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22 api test engineer jobs at 19 companies in Missouri City, TX

1mo
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Software Integration Test Engineer -SCADA
Irvine or Houston
$65k-$105k/yr HybridFull Time
ETAP
ETAP: Electrical power system modeling and analysis software solutions.
2+ YOE2+ years testing software integrations or enterprise/industrial applications; REST API and OPC UA familiarity; basic power systems understanding; strong troubleshooting and communication; U.S. work authorization required.
Postman, Swagger, Insomnia, OPC UA, Wireshark, Fiddler, JSON, XML, SQL, Python, PowerShell, Jira, REST APIs, OAuth
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5d
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API Inspector with Arctic Testing and Inspection (ATI)
La Porte or Houston
OnsiteFull Time
US Coatings
US Coatings: Provider of specialized tank cleaning and marine coating services.
5+ YOERequires a high school diploma or GED, valid driver's license, 5+ years of experience, API code knowledge, engineering drawing and P&ID reading skills, communication skills, and accurate recordkeeping.
Piping and Instrumentation Diagrams (P&IDs), Nondestructive Examination (NDE), PT testing, borescope
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2w
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Project Engineer - Completions
Houston, Texas, United States
OnsiteFull Time
Weatherford
WeatherfordNASDAQ: WFRD: Provides equipment and services for global oil and gas operations.
7+ YOEBachelor's in mechanical engineering, 7+ years new product development experience, API 11D1/API 19AC experience, stress analysis and FEA proficiency, prototype testing and project management skills.
CREO, FEA
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2w
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Application Security Engineer with AWS, Cequence ,API Security(Remote)
Houston, Texas, United States
$120k-$140k/yr RemoteFull Time
LTIMindtree
LTIMindtreeNational Stock Exchange of India: LTIM: Global technology consulting and digital solutions.
12+ YOERequires 12 years of experience in application security, API security testing, AWS cloud architecture, security platform deployment, integrations, automation, and regulated cloud environments.
Cequence API Security, Wiz Federal, Wiz CNAPP, Splunk Enterprise, Splunk Cloud, Cribl Stream, AWS GovCloud, AWS CloudTrail, AWS Security Hub, AWS GuardDuty, AWS Security Lake, Terraform, CloudFormation, Python, PowerShell, Bash, REST APIs, Azure Cloud Monitor, AWS CloudWatch, CICD
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2mo
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Automation Test Architect - Agentic AI
Coppell or Houston
$90k-$157k/yr HybridFull Time
Wolters Kluwer
Wolters KluwerEuronext Amsterdam: WKL: Provides professional information and software solutions for specialized industries.
8+ YOE8–12+ years in Quality Engineering / Test Automation with architect-level ownership; API/UI/test data strategy; strong programming in Java/Python/TypeScript/C#; experience with Playwright/Cypress/Selenium and REST tools; preferred: LLМ/Agentic AI testing.
Playwright, Cypress, Selenium, REST-assured, SuperTest, Postman/Newman, pytest, GitHub Actions, Jenkins, Azure DevOps
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2mo
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NDE Engineer
Houston, Texas, United States
OnsiteFull Time
NOV
NOVNYSE: NOV: Manufactures and provides equipment for the energy industry.
5+ YOEBachelor's in engineering/physics/mathematics, 5+ years NDT/ultrasonic testing experience, familiarity with UT/PAUT/eddy current/MFL, data acquisition and signal processing knowledge; Python/MATLAB/C++/C# preferred; API/ASTM/ASNT familiarity preferred.
Python, MATLAB, C++, C#, COMSOL, ANSYS
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2w
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MECHANICAL ENGINEER
Houston, Texas, United States
OnsiteFull Time
Worldwide Oilfield Machine
Worldwide Oilfield Machine: Designs and manufactures pressure control equipment for energy industries.
Mechanical design experience in sealing/elastomer environments, 3D CAD and simulation proficiency, familiarity with API standards, BOM/doc control, and testing/validation skills.
AutoCAD, Inventor, SolidWorks, FEA
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2mo
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Gas Storage Engineer - Midstream
Houston, Texas, United States
HybridFull Time
Kinder Morgan
Kinder MorganNew York Stock Exchange: KMI: Transports and stores energy products like natural gas.
