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Ai Test Engineer Jobs in Missouri (NOW HIRING)

QA Test Engineer

Chesterfield, MO · On-site

$40.75 - $55.75/hr

InterSources Inc is a company seeking a QA Test Engineer with strong AI experience. The role involves testing APIs for high performance with a primary focus on automation, requiring strong ...

Utilize AI to Analyze, Innovate and Resolve issues. * Execute automated test cases, analyze test ... Work closely with developers, QA engineers, and product managers to understand requirements, ensure ...

Utilize AI to Analyze, Innovate and Resolve issues. * Execute automated test cases, analyze test ... Work closely with developers, QA engineers, and product managers to understand requirements, ensure ...

... test suites for agentic AI systems - validating tool selection, inter-agent coordination, task decomposition, goal completion, and failure handling across multi-step reasoning workflows. • Develop ...

Senior DFT Engineer - LPU

California, MO · On-site

$136 - $218.50/hr

As a Senior DFT Engineer, you'll develop and implement powerful Design for Test (DFT) architecture for next‑gen AI chips. Collaborate with cross‑functional teams to apply innovative DFT ...

New

AI Engineer

Saint Louis, MO · On-site

$99K - $131K/yr

Design, test, and refine complex prompts and contextual data frameworks to ensure our AI agents ... Engineer and operate our AI systems in a scalable, reliable production environment on Google Cloud ...

AI Engineer II

Saint Louis, MO

$91K - $125K/yr

This is a hands-on engineering role focused on implementation, experimentation, deployment, and ... Design, develop, test, and maintain AI-powered applications, services, and workflows that support ...

AI Engineer II

Saint Louis, MO · On-site

$91K - $125K/yr

This is a hands-on engineering role focused on implementation, experimentation, deployment, and ... Design, develop, test, and maintain AI-powered applications, services, and workflows that support ...

Our partner is looking for an AI Platform Engineer based in Netherlands. This role offers the ... Create golden test suites, behavioral evaluations, safety checks, and CI gates that prevent ...

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Ai Test Engineer information

See Missouri salary details

$16

$41

$70

How much do ai test engineer jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for ai test engineer in Missouri is $41.50, according to ZipRecruiter salary data. Most workers in this role earn between $31.35 and $49.13 per hour, depending on experience, location, and employer.

What is the difference between Ai Test Engineer vs Data Scientist?

AspectAi Test EngineerData Scientist
Required CredentialsBachelor's in CS, AI, or related field; knowledge of testing toolsBachelor's or higher in CS, Statistics, or related; proficiency in data analysis
Work EnvironmentSoftware testing teams, AI development projectsData analysis teams, AI research projects
Employer & Industry UsageTech companies, AI startups, software firmsTech companies, finance, healthcare, research institutions
Common Search & ComparisonOften compared for roles in AI testing and quality assuranceCompared for data analysis and AI model development roles

While both roles work within AI and tech environments, Ai Test Engineers focus on testing and validating AI systems, ensuring quality and performance. Data Scientists analyze data to develop models and insights. The roles are complementary but distinct in their core responsibilities.

What is an AI test engineer?

AI Test Engineers are professionals who design, develop, and execute tests to evaluate the performance, accuracy, and reliability of artificial intelligence systems and machine learning models. They work closely with data scientists and software developers to ensure AI solutions function as intended, identifying bugs, biases, and potential risks in algorithms. Their responsibilities often include creating test cases, automating test processes, and analyzing results to improve AI system quality and compliance.

What are some common challenges AI test engineers face when validating machine learning models?

AI Test Engineers often encounter challenges such as ensuring the quality and fairness of machine learning models, identifying edge cases that the model may not handle well, and working with limited labeled data for testing. Additionally, interpreting test results can be complex due to the probabilistic nature of AI outputs, requiring close collaboration with data scientists to understand model behaviors. Effective communication and a strong foundation in both software testing and AI concepts are essential to address these challenges and ensure reliable AI solutions.

What are the key skills and qualifications needed to thrive as an AI test engineer?

To thrive as an AI Test Engineer, you need a strong background in computer science, software testing methodologies, and a good understanding of machine learning concepts, often supported by a relevant degree. Familiarity with programming languages like Python, testing frameworks such as pytest, and tools like TensorFlow or PyTorch, along with certifications in software testing or AI, are typically required. Analytical thinking, attention to detail, and effective communication set top performers apart in this role. These skills and qualities are crucial for ensuring the reliability, accuracy, and ethical deployment of AI systems.
What are popular job titles related to Ai Test Engineer jobs in Missouri? For Ai Test Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Ai Test Engineer jobs in Missouri look for? The top searched job categories for Ai Test Engineer jobs in Missouri are:
What cities in Missouri are hiring for Ai Test Engineer jobs? Cities in Missouri with the most Ai Test Engineer job openings:
Infographic showing various Ai Test Engineer job openings in Missouri as of August 2026, with employment types broken down into 10% Internship, 70% Full Time, and 20% Contract. Highlights an 90% In-person, and 10% Remote job distribution, with an average salary of $86,322 per year, or $41.5 per hour.

