222 performance testing jobs at 139 companies in Clayton, DE

3w
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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
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.
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.
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
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.
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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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
5d
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State Accountant III
Dover, Delaware, United States
$58k/yr HybridFull Time
State of Delaware
State of Delaware: The executive government branch of the State of Delaware.
2+ YOEExperience testing and analyzing financial ERP systems and accounting data; performing reconciliations, compliance reviews, report preparation, and system testing; strong analytical and communication skills.
PeopleSoft, Quality Center
2mo
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Quality Technician
Concordville, Pennsylvania, United States
$22-$29/hr OnsiteFull Time
Refresco
Refresco: Independent global provider of beverage bottling and manufacturing solutions.
QA lab tech performing chemical and microbiological testing, QC compliance, equipment calibration, batching, and documentation.
HPLC, CIP, SPC, Microbiology equipment, QA documentation
2w
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Electrical Lab Technician
Coatesville, Pennsylvania, United States
$27-$35/hr OnsiteFull Time
Constellation Energy
Constellation EnergyNASDAQ: CEG: Produces carbon-free electricity and supplies energy to customers.
Perform equipment calibrations and testing; associates degree or PMEL training or equivalent experience; aptitude in electrical/mechanical/chemical testing; ability to gain unescorted nuclear access; good communication skills.
1w
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Allergy Medical Assistant
Wilmington, Delaware, United States
OnsiteFull Time
Head & Neck Surgery of Kansas City
Head & Neck Surgery of Kansas City: Specialized medical and surgical ear, nose, and throat healthcare.
Provide patient intake, document medical history, assist with allergy testing/immunotherapy, perform injections and basic diagnostic tests; high school diploma/GED required; MA certification a plus.
4w
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Assistant Tech
West Chester, Pennsylvania, United States
$19/hr OnsiteFull Time
CTDI: Repairs and manages logistics for telecommunications and electronic equipment.
Operate and inspect electronic products, perform testing and soldering (surface mount and thru-hole), troubleshoot equipment, use test instruments, lift up to 50 lbs., and work in a warehouse environment.
oscilloscope, spectrum analyzer, voltmeter, soldering iron, BGA machine, Electronic test equipment
4w
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Clinical Laboratory Scientist
Media, Pennsylvania, United States
OnsiteFull Time, Part Time
Main Line Health
Main Line Health: Integrated non-profit health system serving the Philadelphia suburbs.
Bachelor's in medical laboratory or related field, competency performing specimen processing, test performance and reporting; strong communication, organization, and prioritization skills; MLT (ASCP) preferred.
1mo
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Laboratory Supervisor (Float)
Devon or Springfield or Collegeville or East Norriton or Abington or Montgomeryville or Langhorne or Downingtown or Pottstown or Feasterville-Trevose or Pennsylvania
OnsiteFull Time
Patient First
Patient First: Provides accessible urgent care and primary medical services.
Supervise laboratory personnel, monitor test performance, ensure QA/proficiency testing, maintain records, perform technologist duties at least 2 days/week, CPR certification, high school diploma (PA incumbents require bachelor's in a related science or HEW certification plus experience).
3w
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Technologist II, Laboratory Generalist - Laboratory - Bridgeton
Bridgeton, New Jersey, United States
$35-$49/hr OnsiteFull Time
Inspira Health
Inspira Health: Operates a network of hospitals and healthcare facilities.
1+ YOEPerforms and evaluates clinical laboratory testing, calibration, preventive maintenance, QC, troubleshooting, and proficiency testing. ASCP/MLS (or equivalent) certification required; 1–3 years clinical lab experience preferred.
2d
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Acceptance Test Technician - 1st Shift (69805)
Glenolden, Pennsylvania, United States
$20/hr OnsiteFull Time
Eaton
EatonNYSE: ETN: Manages electrical, hydraulic, and mechanical power systems globally.
1+ YOEHigh school diploma/GED, 1+ year mechanical experience, ability to perform acceptance testing, documentation, and basic troubleshooting; must be a U.S. person and reside within 50-mile radius; immigration sponsorship not available.