2+ YOE2+ years experience in gas storage or reservoir engineering preferred; knowledge of well integrity, risk assessment, API 1170/1171, strong data skills, valid driver’s license, and PHMSA drug testing compliance.
Microsoft Office, Gas Storage Database, Well Risk Matrix, Logging Schedules, Well Files
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2mo
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R&D Mechanical Engineer, Senior
Spring, Texas, United States
OnsiteFull Time
Halliburton
HalliburtonNYSE: HAL: Provides products and services for the energy industry.
3+ YOEBachelor's degree in mechanical engineering, electronics technology, electrical engineering, or related field; 3 years of relevant experience; SolidWorks or equivalent CAD, Microsoft Office, Microsoft Project, electro-mechanical design, reliability testing, and technical documentation.
SolidWorks, Microsoft Office, Microsoft Project, Finite Element Analysis (FEA), Highly Accelerated Life Testing (HALT), Quantitative Accelerated Life Testing (QALT), Environmental Stress Screening (ESS), API, ISO, AWES
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1w
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AI Development Software Engineer
Houston or Kristiansand or Macae
OnsiteFull Time
HMH
HMH: Provides integrated equipment and services for global drilling operations.
Uses AI-assisted tools in development workflow; strong software engineering fundamentals, APIs, testing, production readiness; bachelor's in computer engineering or equivalent.
Claude Code, Codex, GitHub Copilot, Cursor
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1mo
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Software Engineer – (Core Strategist)
Houston or Arizona or California or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia
HybridFull Time
FDM Group
FDM GroupLondon Stock Exchange: FDM: FDM provides IT consultancy and technology staff augmentation services.
3+ YOE3+ years Python experience for data analysis, strong OOP, SQL, cloud (AWS) familiarity, visualization experience, REST API integration, unit testing and version control (Git). Bachelor's in computer science or related field required.
Python, pandas, numpy, Jupyter, SQL, AWS, Plotly, Dash, Microsoft Power BI, scikit-learn, scipy, statsmodels, Git, Azure pipelines, Dataiku, REST API
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1w
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Sr Bioinformatics Software Engineer
Houston, Texas, United States
HybridFull Time
Baylor Genetics
Baylor Genetics: Provides clinical genetic testing and genomic sequencing services.
5+ YOEBachelor’s in CS, Software Engineering, Bioinformatics or related; 5+ years software development experience; strong programming, database, CI/CD, testing, and API skills; collaborative communication.
Python, Perl, R, Bash, Java, C++, Groovy, SQL Server, NoSQL, MongoDB, MySQL, ElasticSearch, Git, Azure, GCP, SLURM, Kubernetes, Docker, Singularity, PIP, Conda, Nextflow, Airflow, Snakemake, pytest, doctest, Azure Pipelines, Microsoft Power Automate, Microsoft Teams, Jira
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3mo
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Sr. Android Engineer (Tulsa, OK, US, 74101)
Tulsa or Dallas or Houston or Kansas City or Lincoln or Little Rock or Memphis or Oklahoma City or Phoenix or Salt Lake City or San Antonio or Springfield or St. Louis
OnsiteFull Time
BOK Financial
BOK FinancialNASDAQ: BOKF: Provides commercial, consumer banking, and wealth management services.
8+ YOE8+ years software engineering; 3-5 years building production Android apps with Kotlin and Jetpack Compose; strong API, CI/CD, testing experience.
Kotlin, Jetpack Compose, AWS, REST APIs, JUnit, Espresso, Mockito, Firebase, New Relic, CircleCI, Fastlane, GitHub Copilot, Claude
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1mo
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Senior QA Automation Engineer
New York or Houston or Los Angeles or Boston or Jersey City
$53-$58/hr RemoteContract
Makai Labs
Makai Labs: Provides AI-powered enterprise automation and human-machine teaming solutions.
5+ YOE5+ years QA experience testing complex web apps; expertise in modern QA methodologies, SDLC/STLC in Agile, SQL/database testing, automation with Cypress/Playwright/Selenium, ability to read JavaScript/TypeScript/Python, and API testing with Postman.