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 3 days ago


Progress Rail rating

7.0

Company rating: 7.0 out of 10

Based on 69 frontline employees who took The Breakroom Quiz

352nd of 487 rated machine equipment manufacturers


Job description

Job Purpose
Progress Rail is seeking a Test Engineer to lead test development and execution across both legacy systems and next-generation hardware, embedded firmware, and application software. This role partners with Design Engineering, Manufacturing, and Quality to define and implement robust test strategies for product characterization, verification/validation, and production testing of printed circuit assemblies, modules, and systems used in rail signaling and communications products. The Test Engineer will serve as a technical liaison at the manufacturing site, ensuring test readiness, uptime, quality, and continuous improvement activities align with business objectives.
Company Description
Progress Rail stands at the intersection of legacy and innovation-driving the future of rail with a pioneering spirit. Since its founding in 1983, the company has grown to become one of the world's largest and most trusted providers of railroad products, services, and technologies. Today, Progress Rail delivers a comprehensive portfolio of cost-effective solutions to railway customers around the globe. From the rails themselves to the EMD® locomotives that ride them, the company's products are in operation across more than 100 countries-powering progress and connecting communities. In 2006, Progress Rail joined Caterpillar Inc., further strengthening its ability to lead the rail industry with cutting-edge technology, unmatched expertise, and a commitment to excellence. At Progress Rail, the team is not just building the future of rail-they are making history every day.
Key Job Elements
• Define test strategy and testability requirements early in product development to support quality, manufacturability, and productivity goals.
• Develop and execute test plans, test cases, scripts, and procedures for embedded systems, firmware, and production test environments.
• Design, develop, implement, and document manual and automated test programs, fixtures, and setups for the manufacturing team.
• Collaborate cross-functionally with Design Engineering, Manufacturing, and Quality teams to align requirements, schedules, and test coverage.
• Manage day-to-day manufacturing test concerns to maintain uptime and resolve line-impacting issues quickly.
• Provide troubleshooting, recurring issue detection, root cause analysis, and corrective actions for test failures and yield losses.
• Analyze test data and trends to improve coverage, yield, and process capability, drive prevention of manufacturing test escapes.
• Support verification and validation activities, including functional, regression, and environmental stress screening (temperature, humidity, vibration/shock, etc.).
• Create and maintain work instructions, test standards, and test fixture revisions.
• Support continuous improvement initiatives using structured problem-solving and statistical tools.
Qualifications and Experience
• 5+ years of relevant engineering experience in electronics, embedded systems, or manufacturing test.
• Hands-on experience with test verification and validation planning, execution, analysis, and reporting.
• Experience developing test solutions using one or more of the following programs: LabVIEW, Lab Windows/CVI, ANSI C/C++, Python, or similar test automation/scripting tools.
• Experience in PCBA/electro-mechanical product test processes, including fixture development and troubleshooting.
• Working knowledge of embedded systems, microcontrollers, hardware-software interaction.
• Strong analytical/problem-solving skills and ability to perform root cause investigations independently.
• Experience with version control and defect tracking systems.
• Strong communication, documentation, and cross-functional collaboration skills.
• Experience with Design for Test (DFT) methodologies and implementation.
• Demonstrated use of AI tools to improve engineering productivity, analysis, or documentation quality.
• Familiarity with QNX and Windows-based development/test environments.
• Experience with environmental stress and pre-screen testing methods (temperature, humidity, shock / vibration, etc.).
• Experience in ISO 9001-compliant environments.
• Project management experience with ability to manage multiple priorities.
Benefits
Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance, and experience. Please note that salary is only one component of total compensation at Progress Rail.**
  • Competitive Salary
  • 401(k) plan with up to 6% company match (no waiting period with immediate vesting)
  • Medical/Dental/Vision/Life/Disability Insurance
  • Supplemental Accident, Critical Care, and Hospital Insurance available along with an HDHP and HSA with seed money
  • Flexible Spending Accounts
  • Paid Vacation
  • Paid Holidays
  • Paid Time-Off (PTO)
  • Employee Assistance Plan
  • Education Assistance Program
  • Employee Recognition Programs
  • Site specific Production and Incentive Plans
  • Site specific Step and Skill Level Wage Adjustment Plans
  • Site Specific Relocation and Sign-on Bonus Programs

*Benefits eligibility varies by job position, full-time/part-time and regular/temporary status. The provisions of the plan documents control such benefits.
**Subject to position, eligibility, and plan guidelines.

What Progress Rail employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Progress Rail logo

About Progress Rail

Sourced by ZipRecruiter

Our team works hard to create lifelong customer relationships, supplying comprehensive rolling stock and infrastructure solutions for the global rail industry and setting the standard for excellence. We care about fostering the sustainable movement of goods and people for generations to come, and we know our customers care, too. Our strategic footprint ensures responsive, quality customer support all day, every day. We are one of the largest integrated diversified providers of rolling stock and infrastructure solutions and technologies for the global rail industry. The company provides advanced EMD® locomotives, engines, and technologies, railcars, trackwork, fasteners, signaling, rail welding and Kershaw® Maintenance-of-Way equipment, along with dedicated locomotive and freight car repair services, aftermarket parts support and recycling operations. Progress Rail’s deep industry expertise ensures a commitment to quality through innovative solutions.

Industry

Consumer goods and commercial equipment rental services

Company size

5,001 - 10,000 Employees

Headquarters location

Albertville, AL, US

Year founded

1983