Model Reliability Engineer.
St. Louis.
$155,000
median salary, 10% below the national average
$117,000 to $203,000. Last updated April 2026.
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Data points to own the conversation.
The median Model Reliability Engineer salary in St. Louis is $155,000, 10% below the national average. Entry level starts near $117,000. Experienced professionals push past $203,000. St. That spread is your negotiation window.
Salary range
Where do you fall?
Salary by experience
The gap between entry and lead level is typically $139,000. Where you land depends on years of experience and what you bring to the table.
Entry (0-2 yrs)
$101,000
to $124,000
Mid (3-5 yrs)
$132,000
to $163,000
Senior (6-9 yrs)
$171,000
to $202,000
Lead (10+ yrs)
$194,000
to $240,000
Salary trend
+5% YoYTotal compensation
Base salary is not the full picture. Equity, bonus, and signing can add $39,000 to the total package.
Base
$155,000
Equity
$22,000
Bonus
$14,000
Signing
$3,000
Estimated total: $194,000
How St. Louis compares
St. Louis, MO
$155,000
Cost of living: 10% below average
National Average
$172,000
St. Louis is $17,000 below
Model Reliability Engineer salary by city
Salary by role in St. Louis
What you should know
Before you negotiate a Model Reliability Engineer offer in St. Louis, understand the terrain. St. Louis offers one of the most affordable major metro areas in the country, with a strong base in healthcare, financial services, and manufacturing. The region's anchor employers include Boeing, Centene, and Washington University's medical campus. A growing biotech and plant sciences corridor centered on the Cortex Innovation District is attracting new investment and talent. Pay correlates with the criticality of models monitored and the sophistication of drift detection systems built. Engineers maintaining models in regulated industries like healthcare or finance earn premiums. Experience with automated retraining triggers and canary deployment strategies significantly boosts compensation.
Junior model reliability engineers start at $110,000 to $130,000, with mid-level roles paying $150,000 to $172,000. Senior engineers earn $195,000 to $225,000, and staff-level reliability architects managing cross-team model health programs reach $240,000 to $275,000. In St. Louis, cost of living sits near the national average, so the numbers you see are roughly what you keep.
Base salary is not the full picture. Bonuses of 12 to 20% are standard, often tied to model uptime SLAs and incident reduction metrics. Equity packages at AI companies typically vest over four years with a one-year cliff. And on the tax side: missouri's top income tax rate is about 4.8%, and St. Louis City adds a 1% earnings tax. The low base cost of living means your after tax salary still stretches further than in most metros. When someone quotes you $155,000, ask what the total package looks like. The gap between base and total comp is where real money hides.
On negotiation: Emphasize your willingness to work in person at Cortex or the BJC campus. St. Louis employers offer higher packages for candidates who commit to the local innovation hubs. The range for Model Reliability Engineers in St. Louis runs from $117,000 to $203,000. That is not a narrow window. Where you land inside it depends almost entirely on whether you negotiate and how well you prepare.
Sources: SEC filings, H-1B LCA (DOL), BLS OES, 50+ job posting platforms. COL: BEA Regional Price Parities (2025). Data verified by Justin Bartak, Founder & Chief AI Officer. Last verified April 8, 2026. Full methodology
Considering a related role?
- A AI Product Manager in St. Louis earns $156,000 (1% more)
- The highest-paying role in St. Louis is Chief AI Officer at $276,000
Common questions.
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