406 engineer entry level jobs at 196 companies in O'Fallon, IL

2w
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Entry Level Civil Engineer
Detroit or Cleveland or Maumee or Chicago or Champaign or Rockford or Freeport or Rochelle or Schaumburg or Aurora or New York or New Jersey or East Berlin or Belleville or Hartford or Providence or Boston
$65k-$95k/yr HybridFull Time
Trilon Group
Trilon Group: Providing engineering and design services for community infrastructure.
0+ YOEBachelor's in civil/structural/environmental/urban planning or related field,0–4 years experience,proficiency with Microsoft Office and design software,ability to read engineering plans,EIT or PE pursuit preferred.
AutoCAD, Civil 3D, Revit, GIS, Microsoft Office
1w
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Entry Level Utility Engineer
Hillsboro, Illinois, United States
$62k-$75k/yr FieldFull Time
Prairie Engineers
Prairie Engineers: Professional infrastructure engineering and geospatial surveying services for public projects.
0+ YOEBachelor's in civil engineering, pass FE within 6 months, 0–2 years relevant experience, CAD/GIS and Microsoft Office proficiency, valid driver's license, able to lift up to 80 lbs and travel as needed.
Microsoft Office, ArcGIS, QGIS, AutoCAD, Microstation, Electronic Medical Records (EMR)
2w
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Entry Level Construction Project Engineer
St. Louis, Missouri, United States
$59k-$85k/yr OnsiteFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
Bachelor's in engineering or construction management required; strong communication, multitasking, attention to detail; ability to travel to and between construction sites and perform frequent physical activity.
1mo
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Electrical Engineer 1 - Entry Level
St. Louis, Missouri, United States
OnsiteFull Time
Luzco Technologies
Luzco Technologies: Boutique engineering firm specializing in power delivery and infrastructure.
Bachelor's in Electrical Engineering (May 2026 graduates welcome). FE preferred. Valid driver’s license, familiarity with power systems and standards, AutoCAD and Microsoft Excel experience a plus, ability to travel up to 25%.
AutoCAD, Microsoft Excel
1mo
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Civil or Mechanical Engineer - Entry Level
Frisco or Lisle or St. Louis
HybridFull Time
Farnsworth Group
Farnsworth Group: A national architectural, engineering, and surveying firm providing engineering and design services to public and private clients.
0+ YOEBS in Civil or Mechanical Engineering (ABET), 0–3 years experience, EIT preferred, MS Office proficiency, willingness to travel, valid driver’s license, strong written and oral communication.
MicroStation, AutoCAD, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Project
2mo
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Electrical - Entry Level
St. Louis, Missouri, United States
OnsiteFull Time
CannonDesign
CannonDesign: Global firm providing integrated architecture, engineering, and strategic design services.
Bachelor's or Master's in Engineering; EIT/FE preferred; internship experience helpful; strong communication and teamwork; experience with Revit/Navisworks preferred.
Revit, Navisworks, Engineering design software
2w
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Entry-Level Connector Developer
Saint Louis, Missouri, United States
OnsitePart Time
Nomad eCommerce
Nomad eCommerce: Provides integrated B2B e-commerce platforms for manufacturers and distributors.
Bachelor's degree or equivalent, proficiency in C#/.NET and object-oriented languages, SQL and REST APIs, experience with JSON/XML, strong problem-solving and communication skills.
C#, .NET, REST, SQL, JSON, XML, CSV, Postman, Git, GitHub, Azure DevOps, CI/CD, HTML, CSS, JavaScript, Java, Python
3w
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Civil Engineer - Mid-Level
Clayton, Missouri, United States
$69k-$100k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Engineering and consulting services for the power industry.
1+ YOEBSCE (ABET) required, 1-2 years civil/site design experience, proficiency with MS Office, strong communication and team skills; FE/EIT, Civil 3D and drainage software experience valued.
Microsoft Office, Microsoft Excel, Civil 3D, StormCAD, PondPack, MicroStation, AutoCAD, Python, MATLAB
1mo
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Intern to Entry Level Conversion - Engineering (Summer 2026 Intern Program)
Seattle or Saint Charles or Huntsville or Portland or Midwest City or Oklahoma City or Berkeley or Miami or Huntington Beach or Hazelwood or Germantown or El Segundo or Fort Walton Beach or Ridgecrest or Tukwila or North Charleston or Kennedy Space Center or Heath or Houston or Fairfax or Colorado Springs or Seal Beach or Long Beach or Newburgh or Renton or Saint Louis or Auburn or Philadelphia or Everett or San Antonio or Kent or Mesa or New Orleans
$50k-$174k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Currently enrolled engineering/applied-sciences student with expected graduation before September 2027; previously interned with Boeing; strong academics, collaboration, and technical project experience; ability to meet export-control U.S. Person requirements for many roles.
