444 performance testing jobs at 222 companies in Townsend, DE

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Clinical Testing Psychologist (PhD, PsyD)
Dover, Delaware, United States
$106k-$160k/yr HybridFull Time, Part Time
LifeStance Health
LifeStance HealthNASDAQ: LFST: Provides outpatient behavioral healthcare and mental health services.
Doctoral degree (PhD/PsyD) from APA-accredited program, full Delaware licensure, board eligible/certified, ability to perform psychological/neuropsychological testing, report writing, and provide client feedback.
2mo
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Precast Concrete Testing Technician
Vineland, New Jersey, United States
$19-$23/hr OnsiteFull Time
Northeast Precast
Northeast Precast: A quality control-focused applies testing and material standards to ensure project specifications are met.
Perform daily concrete and aggregate testing, collect cylinders, test compressive strength, maintain lab equipment, and record results.
Compression testing machine, Laboratory equipment, Concrete cylinders, Moisture testing equipment, Aggregate gradation testing tools
3w
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User Acceptance Testing Specialist
Magnolia, Delaware, United States
OnsiteFull Time
SUMURI
SUMURI: Manufactures high-performance forensic workstations and develops investigative software.
Develop and execute UAT test plans for SUMURI products, identify and document defects, perform regression testing, and communicate findings; macOS experience and strong written communication preferred.
RECON ITR, RECON LAB, PALADIN, macOS, JIRA
1w
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Executive Director, Customer Marketing Performance Enabelment
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
10+ YOE10+ years in marketing performance, data strategy, operations or analytics; bachelor’s degree; experience building measurement, testing, and AI-enabled marketing capabilities; strong stakeholder and leadership skills.
2mo
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Director of Digital Performance & SEO
Newark or Newton
HybridFull Time
Sallie Mae
Sallie MaeNASDAQ: SLM: Provides private student loans and personal banking products.
8+ YOE8–12+ years in digital performance, SEO, digital marketing, or web analytics; proven SEO and analytics leadership; strong knowledge of GA4/Adobe Analytics/Looker; experience with testing platforms.
GA4, Adobe Analytics, Looker, Optimizely, Google Optimize
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Skillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer
Baltimore, Maryland, United States
$109k-$163k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEU.S. citizen with active Secret clearance, SAP eligibility, STEM degree with relevant experience, 5+ years modeling/simulation and high-performance computing experience, proficiency in Python and C/C++, and DoD test/acquisition knowledge.
Python, C/C++, Linux, Windows, JMP, R
1w
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Skillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer
Baltimore, Maryland, United States
$109k-$163k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEU.S. citizen with active Secret clearance, ability to obtain SAP, BS/MS/PhD in STEM with corresponding experience, 5+ years modeling and simulation experience, Python/C/C++ and Linux/Windows scripting, statistics and HPC, DoD test experience.
Python, C/C++, Linux, Windows, JMP, R
1mo
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TAB Technician (Testing, Adjusting, Balancing)
Fallston, Maryland, United States
$18-$23/hr FieldFull Time
Integra Testing Services
Integra Testing Services: Provides independent HVAC testing, adjusting, balancing, and commissioning services.
High school diploma/GED required. Ability to test, adjust, and balance air and hydronic HVAC systems, read mechanical drawings, perform related math, and document TAB activities. NEBB or AABC preferred.
1mo
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Mechanical Engineer - Testing - Jobs Laitram
Hanover or Baltimore or Washington
$74k-$174k/yr OnsiteFull Time
Laitram
Laitram: Global manufacturer of conveyor, automation, and access solutions.
Bachelor's in Mechanical Engineering required. Proficient with 3D CAD and Microsoft Office, skilled with measuring devices and hand/power tools, able to lift 40 lbs, travel up to 10-20% and perform hands-on testing, troubleshooting, and documentation.
3D CAD, Microsoft Excel, Microsoft Word, Microsoft OneNote, Microsoft PowerPoint, Inventor, tape measure, level, drills, impact guns
2w
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Perinatal Testing RN - Maternal Fetal Medicine
Milford, Delaware, United States
$66-$102/hr OnsiteFull Time
Bayhealth
Bayhealth: Provides comprehensive medical care and emergency services in Delaware.
Active RN with BLS, certification in fetal monitoring or high-risk OB preferred; BSN required; ability to perform limited OB ultrasounds, non-stress tests, phlebotomy, and patient education.
1mo
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Development Test Engineer-System Performance
Hanover or Baltimore or Washington
$74k-$174k/yr OnsiteFull Time
Laitram
Laitram: Global manufacturer of industrial equipment and processing machinery.
3+ YOEBS in Mechanical Engineering, 3+ years engineering experience, strong mechanical aptitude, ability to lift 40 lbs, CAD and controls exposure; Inventor, Python, TwinCAT, or MATLAB experience preferred.
