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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
1,375
positions indexed
New today
75
last 24 hours
Companies
280
actively hiring
Worldwide remote
0
from anywhere
role: Principal Engineer in: California Clear all
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Roblox
Principal Software Engineer, Orchestration
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Security Software Engineer, IAM
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $326,060–$385,050
● New 👁 Seen ✓ Applied 8h ago
Roblox
Distinguished Engineer, Machine Learning - Discovery
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $419,390–$457,970
● New 👁 Seen ✓ Applied 8h ago
AX
Principal Security Operations Engineer
Axon
⚡ Apply early Atlanta, Georgia, United State... Onsite $168,750–$270,000
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Software Engineer - Roblox Database
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $345,040–$399,420
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Software Engineer, Creator Collaboration
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Software Engineer - Avatar Personalization
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 8h ago
SingleStore
Principal Engineer, Platform Engineering
SingleStore
⚡ Apply early United States Hybrid
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Machine Learning Platform Engineer, Foundation AI
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,050
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Software Engineer - Service Networking
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 8h ago
AL
Principal Hardware Validation Engineer
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $185,000–$185,000
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Software Engineer
Roblox
⚡ Apply early San Mateo, CA, United States Hybrid $295,250–$345,040
● New 👁 Seen ✓ Applied 8h ago
Pulse Biosciences
Principal Quality Engineer
Pulse Biosciences
⚡ Apply early Hayward, CA - Onsite Hybrid $145,000–$180,000
● New 👁 Seen ✓ Applied 8h ago
Pulse Biosciences
Principal Software Quality Engineer
Pulse Biosciences
⚡ Apply early Hayward, CA - Onsite Hybrid $165,000–$200,000
● New 👁 Seen ✓ Applied 8h ago
MrBeast
Principal Compliance & Security Engineer
MrBeast
⚡ Apply early San Mateo, CA Hybrid $205,000–$256,000
● New 👁 Seen ✓ Applied 9h ago
Zscaler
Principal Software Engineer - Intelligent Data Platform
Zscaler
⚡ Apply early Santa Clara, California, USA Hybrid $185,500–$265,000
● New 👁 Seen ✓ Applied 9h ago
K2 Space
Principal Crypto Engineer (TS//SCI)
K2 Space
⚡ Apply early Los Angeles, CA Onsite
● New 👁 Seen ✓ Applied 9h ago
Arable
Principal Hardware Engineer
Arable
⚡ Apply early San Francisco Bay area Hybrid
● New 👁 Seen ✓ Applied 9h ago
Redwood Materials
Principal Engineer, Extractive Metallurgy
Redwood Materials
⚡ Apply early Carson City, NV; San Francisco... Onsite
● New 👁 Seen ✓ Applied 10h ago
Ethernovia, Inc.
Principal IC Package Design Engineer
Ethernovia, Inc.
⚡ Apply early San Jose, CA Onsite $200,000–$265,000
● New 👁 Seen ✓ Applied 10h ago
Tubi
Machine Learning Engineer (Staff & Principal)
Tubi
⚡ Apply early San Francisco, CA; Los Angeles... Hybrid $239,000–$342,000
● New 👁 Seen ✓ Applied 10h ago
LS
Principal Software Engineer, Applied AI
Lila Sciences
⚡ Apply early Cambridge, MA USA; San Francis... Onsite $204,000–$310,000
● New 👁 Seen ✓ Applied 11h ago
CHAOS Industries
Principal Mechanical Engineer
CHAOS Industries
⚡ Apply early El Segundo, California, United... Onsite $175,000–$215,000
● New 👁 Seen ✓ Applied 13h ago
Roblox
Principal Software Engineer, Agent Infrastructure
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $278,530–$345,040
● New 👁 Seen ✓ Applied 20h ago
Apex Technology, Inc.
Principal Spacecraft GNC Engineer
Apex Technology, Inc.
⚡ Apply early Los Angeles Onsite $200,000–$260,000
● New 👁 Seen ✓ Applied 20h ago

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