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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
171
positions indexed
New today
26
last 24 hours
Companies
59
actively hiring
Worldwide remote
0
from anywhere

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

There are 171 open Principal Engineer jobs in California on JobsRadar right now, from 59 companies hiring directly. 119 of them disclose pay, with a median of $234,400 a year and most offers between $207,359 and $285,750. 26 were added in the last 24 hours; the board was last refreshed on July 29, 2026 at 17:27 UTC.

Principal Engineer salary range in California

$207.4k 25th
$234.4k Median
$285.8k 75th
$183.8k
$323.8k
Box 25th–75th · whiskers 10th–90th Full range $160k – $550k · outliers off-axis
Based on 119 disclosed live listings
Updated Jul 29, 2026 from live listings
See full salary breakdown
role: Principal Engineer in: California Clear all
Sort Newest Top salary
Graphcore
Principal Hardware Diagnostics Engineer
Graphcore
⚡ Apply early Austin, Texas, United States;... Onsite
● New 👁 Seen ✓ Applied 7h ago
Graphcore
Principal System Debug Engineer
Graphcore
⚡ Apply early Austin, Texas, United States;... Onsite
● New 👁 Seen ✓ Applied 7h ago
Graphcore
Principal Engineer, Power Electronics
Graphcore
⚡ Apply early Milpitas, California, United S... Onsite
● New 👁 Seen ✓ Applied 7h ago
Graphcore
Principal Network Engineer
Graphcore
⚡ Apply early Milpitas, California, United S... Onsite
● New 👁 Seen ✓ Applied 7h ago
Graphcore
Distinguished Engineer, End-to-End Security Architect
Graphcore
⚡ Apply early Austin, Texas, United States;... Onsite
● New 👁 Seen ✓ Applied 7h ago
Graphcore
Principal Engineer, Power Electronics
Graphcore
⚡ Apply early Milpitas, California, United S... Onsite
● New 👁 Seen ✓ Applied 7h ago
Graphcore
Principal Test Framework Software Engineer
Graphcore
⚡ Apply early Austin, Texas, United States;... Onsite
● New 👁 Seen ✓ Applied 7h ago
Viant Technology
Principal Software Engineer
Viant Technology
⚡ Apply early Irvine, California, United Sta... Onsite $190,000–$260,000
● New 👁 Seen ✓ Applied 9h ago
Relativity Space
Principal Turbomachinery Test Responsible Engineer
Relativity Space
⚡ Apply early Long Beach, California Onsite $185,000–$277,000
● New 👁 Seen ✓ Applied 18h ago
AL
Product Application Engineer, Principal
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite
● New 👁 Seen ✓ Applied 21h ago
AL
Photonic Packaging Engineer, Principal
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $205,000–$255,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Design Verification Engineer
Astera Labs
⚡ Apply early California Onsite $185,000–$230,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Physical Design Engineer, STA
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $209,000–$209,000
● New 👁 Seen ✓ Applied 21h ago
AL
Optical Firmware Engineer, Principal
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Product Engineer
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $384,800–$384,800
● New 👁 Seen ✓ Applied 21h ago
AL
Senior Principal System Validation Engineer
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $205,000–$205,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal System Validation Engineer (AI Fabric Switches)
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $237,000–$237,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Engineer, SOC IP Systems & Lifecycle Management
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $175,000–$175,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Silicon Validation Engineer, SerDes/PAM4
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $185,000–$185,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Digital Design Engineer
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Product Application Engineer - Leo
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $175,000–$230,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Physical Design Engineer, Methodology
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $185,000–$240,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Product Applications Engineer - Ethernet
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $158,400–$230,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Product Application Engineer - PCIe
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $170,500–$220,000
● New 👁 Seen ✓ Applied 21h ago
AL
Principal Optical Module Validation Engineer
Astera Labs
⚡ Apply early San Jose, California, United S... Onsite $160,000–$240,000
● New 👁 Seen ✓ Applied 21h ago

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Frequently asked questions

How many Principal Engineer jobs in California are open right now?
171 Principal Engineer jobs in California are open across 59 companies, as of July 29, 2026.
What do Principal Engineer jobs in California pay?
Across the 119 Principal Engineer jobs in California that disclose pay, the median is $234,400 a year, and the middle half of offers falls between $207,359 and $285,750.
Which companies are hiring Principal Engineer jobs in California?
Graphcore, Viant Technology, Relativity Space and Astera Labs are among the 59 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 July 29, 2026 at 17:27 UTC.

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