98 mechanical testing jobs at 62 companies in Smyrna, DE
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Assistant Electrical Testing Technician
Kennett Square, Pennsylvania, United States
$30-$40/hr FieldFull Time
1+ YOEHigh school diploma or technical training, 1+ year construction or technical experience, mechanical aptitude, valid driver's license, safety training, and ability to travel and perform physically demanding electrical testing work.
megger, DLRO, ANSI/IEEE, NETA, LOTO
2mo
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Mechanical Test Engineer
Cleveland or Wilmington
OnsiteFull Time
3+ YOEBachelor’s in Mechanical Engineering or Materials Science with 3+ years, or Master’s degree; hands-on thermal/mechanical testing; experience with TIMs, thermal test systems, environmental chambers; data analysis with Python/MATLAB/Minitab.
Python, MATLAB, Minitab, TIM Testers, Thermal Test Systems, Environmental Chambers, Rheometers
2mo
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Senior Mechanical Engineer
Aberdeen Proving Ground, Maryland, United States
$145k-$158k/yr OnsiteFull Time
8+ YOE8+ years mechanical engineering experience designing, developing, testing, and integrating mechanical or electromechanical systems; experience producing engineering drawings and test procedures; active Secret clearance preferred Top Secret.
Computer-Aided Design (CAD)
1mo
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TAB Technician (Testing, Adjusting, Balancing)
Fallston, Maryland, United States
$18-$23/hr FieldFull Time
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.
1d
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HYDRO Technician (Part-Time)
Abbottstown or Coatesville
FieldPart Time
2+ YOERequires two to three years of technician or repair experience, hydrostatic testing certification, driver's license, mechanical and computer skills, willingness to train, overtime, travel, and lifting up to 75 pounds.
1mo
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Engineer / Mechanical or Electrical
Pottstown or Middletown or Kennett Square or Oswego or Oswego
$87k-$154k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering required; entry, mid, and senior levels available with 0–5+ years nuclear or related engineering experience. Maintain access/unescorted access and favorable medical testing. Preferred: PE registration, licensing LAR/task report experience, nuclear modification design process, advanced technical degree.
2mo
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PennDOT Winter Mechanics (Diesel & Automotive Mechanics), 2026-2027
Harrisburg or Adams County or Allegheny County or Armstrong County or Beaver County or Bedford County or Berks County or Blair County or Bradford County or Bucks County or Butler County or Cambria County or Cameron County or Carbon County or Centre County or Chester County or Clarion County or Clearfield County or Clinton County or Columbia County or Crawford County or Cumberland County or Dauphin County or Delaware County or Elk County or Erie County or Fayette County or Forest County or Franklin County or Fulton County or Greene County or Huntingdon County or Indiana County or Jefferson County or Juniata County or Lackawanna County or Lancaster County or Lawrence County or Lebanon County or Lehigh County or Luzerne County or Lycoming County or McKean County or Mercer County or Mifflin County or Monroe County or Montgomery County or Montour County or Northampton County or Northumberland County or Perry County or Philadelphia County or Pike County or Potter County or Schuylkill County or Snyder County or Somerset County or Sullivan County or Susquehanna County or Tioga County or Union County or Venango County or Warren County or Washington County or Wayne County or Westmoreland County or Wyoming County or York County
$25-$29/hr OnsiteSeasonal, Temporary
2+ YOESeasonal mechanic roles requiring relevant trade experience or completion of PennDOT trainee program, possession of CDL and inspection mechanic certification for many positions, ability to perform repairs, inspections, and preventive service; subject to drug & alcohol testing.
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1721 Nuclear Maintenance Supervisor, Mechanical - Hope Creek
Hancocks Bridge, New Jersey, United States
$108k-$170k/yr OnsiteFull Time
4+ YOEHigh school diploma/GED and four years of craft or discipline experience. Requires supervisory capability, nuclear site access, safety compliance, overtime, shift work, callouts, testing, training, and background screening.
ALARA, Real ID
1w
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Fleet Mechanic 12pm - 8pm
Vineland, New Jersey, United States
$23-$30/hr OnsiteFull Time
5+ YOE5+ years light/medium/heavy mechanic experience, own tools, valid driver's license, clean driving record, background check and negative drug test; ASE certification preferred.
