ML Pipeline Engineer.
St. Louis.
$151,000
median salary, 10% below the national average
$115,000 to $198,000. Updated for 2026.
The numbers.
Everything you need to negotiate with confidence.
The median ML Pipeline Engineer salary in St. Louis is $151,000, 10% below the national average. Entry level starts near $115,000. Experienced professionals push past $198,000. St. That spread is your negotiation window.
Salary range
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How St. Louis compares
St. Louis, MO
$151,000
Cost of living: 10% below average
National Average
$168,000
St. Louis is $17,000 below
What you should know
If you are interviewing for ML Pipeline Engineer roles in St. Louis, here is what you are walking into. 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. Compensation scales with pipeline complexity, data volume handled, and the number of production models supported. Engineers building end-to-end orchestration for training, validation, and deployment earn top salaries. Expertise in tools like Kubeflow, Airflow, or Vertex AI Pipelines and feature store integration drives premium offers.
Junior ML pipeline engineers earn $108,000 to $128,000 building components of existing pipelines. Mid-level roles designing full pipeline architectures pay $148,000 to $168,000. Senior engineers leading platform teams reach $195,000 to $220,000, with staff engineers exceeding $250,000. 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. Total compensation packages include 12 to 20% bonuses at established companies. Startups frequently offer equity worth 15 to 30% of base salary, with accelerated vesting for high-impact pipeline infrastructure roles. 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 $151,000, 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 ML Pipeline Engineers in St. Louis runs from $115,000 to $198,000. That is not a narrow window. Where you land inside it depends almost entirely on whether you negotiate and how well you prepare.
Top industries in St. Louis
Negotiating in St. Louis
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.