2mo
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Engineer I-AV Field
St. Charles, Missouri, United States
OnsiteFull Time
Boyd Gaming
Boyd GamingNYSE: BYD: Operates casino entertainment and hospitality properties in the United States.
2+ YOEEntry level AV field engineer with 2 years distributed AV experience preferred; HS diploma required; strong customer service and troubleshooting skills.
AV equipment, Networking, Troubleshooting, Lighting systems, Digital signage, Video displays, HDMI/DVI/VGA, Crestron or similar control systems
2mo
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Entry Level or Experienced Design, Analysis and Test Engineer **Sign on Bonus Potential**
Berkeley or Hazelwood or Mascoutah or St. Charles
$74k-$124k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
0+ YOEBachelor of Science in engineering; ability to obtain U.S. security clearance; willingness to relocate to the St. Louis, MO region; onsite work; potential signing bonus; some travel.
Electrical systems, System design, Test engineering
5d
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Mechanical Engineer
Saint Louis, Missouri, United States
$105k-$127k/yr OnsiteFull Time
U.S. Army Corps of Engineers
U.S. Army Corps of Engineers: Provides public engineering, design, and construction management services.
1+ YOEBachelor's degree in engineering (ABET) or equivalent and one year of specialized GS-11-level experience managing site surveys, design reviews, specifications, and cost estimates; professional registration or FE/EIT acceptable.
1d
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Software Engineer
Hazelwood, Missouri, United States
OnsiteFull Time
FlightSafety International
FlightSafety International: Professional aviation training and flight simulator manufacturing services.
2+ YOEBachelor's in CS/CE/Applied Math,2+ years software engineering experience,proficiency in C#,system-level debugging,strong math/geometry skills,ability to obtain U.S. person/export eligibility and possibly security clearance.
C#, Microsoft Visual Studio, MATLAB, PowerShell
2mo
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Field Engineer
Saint Louis, Missouri, United States
$62k-$87k/yr OnsiteFull Time
Terracon
Terracon: Provides geotechnical, environmental, construction, and facilities engineering services.
Bachelor’s degree in Engineering; valid driver’s license; Engineer-in-Training (EIT) or Engineering Intern (EI) preferred.
1w
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Engineer II
Belleville, Illinois, United States
OnsiteFull Time
Astec Industries
Astec IndustriesNASDAQ: ASTE: Manufacturer of equipment for infrastructure, aggregate, and road construction.
2+ YOEBachelor's in Mechanical or Electrical Engineering (or equivalent),2+ years engineering experience, CAD and MS Office proficiency, design for manufacture experience, strong communication and problem-solving skills.
Microsoft Excel, Microsoft Word, Microsoft Outlook, Dynamics AX, AutoCAD, Inventor, Nastran In-CAD, 3DS Max, AutoCAD Electrical
1w
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Electrical Engineer (Engineer-In-Training)
Fairview Heights or St. Louis
$66k-$82k/yr HybridFull Time
Woolpert
Woolpert: Global architecture, engineering, and geospatial services firm.
Bachelor's in Electrical Engineering (ABET), ability to perform engineering computations, field investigations, CAD and Microsoft Office proficiency, strong communication and analytical skills.
Microsoft Office, CAD
1w
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Civil Engineer
Scott AFB, Illinois, United States
$109k-$142k/yr OnsiteFull Time
Department of the Army
Department of the Army: A federal agency responsible for land-based military operations, logistics, and infrastructure support.
1+ YOEBachelor's in engineering (ABET or equivalent) or equivalent qualifications; 1 year specialized engineering experience analyzing transportation infrastructure, using modeling/simulation tools, and conducting engineering studies; U.S. citizenship required; submit licensure/certification; Secret clearance.
1d
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Product Engineer
Maryland Heights, Missouri, United States
OnsiteFull Time
DRiV
DRiV: Manufactures and distributes automotive ride performance and braking systems.
1+ YOEBS in Engineering, 1+ years automotive brake engineering or manufacturing experience. Proficient in Microsoft Office/Excel and AutoCAD. Strong analytical, written and verbal skills.
Microsoft Office, Microsoft Excel, AutoCAD
4d
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Associate Engineer
Maryville or Hillsboro or Alton
$71k-$137k/yr OnsiteFull Time
Ameren
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
BS in Engineering required (electrical preferred), E.I.T. or P.E. preferred, strong analytical and computer skills, ability to support field staff and respond to emergencies.
DOJM, MV90, EADMS, CSS, SYNERGI, Load Analysis, OAS, Byers
3d
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Manufacturing Engineer
Waterloo, Illinois, United States
$68k-$102k/yr OnsiteFull Time
John Deere
John DeereNYSE: DE: Manufactures agricultural, construction, and forestry machinery and equipment.
1+ YOEManufacturing engineering experience, shop-floor exposure, continuous improvement and troubleshooting skills, ability to support off-shift hours, and ability to communicate with salary and wage workforce; bachelor's degree in engineering preferred.
Windchill, AutoCAD, MPP