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Mechanic*
New Castle County, Delaware, United States
$37/hr OnsiteFull Time
3+ YOEHigh school diploma or equivalent, 3+ years heavy duty diesel mechanical experience, valid Commercial Driver's License Class B, must pass entry test, own tools, available to work any shift including weekends.
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Maintenance Technician
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Perform mechanical, hydraulic, pneumatic and electrical diagnostics, preventive maintenance, and repairs on shipyard equipment, cranes and machinery; read blueprints and use test equipment.
Multimeters, meggars, voltage testers, micrometers, gages, CNC, robotic
2mo
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Mechanic - Diesel/Heavy Equipment
Wilmington, Delaware, United States
OnsiteFull Time
3+ YOE3+ years’ experience as a Heavy Equipment Mechanic; diagnose/repair/maintain construction equipment; valid driver’s license; ability to lift 50 lbs; own basic tools; able to obtain DOT Medical Card; pass pre-employment screening (background, drug test).
Diagnostic Software, Electronic Diagnostics, Hydraulic Systems, Electrical Systems, Diesel Engines
1w
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Biomedical Equipment Technician
Aberdeen, Maryland, United States
$72k-$82k/yr OnsiteFull Time
1+ YOE1+ year relevant experience; mechanical, electrical, hydraulic, pneumatic and electronic skills; ability to use test equipment, interpret blueprints, lift 50 lbs, and perform calibration and maintenance tasks.
Defense Medical Logistics Standard Support (DMLSS), Microsoft Office Products, multimeter, oscilloscope, signal generator, ohmmeter, test meter, micrometer, caliper, end pressure gauge
1w
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Urgently Hiring: Automotive Service Technicians – Newark, DE
Newark, Delaware, United States
OnsiteFull Time
Ability to diagnose and repair automotive mechanical issues, perform road tests, follow safety protocols, lift and operate shop tools; ASE certification preferred; professional demeanor and strong work ethic.
3w
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Diesel Mechanic
Aberdeen, Maryland, United States
$28/hr OnsiteFull Time
2+ YOEPerform heavy-vehicle maintenance and repair; routine preventive maintenance; diagnostic troubleshooting; must pass drug test, DOT physical, road test, background and MVR checks; able to obtain CDL within 6 months.
Shop Management System, diagnostic computer
3w
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Diesel Mechanic
Aberdeen, Maryland, United States
$28/hr OnsiteFull Time
2+ YOEHigh school diploma preferred, 2+ years combined classroom and work experience in diesel/automotive repair, basic tools required, CDL Class A preferred/obtainable, ASE certifications encouraged, pass drug test, DOT physical, road test, and background check.
Shop Management System, diagnostic computer
3w
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Senior Test Engineer
Aberdeen, Maryland, United States
$124k/yr OnsiteFull Time
12+ YOEU.S. citizenship and Top Secret/SCI clearance required, minimum 12 years testing complex mechanical/electromechanical/electrical systems, DAU Test & Evaluation certification desired.
2mo
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HVAC Punchout Mechanic
Edgewood, Maryland, United States
FieldFull Time
2+ YOEHigh school diploma, 2+ years HVAC installation/repair experience, ability to use HVAC tools, inspect/test/troubleshoot systems; EPA 608, BAS/BAS controls and safety knowledge preferred.
Building Automation Systems (BAS), HVAC controls
1w
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AIRCRAFT MECHANIC
Edgewood, Maryland, United States
$25-$49/hr OnsiteFull Time
1+ YOENational Guard membership required; experience in aircraft maintenance, inspection, troubleshooting and repairs; ability to perform preventive maintenance, remove/replace components, and use test equipment; must obtain Secret clearance; must meet federal suitability and Selective Service rules.
1mo
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Air Conditioning Mechanic
Ridley Park, Pennsylvania, United States
OnsiteFull Time
3+ YOECompletion of HVAC trade/apprenticeship, EPA Universal Refrigerant Technician certification, 3+ years HVAC experience in industrial/manufacturing with applicable codes, ability to test/adjust HVAC systems, and US Person status per export control.
Freon leak tester, thermometer, sling psychrometer, monometer, velometer, hydrometer, humidistat