304 performance testing jobs at 158 companies in Seattle, WA
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GPU Performance Engineer
Sunnyvale or Bellevue
$120k-$160k/yrOnsiteFull Time
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
2+ YOE2+ years software engineering experience; proficiency in Go and/or Python; production Kubernetes experience; develop performance tests, automation, and platform tooling; participate in on-call rotation.
Certerra: Testing, inspection, and certification services for critical infrastructure projects.
Perform inspection and testing on construction projects; interpret plans, communicate with PMs; field testing; code familiarity; certifications preferred.
TerraPower: Developing advanced nuclear reactor technology and medical isotopes.
8+ YOE2+ MgmtB.S. in engineering with 8+ years relevant experience, 2+ years supervisory experience, knowledge of nuclear quality programs, design control, configuration management, fuel performance modeling/testing, and strong leadership and communication skills.
Launch Potato: Digital media operating a portfolio of consumer brands.
8+ YOE8+ years in performance marketing with 3+ years scaling video portfolios; hands-on Google/YouTube Ads execution, P&L ownership, analytical depth, creative testing, and cross-functional leadership.
Google Ads, YouTube, Google Analytics, Looker, Microsoft Excel, Google Sheets, Higgsfield, Runway, CapCut, MidJourney, Gemini, VEO3, Claude, SimilarWeb, AdBeat, Ahrefs, SpyFu, Pathmatics, Slack, Zoom
magniX: Designs and manufactures electric propulsion systems for sustainable aircraft.
7+ YOEBachelor's in Electrical Engineering required; 7+ years electromagnetic modeling experience (3+ years aerospace preferred); expert in electric motor performance modeling, multi-physics simulation, and test validation; proficiency with MATLAB, Simulink, ANSYS, Motor-CAD, OptiSlang, Twin Builder.
San Francisco or Seattle or Chicago or New York City or Atlanta or United States
HybridFull Time
Stripe: Provides online payment processing and financial infrastructure for businesses.
5+ YOE5+ years in payments or operations; expertise diagnosing and improving card authorization rates; ability to design A/B tests, partner with merchants, and build optimisation narratives; SQL and dashboard/reporting experience preferred.
University of Washington: Provides higher education and comprehensive academic healthcare services.
2+ YOEBachelor's in technology or business required; 2+ years HR analyst or project management experience; skills in requirements gathering, testing, data analysis, Workday, and Microsoft Office (advanced Excel).
Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, Microsoft Visio, Microsoft Excel, Microsoft SharePoint, Microsoft Teams, Workday
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOE1+ year manufacturing experience in a high-traceability environment or trade certification; experience with hand tools, precision measuring instruments, and test tools; able to follow work instructions, perform tests, maintain equipment, lift up to 25 lbs, and work 4x10s/overtime/weekends as needed. U.S. work-authorization required.
Calipers, multi-meters, torque wrenches, hand tools, precision measuring instruments, test tools, thermal and vacuum test equipment, data acquisition systems
Amex GBTNYSE: GBTG: Provides travel management services and technology for businesses.
5+ YOEBachelor's in CS/IT plus 5+ years experience in object-oriented programming, RESTful services, mobile engineering (MVC/MVVM/SDUI), automated and performance/network testing; experience with Objective C or Swift.
Cascadia College: Public community college offering associate and bachelor's degrees.
5+ YOE5+ years HVAC and steam systems experience; journey-level HVAC mechanic or steamfitter or equivalent; skilled in diagnostic testing, repair, and maintenance of HVAC, refrigeration, and hot/chilled water systems; ability to lift up to 50 lbs and perform frequent full-body exertion.
Microsoft Office, Microsoft Outlook, automated building monitoring and control systems, drill press, grinder, bandsaw, hand drill, tester, welding equipment, soldering gun
Navigation Framework Software Development in Test (SDET) – Apple Maps
Seattle, Washington, United States
OnsiteFull Time
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Design and build scalable test solutions and automation to improve quality, reliability, and performance of Maps across platforms; collaborate with engineers and take ownership of testing initiatives.
MacDonald-Miller Facility Solutions: Designs and services mechanical systems for commercial buildings.
Lead TAB projects and teams, perform advanced HVAC testing/adjusting/balancing, troubleshoot system performance, ensure safety and quality, and obtain/hold TAB/NEBB-related certifications.
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOE1+ years performing electrical system testing and troubleshooting, ability to read schematics, perform wire routing/terminations, soldering, bond/ground testing, and follow safety procedures.
Toray Composite Materials AmericaTokyo Stock Exchange: 3402: Produces advanced carbon fiber and composite materials for industry.
2+ YOELaboratory technician role performing calibration, testing, and maintenance; requires HS diploma, 2+ years lab experience or Associate degree; proficient in MS Excel/Word; export control compliance.
Laboratory equipment, Calibration equipment, Microsoft Excel, Microsoft Word
Transportation Technician 3 - Washington State Ferries
Seattle, Washington, United States
$69k-$93k/yrFieldFull Time
Washington State Department of Ecology: Provides environmental regulation and conservation services for Washington state.
Perform field inspection and materials testing for ferry terminal construction; interpret plans; prepare field reports; valid driver’s license; experience with material testing and Microsoft Office.
Windows, Microsoft Word, Microsoft Excel, Microsoft Outlook
I-5 Auto Group: A family-owned group of automotive dealerships providing sales and service.
Ability to test and diagnose vehicle systems, perform oil changes and fluid refills, use power and hand tools, drive vehicles for testing, and lift up to 50 lbs.
PACCARNasdaq: PCAR: Designs and manufactures heavy-duty commercial trucks and diesel engines.
4+ YOELead IT compliance and records management, perform ITGC/ITAC testing, document audit workpapers, support SOX testing; CISA and bachelor’s degree required; 4 years IT/audit experience.
Microsoft Word, Microsoft Access, Microsoft Excel, Microsoft PowerPoint, Microsoft SharePoint, Tableau, Power Automate, SQL
CommonSpirit Health: Large non-profit healthcare system providing hospital and medical services.
Bachelor of Science in a biological or chemical science required; preferred clinical laboratory/medical laboratory certifications. Performs complex lab testing, instrument maintenance, quality control, and proficiency testing.
Heidelberg MaterialsFrankfurt Stock Exchange: HEI: Manufactures and supplies cement, aggregates, and ready-mixed concrete.
Perform quality control tests on construction materials, document and report results, maintain and calibrate testing equipment, comply with safety and industry standards; ACI Field Testing Grade 1 preferred; post-offer physical, drug screen, and background check required.