36 test engineer jobs at 19 companies in Sullivan, MO
3w
Save
Mark Applied
Hide
Test Engineer
High Ridge, Missouri, United States
OnsiteFull Time
5+ YOEBachelor's in engineering and 5+ years testing/calibration experience with high-voltage electrical measurement systems, ISO 17025 compliance, test method development, and technical reporting.
Solidworks
3w
Save
Mark Applied
Hide
Test Engineer
High Ridge, Missouri, United States
OnsiteFull Time
5+ YOEBachelor's in Mechanical or Electrical Engineering and 5+ years testing/calibration experience with high-voltage electrical measurement systems; ISO 17025 experience; ability to develop procedures and ensure compliance.
Solidworks
2mo
Save
Mark Applied
Hide
Test Technician - Capacitor Voltage Transformers (2nd Shift)
Charleroi, Missouri, United States
OnsiteFull Time
1+ YOETests high-voltage CVTs; HS diploma required, 1 year electrical testing experience.
Oscilloscope, Power Analyzer, Multimeter, Excel
3mo
Save
Mark Applied
Hide
Software Development Engineer in Test (SDET) II
O’Fallon, Missouri, United States
$92k-$147k/yr HybridFull Time
SDET with experience building functional, integration, and UAT test strategies for high-throughput systems. Linux, shell scripting, and programming in C/C++ or Java. Git experience. Bachelor’s in CS/SE/IT/Math. Strong communication.
Linux, Shell scripting, C, C++, Java, Git
1mo
Save
Mark Applied
Hide
Geotechnical Engineer
Chesterfield, Missouri, United States
OnsiteFull Time
Bachelor's in Geological/Civil Engineering required; EIT/EI preferred. Experience in geotechnical fieldwork, lab testing, engineering analysis, report preparation, project management, and strong communication and problem-solving skills.
1w
Save
Mark Applied
Hide
Lead Structural Analysis Engineer
Berkeley, Missouri, United States
$127k-$209k/yr OnsiteFull Time
9+ YOELead structural analysis, test planning, test execution, correlation and FEM verification; mentor engineers; requires US Secret clearance and 9+ years related experience with a BS in engineering.
1mo
Save
Mark Applied
Hide
Systems/Controls Engineer II
Kirkwood, Missouri, United States
OnsiteFull Time
3+ YOEBachelor's degree in engineering or computer science (or equivalent experience), 3+ years engineering experience with software emphasis, software V&V and regression testing experience, ability to author and review SRS/SDS/SAD/test protocols, strong communication and organizational skills.
Microsoft Office, Aras PLM, D2, C/C++, C#, Python
1mo
Save
Mark Applied
Hide
Distribution Engineer - Greater St. Louis Area
St. Louis or Wentzville or Edwardsville
$71k-$134k/yr RemoteFull Time
ABET BS in Engineering (preferably electrical), knowledge of electric utility distribution systems, EIT/FE or PE preferred, valid driver’s license, ability to travel and pass drug/fit-for-duty tests, proficiency with Microsoft Office, GIS and distribution design software.
Microsoft Office, GIS, Spida Calc, O-Calc, Pole Foreman, Katapult, AutoCAD, SPANS, NJUNS, IkeGPS
2w
Save
Mark Applied
Hide
Senior Systems Integration Engineer
Westborough or Chesterfield
$100k-$150k/yr RemoteFull Time
5+ YOEBachelor's in CS/EE or equivalent, 5+ years integration and controls testing, Python/Bash/Linux experience, networking and SCADA/DNP3/Modbus familiarity, PLC and test automation experience.
AEROS, Python, Bash, Linux, SCADA, DNP3, Modbus TCP/IP, PLC, Subversion, GitHub, JIRA
1mo
Save
Mark Applied
Hide
Lead QA Automation Engineer
Chesterfield or United States
$107k-$159k/yr RemoteFull Time
8+ YOE8+ years big data experience, 4+ years data analysis; BA/BS required (MA/MS preferred); lead QA and automation experience; expertise in data testing (ETL, pipelines, data lake), SQL, CI/CD, data security; experience with test automation frameworks and big data platforms preferred.
Playwright, Selenium, Cypress, SQL, Hive, Spark, NoSQL, Azure, AWS, Snowflake, Databricks, REST, JSON, CI/CD, ETL
5d
Save
Mark Applied
Hide
Design and Analysis Engineer (Electrical Systems Design)
Berkeley, Missouri, United States
$165k-$223k/yr OnsiteFull Time
14+ YOEBachelor's degree in engineering or related field, 14+ years experience or equivalent, ability to obtain U.S. security clearance, experience with avionics mission systems, requirements development, lab/flight testing, and related tools.
