181,000–$367,000
● New 👁 Seen ✓ Applied 2w ago
Lumentum
Principal Optical Component Engineer
Lumentum
⚡ Apply early USA - CA - San Jose (Ridder) Onsite $134,750–$192,500
● New 👁 Seen ✓ Applied 2w ago
AXIS Capital
Principal Security AI Engineer
AXIS Capital
⚡ Apply early Alpharetta, GA Onsite $90,000–$110,000
● New 👁 Seen ✓ Applied 2w ago
Blue Origin
Principal Engineer – TeraWave RF and Optical Systems
Blue Origin
⚡ Apply early Greater Seattle Area Onsite $230,773–$323,082
● New 👁 Seen ✓ Applied 2w ago
Target
Principal Engineer - AI Platform (Forward Deployed Engineering and AI Builder Experience)
Target
⚡ Apply early 7000 Target Pkwy N,NCD-0375 Br... Hybrid $168,000–$356,000
● New 👁 Seen ✓ Applied 2w ago
Hewlett Packard Enterprise
Senior Principal Power Hardware Engineer
Hewlett Packard Enterprise
⚡ Apply early Sunnyvale, California, United... Onsite $181,000–$367,000
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Principal Systems Engineer (Secret Clearance)
Northrop Grumman
⚡ Apply early United States-California-Manha... Onsite $114,000–$171,000
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Software Engineer / Principal Software Engineer
Northrop Grumman
⚡ Apply early United States-California-Manha... Onsite $79,300–$137,600
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Mechanical Engineer / Principal Mechanical Engineer
Northrop Grumman
⚡ Apply early United States-California-Ventu... Onsite $83,400–$125,200
● New 👁 Seen ✓ Applied 2w ago
Blue Origin
Principal Technical Lead Engineer, Rocket Engine Avionics & Control Systems
Blue Origin
⚡ Apply early Denver, CO Onsite $183,193–$256,470
● New 👁 Seen ✓ Applied 2w ago
NVIDIA
Principal Perception Engineer, Obstacle Foundation Models - Autonomous Vehicles
NVIDIA
⚡ Apply early US, CA, Santa Clara Onsite
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Engineer or Principal Engineer- Subsystems Electrical
Northrop Grumman
⚡ Apply early United States-California-Palmd... Onsite $75,100–$139,900
● New 👁 Seen ✓ Applied 2w ago
MKS Instruments
Principal Electrical Engineer – High-Speed Optoelectronics & RF Systems
MKS Instruments
⚡ Apply early Milpitas, CA Onsite $126,200–$210,350
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Principal Human Factors Engineer
Northrop Grumman
⚡ Apply early United States-California-San D... Onsite $114,000–$171,000
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Systems Engineer / Principal Systems Engineer
Northrop Grumman
⚡ Apply early United States-California-Woodl... Onsite $91,800–$137,600
● New 👁 Seen ✓ Applied 2w ago
SpaceX
Principal Cybersecurity Engineer (Starshield)
SpaceX
⚡ Apply early Washington, DC Onsite $225,000–$340,000
● New 👁 Seen ✓ Applied 2w ago
SpaceX
Principal Cybersecurity Engineer (Starshield)
SpaceX
⚡ Apply early Hawthorne, CA Onsite $225,000–$340,000
● New 👁 Seen ✓ Applied 2w ago
Fivetran
Principal Software Engineer, AI Tooling & Adoption
Fivetran
⚡ Apply early Oakland, California, United St... Hybrid $225,813–$282,266
● New 👁 Seen ✓ Applied 2w ago
Pinterest
Principal Engineer, Shopping & Delivery Infra
Pinterest
⚡ Apply early San Francisco, CA, US; Remote,... · location restricted $242,634–$499,541
● New 👁 Seen ✓ Applied 2w ago
Pinterest
Principal Engineer, AI Platform
Pinterest
⚡ Apply early San Francisco, CA, US; Remote,... · location restricted $242,634–$499,541
● New 👁 Seen ✓ Applied 3w ago
Pinterest
Principal Engineer, Big Data Platform
Pinterest
⚡ Apply early San Francisco, CA, US; Remote,... · location restricted $242,634–$499,541
● New 👁 Seen ✓ Applied 3w ago
Blue Origin
Principal Electrical Power Engineer, RF Payloads - TeraWave
Blue Origin
⚡ Apply early Greater Seattle Area Onsite $183,193–$256,470
● New 👁 Seen ✓ Applied 3w ago
Samsung Semiconductor
Principal Engineer, Architecture & Performance Research for Data Center and Agentic AI CPU
Samsung Semiconductor
⚡ Apply early San Jose, California, United S... Onsite $219,000–$351,000
● New 👁 Seen ✓ Applied 3w ago

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