Cypress, Playwright, Selenium, Postman, JavaScript, TypeScript, Python, SQL, SQL Server, PostgreSQL, MySQL
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1mo
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Principal Engineer, Digital QA
Houston, Texas, United States
HybridFull Time
Waste Management
Waste ManagementNYSE: WM: Provides waste collection, recycling, and environmental services in North America.
10+ YOEBachelor's in CS/MIS/Engineering plus 10 years QA/testing experience in SDLC. 3+ years with SQL/TOAD/ETL, ERP systems, reporting tools, Python analytics, QA tools (Quality Center, QTP, Selenium), AS400, and national accounts integrations.
SQL, TOAD, ETL, Oracle HCM Cloud, EBS HRMS, PeopleSoft-Finance, Oracle Finance/HCM, Ariba, Coupa, Microsoft Power BI, Tableau, Microsoft SSRS, Spotfire, Python, Quality Center, QTP, Selenium, AS400, Acorn, Salesforce, Portals, Contract Management, Mulesoft, MAS, ESB, APIs
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2mo
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Application/AI Developer
Houston, Texas, United States
HybridFull Time
First Continental Mortgage
First Continental Mortgage: Provides home mortgage lending and refinancing services to families.
Experience building AI agents and LLM workflows, API development (REST/GraphQL), data warehousing (Snowflake/BigQuery/Redshift), mortgage integrations, security policy for AI, version control (Git), testing and CI/CD, and strong communication skills.
LangChain, LlamaIndex, OpenAI, Anthropic, REST, GraphQL, webhooks, Snowflake, BigQuery, Redshift, Git, dbt, Fivetran, Airbyte, n8n, Zapier, Make, AWS, Azure, GCP
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2d
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Electrical Reliability Team Lead
La Porte, Texas, United States
$143k-$180k/yr OnsiteFull Time
INEOS
INEOS: Global manufacturer of chemicals, specialty materials and oil products.
5+ YOEBachelor's degree in electrical or related engineering, 5+ years in electrical maintenance, reliability, or power distribution, and experience with industrial systems, testing, troubleshooting, leadership, SKM, PowerDB, and SAP.
SKM, PowerDB, SAP, NETA, NEC, NFPA, IEEE, API
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1mo
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Senior Specialist Measurement
Houston, Texas, United States
OnsiteFull Time
Plains All American
Plains All AmericanNasdaq: PAA: Transports and stores crude oil and natural gas liquids.
7+ YOE7+ years in static and dynamic petroleum measurement, strong command of API standards, Excel/PowerPoint proficiency, custody balancing familiarity, ability to troubleshoot measurement issues, willingness to travel up to 25%, valid driver's license, cleared background and drug test, U.S. work authorization required.
Highwire, Tomcat, Microsoft Excel, Microsoft PowerPoint
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1mo
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Senior QA group Lead
Houston or Bangalore or San Jose or Västerås or Krakow
HybridFull Time
Hitachi Energy
Hitachi Energy: Provider of electrical power grid technologies and energy systems.
10+ YOEBachelor's degree in engineering or related field, 10+ years of experience, software QA leadership, energy management and SCADA knowledge, test management tools, automated testing, and existing work authorization.
Zephyr Scale, Jira, Microsoft Azure DevOps, Visual Studio, NUnit, TestNG, Playwright, C#, Java, Microsoft Copilot, SCADA, Energy Management Systems (EMS), Generation Management Systems (GMS), Application Programming Interface (API), User Interface (UI)
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1w
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QA/QC Manager
Katy, Texas, United States
OnsiteFull Time
CNPC USA
CNPC USA: Developing innovative technologies for oil and gas exploration.
10+ YOE5+ MgmtBachelor's in engineering or related field; 10+ years in quality management with 5+ years managing QMS in oil & gas manufacturing; API Q1/API standards experience; audit, supplier quality, inspection and testing expertise; must pass vision exam, background check, and drug screen; legal US work authorization required.
ERP, QMS, EDMS, PLM, calibration management software, Microsoft Office
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