⚡ Official Bureau of Labor Statistics & Tech Benchmark (2026)

LLM Systems & Infrastructure Engineer Salary in Seattle, WA

Detailed compensation breakdown, percentiles, and market demand for LLM Systems & Infrastructure Engineer in Seattle, WA.

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Verified Compensation Research: Analytically verified by Jobflixs Labor Analytics Team • Primary Sources: U.S. Bureau of Labor Statistics (BLS), SEC 10-K filings & H-1B Disclosures (2026). View Methodology →
Demand: +48%
$313,600
/ year (Median Base Pay)
💵 Hourly Equivalent: $150.77/hr
📊 80% Range: $211,200 – $576,000
📍 Regional Multiplier: +28% vs National Baseline
10th % Entry $211,200
25th % Junior $262,400
50th % Median $313,600
75th % Senior $444,800
90th % Top 10% $576,000
Base Annual Salary $313,600
Target Annual Bonus $37,632
Annual Stock / Equity $68,992
Total Compensation (TC) $420,224
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Fact-Checked & Methodologically Verified by the SalaryPulse Research Team.
Data Sources: U.S. Bureau of Labor Statistics (OEWS Survey), DOL Certified H-1B Disclosures & Public SEC 10-K Filings. Learn about our formula →
Live Opportunities (Salary Transparency)

Verified LLM Systems & Infrastructure Engineer Openings in Seattle, WA

Top employers actively hiring near or above the $313,600/yr median benchmark.

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Salary Progression by Experience Level in Seattle, WA

Estimated pay progression across career stages for LLM Systems & Infrastructure Engineer

Entry-Level (0 - 2 yrs)

Junior LLM Systems & Infrastructure Engineer

Recent graduates and early career entrants.

Median Pay
$211,200
Mid-Level (2 - 5 yrs)

LLM Systems & Infrastructure Engineer

Autonomous execution and domain proficiency.

Median Pay
$313,600
Senior (5 - 8 yrs)

Senior LLM Systems & Infrastructure Engineer

System architecture, mentorship, and project leadership.

Median Pay
$444,800
Lead / Principal (8+ yrs)

Staff / Principal

Strategic direction and cross-functional technical decisions.

Median Pay
$576,000

LLM Systems & Infrastructure Engineer Salary in Other US Locations

Compare regional earnings and cost-of-living adjustments

San Francisco, CA

COL Index: 179.5%
$338,100

San Jose, CA

COL Index: 174.2%
$333,200

New York, NY

COL Index: 186%
$328,300

Seattle, WA

COL Index: 148%
$313,600

Hawaii

COL Index: 179%
$313,600

Oakland, CA

COL Index: 155%
$313,600

Boston, MA

COL Index: 149%
$306,250

California

COL Index: 142%
$306,250

Role Profile & Career Requirements

LLM Infrastructure Engineers build high-throughput GPU model serving systems (vLLM, TensorRT-LLM), model quantization pipelines, and low-latency inference clusters.

Required Education
Master's or Ph.D. in Computer Science or Distributed Systems
Experience Benchmark
3-7 years
10-Year Projected Growth
+48%

Frequently Asked Questions

How much does a LLM Systems & Infrastructure Engineer make in Seattle, WA?

The median annual salary for a LLM Systems & Infrastructure Engineer in Seattle, WA is $313,600, with entry-level professionals earning around $211,200 and top 10% senior specialists earning up to $576,000.

What is the average hourly rate for a LLM Systems & Infrastructure Engineer in Seattle, WA?

On average, a LLM Systems & Infrastructure Engineer in Seattle, WA makes approximately $150.77 per hour based on a standard 2,080-hour work year.

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