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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.

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Total jobs
1,375
positions indexed
New today
62
last 24 hours
Companies
279
actively hiring
Worldwide remote
0
from anywhere

How many Principal Engineer jobs in California are there right now?

There are 1,375 open Principal Engineer jobs in California on JobsRadar right now, from 279 companies hiring directly. 1,013 of them disclose pay, with a median of $205,375 a year and most offers between $156,550 and $263,250. 62 were added in the last 24 hours; the board was last refreshed on October 21, 2026 at 00:51 UTC.

Principal Engineer salary range in California

$156.6k 25th
$205.4k Median
$263.3k 75th
$129.5k
$320.1k
Box 25th–75th · whiskers 10th–90th Full range $20k – $600k · outliers off-axis
Based on 1,013 disclosed live listings
Updated Oct 21, 2026 from live listings
See full salary breakdown
role: Principal Engineer in: California Clear all
Sort Newest Top salary
MrBeast
Principal Compliance & Security Engineer
MrBeast
⚡ Apply early San Mateo, CA Hybrid $205,000–$256,000
● New 👁 Seen ✓ Applied 6h ago
Zscaler
Principal Software Engineer - Intelligent Data Platform
Zscaler
⚡ Apply early Santa Clara, California, USA Hybrid $185,500–$265,000
● New 👁 Seen ✓ Applied 6h ago
Roblox
Principal Security Engineer, Enterprise Security
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $320,880–$365,710
● New 👁 Seen ✓ Applied 7h ago
K2 Space
Principal Crypto Engineer (TS//SCI)
K2 Space
⚡ Apply early Los Angeles, CA Onsite
● New 👁 Seen ✓ Applied 7h ago
Roblox
Principal Software Engineer
Roblox
⚡ Apply early San Mateo, CA, United States Hybrid $295,250–$345,040
● New 👁 Seen ✓ Applied 7h ago
Arable
Principal Hardware Engineer
Arable
⚡ Apply early San Francisco Bay area Hybrid
● New 👁 Seen ✓ Applied 7h ago
Roblox
Distinguished Engineer, Machine Learning Systems – Economy
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $397,460–$455,720
● New 👁 Seen ✓ Applied 7h ago
Roblox
Distinguished Engineer, Machine Learning - Discovery
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $419,390–$457,970
● New 👁 Seen ✓ Applied 7h ago
Redwood Materials
Principal Engineer, Extractive Metallurgy
Redwood Materials
⚡ Apply early Carson City, NV; San Francisco... Onsite
● New 👁 Seen ✓ Applied 7h ago
PsiQuantum
Principal Hardware Design Engineer
PsiQuantum
⚡ Apply early Milpitas, California Onsite $235,600–$276,800
● New 👁 Seen ✓ Applied 7h ago
PsiQuantum
Principal Characterization-Failure Analysis Engineer
PsiQuantum
⚡ Apply early Milpitas, California Onsite $208,300–$244,700
● New 👁 Seen ✓ Applied 7h ago
Ethernovia, Inc.
Principal IC Package Design Engineer
Ethernovia, Inc.
⚡ Apply early San Jose, CA Onsite $200,000–$265,000
● New 👁 Seen ✓ Applied 7h ago
Tubi
Machine Learning Engineer (Staff & Principal)
Tubi
⚡ Apply early San Francisco, CA; Los Angeles... Hybrid $239,000–$342,000
● New 👁 Seen ✓ Applied 8h ago
Roblox
Principal Software Engineer - Content Understanding
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 8h ago
LS
Principal Software Engineer, Applied AI
Lila Sciences
⚡ Apply early Cambridge, MA USA; San Francis... Onsite $204,000–$310,000
● New 👁 Seen ✓ Applied 9h ago
CHAOS Industries
Principal Mechanical Engineer
CHAOS Industries
⚡ Apply early El Segundo, California, United... Onsite $175,000–$215,000
● New 👁 Seen ✓ Applied 11h ago
Roblox
Principal Software Engineer
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Machine Learning Infrastructure Engineer, Ads & Discovery
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Software Engineer - Content Lifecycle
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Network Engineer
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Network Engineer, Backbone/Edge Network
Roblox
⚡ Apply early Ashburn, Virginia, United Stat... Onsite $265,730–$320,890
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Software Engineer - Roblox Database
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $293,800–$343,340
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Software Engineer
Roblox
⚡ Apply early San Mateo, CA, United States Hybrid $295,250–$345,040
● New 👁 Seen ✓ Applied 18h ago
Roblox
Senior/Principal Software Engineer - Creator Data
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $345,040–$399,420
● New 👁 Seen ✓ Applied 18h ago
Roblox
Principal Fullstack/Backend Software Engineer, User Connections
Roblox
⚡ Apply early San Mateo, CA, United States Onsite $295,250–$345,040
● New 👁 Seen ✓ Applied 18h ago

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Frequently asked questions

How many Principal Engineer jobs in California are open right now?
1,375 Principal Engineer jobs in California are open across 279 companies, as of October 21, 2026.
What do Principal Engineer jobs in California pay?
Across the 1,013 Principal Engineer jobs in California that disclose pay, the median is $205,375 a year, and the middle half of offers falls between $156,550 and $263,250.
Which companies are hiring Principal Engineer jobs in California?
MrBeast, Zscaler, Roblox, K2 Space and Arable are among the 279 companies currently hiring Principal Engineer jobs in California.
How current are these listings?
Every listing comes straight from the employer’s own careers system and is re-checked three times a day. This page was last updated on October 21, 2026 at 00:51 UTC.

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