MIL-STD-6016, Link-16, DOORS, ClearQuest, Jira, MBSE
3w
Save
Mark Applied
Hide
Network Tier 3 Engineer
Scott Air Force Base, Illinois, United States
$80k-$88k/yr OnsiteFull Time
5+ YOEActive Top Secret clearance, bachelor’s degree in IT or related field, 5+ years network engineering experience, CCNP and DoD IAT Level II required, experience with Cisco, SolarWinds, Splunk, DISA STIGs, scripting and lab-to-production testing.
SolarWinds, Splunk, Cisco, Windows, Linux, VMware
3w
Save
Mark Applied
Hide
Software Engineer
Chesterfield or Greenwood Village
$85k-$140k/yr HybridFull Time
2+ YOEBachelor's in CS or related, 2+ years software development experience, experience with C#/.NET, SQL Server, web fundamentals, Git, testing, and strong communication and problem-solving skills.
C#, .NET, SQL Server, HTML, CSS, JavaScript, Git, TypeScript, Angular, React, REST APIs, Azure DevOps, Azure, AWS, Application Insights, DataDog
3w
Save
Mark Applied
Hide
Senior Python Developer
Fenton, Missouri, United States
OnsiteFull Time
5+ YOE5+ years software development experience with 3+ years Python; experience with RESTful APIs, databases, cloud platforms, testing, CI/CD, containerization, and mentoring.
Python 3.x, Django, Flask, FastAPI, RESTful APIs, PostgreSQL, MySQL, SQL Server, MongoDB, Redis, Git, GitHub Actions, Jenkins, Docker, Kubernetes, AWS, Azure, GCP, pytest, unittest, TensorFlow, PyTorch, scikit-learn, React, Vue.js, JavaScript
2w
Save
Mark Applied
Hide
Software Developer II - Financials (Full Stack, Front End)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
5+ YOE5+ years software development experience; proficiency with Angular, TypeScript or GWT, Java, RDBMS, cloud and container tech, Git and automated testing; strong communication and problem-solving skills.
Angular, TypeScript, GWT, Java, Postgres, Oracle, SQL, AWS, Kubernetes, Spring Boot, Kafka, Cassandra, Spark, Databricks, .NET, Git, JIRA, Confluence, Bitbucket, Bamboo, Claude Code, Augment, Jetbrains Junie, Github Copilot, Cursor, OpenAI Codex
5d
Save
Mark Applied
Hide
Software Developer II - Utility Billing Software (Front End, Angular)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
5+ YOE5+ years software development experience; proficient with Angular/TypeScript, Java, RDBMS, cloud and container tooling; strong testing, Git, and collaboration skills.
Angular, TypeScript, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, Cassandra, SQL, Git, JIRA, Confluence, Bitbucket, Bamboo, Automated Testing, Generative AI, Agentic AI
4d
Save
Mark Applied
Hide
2027 Co-Op Engineers
O'Fallon or Dardenne Prairie
$18/hr OnsiteMultiple Commitments Available
Currently enrolled in mechanical engineering, engineering management, or materials science; junior standing preferred. Requires testing, measurement, manufacturing, statistical analysis, communication, and organizational skills.
Microsoft Excel, Microsoft Word, Microsoft Access, SQC Pack, Minitab, CHARTrunner, LabVIEW
1mo
Save
Mark Applied
Hide
Engineering Technician I, II, or III
Rolla, Missouri, United States
OnsiteFull Time
Support engineers with testing, equipment setup/maintenance, documentation, data collection, process improvement, cleanroom compliance, and mentoring (levels I–III have increasing responsibility and experience requirements).
1mo
Save
Mark Applied
Hide
Engineering Technician
Pacific, Missouri, United States
$22/hr OnsiteFull Time
Operate electro-mechanical test equipment, create/revise prints and BOMs, develop tests and procedures, troubleshoot engine components; proficiency with Microsoft Excel, Access, and Word; understanding of basic electronics and vehicle/engine experience preferred.
Microsoft Excel, Microsoft Access, Microsoft Word
2mo
Save
Mark Applied
Hide
POST DOCTORAL FELLOW - Materials Science and Engineering #00097711
Rolla, Missouri, United States
OnsiteFull Time
PhD in materials science/engineering (or soon-to-be) required; experience with machine learning, advanced/additive manufacturing, microstructural characterization (transmission electron microscopy, atom probe tomography), mechanical and oxidation testing, publishing and proposal writing preferred.
machine learning, additive manufacturing, transmission electron microscopy, atom probe tomography, mechanical testing, oxidation testing
Explore Jobs