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As of August 01, 2026, the average salary for a Senior Principal Systems Engineer in California is $181,611 per year, which breaks down to an hourly rate of $87.
However, a Senior Principal Systems Engineer's salary can vary significantly. Here’s a look at the typical salary range:
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Senior Principal Systems Engineer Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $190,211 | $15,851 | $3,658 | $91 |
| Average | $181,611 | $15,134 | $3,493 | $87 |
| 25th Percentile | $165,931 | $13,828 | $3,191 | $80 |
Northrop Grumman - Los Angeles, CA
Northrop Grumman - Redondo Beach, CA
Dell Careers - Santa Clara, CA
Raytheon - El Segundo, CA
A Senior Principal Systems Engineer's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.
Experience is a primary driver of a Senior Principal Systems Engineer's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here’s how the average salary grows at different career stages:
| Levels | Salary |
|---|---|
| Software ... Level Senior Principal Systems Engineer | $130,272 |
| Software ... Level Senior Principal Systems Engineer | $159,458 |
| Senior Pr... Level Senior Principal Systems Engineer | $182,700 |
| Software ... Level Senior Principal Systems Engineer | $153,948 |
| Software ... Level Senior Principal Systems Engineer | $166,787 |
What Am I Worth?
Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Senior Principal Systems Engineers. For example, consider the average annual salaries in these key locations:
Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:
For Senior Principal Systems Engineer roles, the industry you choose can affect earning potential by as much as 55% (the gap between the highest and lowest paying industries). Data shows that the Biotechnology and Internet sectors offer the strongest compensation, at 25% above the average. In contrast, Senior Principal Systems Engineer positions in Transportation or Hospitality & Leisure typically offer lower base pay, as these industries often view Senior Principal Systems Engineer as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Biotechnology | $227,014 | $109.0 | 25% |
| Internet | $217,933 | $105.0 | 20% |
| Software & Networking | $217,933 | $105.0 | 20% |
| Pharmaceuticals | $208,853 | $100.0 | 15% |
| Telecom | $203,404 | $98.0 | 12% |
Understanding how a Senior Principal Systems Engineer's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $190,211 | $15,851 | $3,658 | $91 |
| Average | $181,611 | $15,134 | $3,493 | $87 |
| 25th Percentile | $165,931 | $13,828 | $3,191 | $80 |
Ready to take the next step in your career? Browse thousands of current Senior Principal Systems Engineer job openings on our job board. Use the search bar below to find your perfect match.
NVIDIA
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NVIDIA | Santa Clara, CA
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Torrance, CA
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Job Description. Job Description. About Epirus. Epirus is a high-growth technology company that develops solid-state, human-safe directed energy systems th... more
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San Carlos, CA
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San Diego, CA
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Los Angeles, CA
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Job Description. Job Description. K2 is building the largest and highest-power satellites ever flown, unlocking performance levels previously out of reach ... more
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