3D CAD, Inventor, Python, BECKHOFF Controls Platform, TwinCAT, MATLAB
2w
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Construction Material Field Technician - Dover, DE
Dover, Delaware, United States
$18/hr FieldFull Time
Hillis-Carnes Engineering Associates
Hillis-Carnes Engineering Associates: Provides geotechnical, environmental, and construction material engineering services.
Reliable vehicle and valid driver's license, able to lift 60-80 lbs, work outdoors/over varied terrain, perform basic math, use MS Office and tablet, pass drug screen/background; certifications (ACI, NICET, AWS, ICC, NRCA, WACEL) preferred.
Microsoft Office
2mo
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Lead Software Test Engineer
Exton or Austin
$123k-$205k/yr HybridFull Time
Cox Enterprises
Cox Enterprises: Providing global communications, automotive services, and media solutions.
6+ YOEBachelor's degree and 6+ years of test automation experience; strong in Playwright, RestSharp, Pact.NET, xUnit; performance testing with JMeter or k6; API/integration testing; AI tooling experience.
Playwright, RestSharp, Pact.NET, xUnit, JMeter, k6, TestContainers
1mo
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Test Engineer (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
Systems Products and Solutions: Provides logistics and technical services to defense agencies.
7+ YOEBachelor's in engineering and 7 years T&E experience; experience with biometric collection devices, test plan development, conducting functional/integration/performance testing, technical reporting, and support for fielding; active or obtainable Secret clearance.
1mo
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Clinical Laboratory Scientist
Wynnewood, Pennsylvania, United States
$31-$48/hr OnsitePart Time
Main Line Health
Main Line Health: Provides comprehensive hospital, specialty, and outpatient healthcare services.
Perform complex laboratory testing including specimen processing, test performance, and result reporting; bachelor's in medical laboratory technology or equivalent; MLT (ASCP) preferred; strong communication and organizational skills.
2mo
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Quality Engineer II
Philadelphia, Pennsylvania, United States
$72k-$119k/yr OnsiteFull Time
RELX
RELXLondon Stock Exchange: REL: Provides information-based analytics and decision tools for professional customers.
Design, develop, and maintain automated test frameworks; REST API testing; CI/CD/AWS; JavaScript/TypeScript; Selenium or Playwright; TDD; accessibility; performance/load testing.
Selenium, Playwright, JavaScript, TypeScript, RESTful API testing, CI/CD, AWS, Jenkins, GitHub Actions, BrowserStack, Axe, Pa11y, WAVE, K6, Locust, JMeter
2mo
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Quality Engineer II
Philadelphia, Pennsylvania, United States
$72k-$119k/yr OnsiteFull Time
Elsevier
ElsevierLondon Stock Exchange: REL: Provides scientific, technical, and medical research information and analytics.
Design, develop, and maintain automated test frameworks using Selenium or Playwright; RESTful API testing; CI/CD/AWS; TDD; accessibility and performance testing; JavaScript/TypeScript.
Selenium, Playwright, JavaScript, TypeScript, REST API testing, CI/CD, AWS, Jenkins, GitHub Actions, BrowserStack, Axe, Pa11y, WAVE, K6, Locust, JMeter
1w
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QC Tech
Glen Mills, Pennsylvania, United States
$23-$30/hr OnsiteFull Time
Heidelberg Materials
Heidelberg MaterialsFrankfurt Stock Exchange: HEI: Manufactures and supplies cement, aggregates, and ready-mixed concrete.
Perform sampling and testing of hot mix asphalt, maintain test records, calibrate and operate testing equipment, follow quality procedures, and work safely in outdoor plant environments.
1w
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Commissioning Engineer
Pittsburgh or Philadelphia or Cleveland or Columbus
$80-$95/hr FieldFull Time
Shermco Industries
Shermco Industries: Provides electrical power system testing, maintenance, and engineering services.
4+ YOECommission and test protection and control systems, perform relay end-to-end testing, develop commissioning plans; 4+ years electrical testing experience; BSEE or EET; willing to travel up to 95%.
RTS, ProTest, Protection Suite, Doble 6150, Powercomm PCA-4125A, Arbiter 931, Vanguard CT 2000C, Omicron CT analyzer, SEL 311C, SEL 311L, SEL 387, SEL 411L, SEL 421, SEL 487B, SEL 487E, SEL 487V, SEL 587, SEL 587Z, SEL 787, GE C30, GE D60, GE F35, GE L90, GE T35, GE T60
1w
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Test Analyst III
Edgewood, Maryland, United States
$95k-$125k/yr OnsiteFull Time
MLT Systems
MLT Systems: Logistics and engineering services for government defense agencies.
5+ YOEPerform systems engineering tasks including requirements analysis, architecture support, test planning, configuration management, and technical reviews; bachelor’s degree plus 5 years relevant experience (or associate with greater experience).
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, MS Teams