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161 engineer 1 jobs at 81 companies in O'Fallon, MO

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
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1mo
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IT FIELD ENGINEER - TIER 1
Earth City, Missouri, United States
$20-$25/hr OnsiteFull Time
CDS Office Technologies
CDS Office Technologies: Sells and services office technology and IT solutions.
0+ YOEEntry-level Tier 1 IT Field Engineer with Windows basics, MS Office, hardware/software troubleshooting, and customer service.
Windows, Microsoft Office, Networking, Server
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1d
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Staff Engineer
Saint Louis, Missouri, United States
OnsiteFull Time
Terracon
Terracon: Provides geotechnical, environmental, construction, and facilities engineering services.
1+ YOEBachelor's in Engineering, EIT/EI required, 1-3 years experience, driver's license may be required; performs field investigations, engineering analysis, cost estimates, and prepares reports.
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2w
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Analytics Engineer 1-2
Scott Air Force Base, Illinois, United States
OnsiteFull Time
UNCOMN
UNCOMN: A technology and consulting firm delivering secure solutions for public and private sector operations.
2+ YOEBachelor's degree, 2+ years analytics/data engineering experience, US citizenship eligible for Secret clearance, SQL and Palantir experience, BI/ETL knowledge, Microsoft Office proficiency, strong communication and analytical skills.
SQL, Palantir Maven Smart Systems, Power BI, Cognos, Microsoft Excel, Microsoft PowerPoint, Microsoft Teams, Microsoft Word
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4d
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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.
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3mo
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Level 1 Electrical Designers and Electrical Engineers
New York or Los Angeles or St. Louis or Chantilly or Lenexa or Plano or Bentonville or Kansas City or Las Vegas or Houston or Denver or Phoenix or Philadelphia or Nashville
$76k-$114k/yr HybridFull Time
Henderson Engineers
Henderson Engineers: National building systems design and construction management firm.
1+ YOEBachelor's in engineering with 1+ year experience or 4+ years with HS diploma; FE exam preferred; certifications (BEMP, CPD, CDP, NICET, RCDD) preferred; Revit/Bluebeam proficiency; strong communication and teamwork.
Revit, Bluebeam Revu, Microsoft Office
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2w
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Test Engineer I
Earth City, Missouri, United States
$123k/yr OnsiteFull Time
Ingersoll Rand
Ingersoll RandNYSE: IR: Designs and manufactures mission-critical industrial flow and compression equipment.
1+ YOEBachelor's in engineering,1+ year lab/testing or manufacturing experience,testing and troubleshooting skills,technical math and communication skills.
LabVIEW, DAQ
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2mo
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Electrical Engineer
Saint Louis, Missouri, United States
$75k-$120k/yr OnsiteFull Time
CORTEX EPCM
CORTEX EPCM: Provides engineering design and construction management for industrial facilities.
1+ YOEBachelor's in electrical engineering (or equivalent), 1+ years relevant experience, proficiency in AutoCAD, MicroStation, PLC/DCS/HMI programming, Microsoft Office and Adobe Acrobat, strong communication, and willingness to travel 25-35%.
AutoCAD, MicroStation, PLC, DCS, HMI, Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Adobe Acrobat
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2mo
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Substation Field Engineer
Amarillo or Lubbock or Saint Louis
$68k-$112k/yr HybridFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
1+ YOEBachelor’s degree in Electrical Engineering; 1-3 years post-education experience; foundational knowledge of electrical engineering; ability to work independently and in teams; strong communication and organizational skills.
Electrical engineering calculations, office automation tools, spreadsheets
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1mo
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Mechanical Engineer - Power (Multiple Locations)
Kansas City or Saint Louis or Denver or Detroit or Chicago or Columbus
$100k-$165k/yr OnsiteFull Time
Burns & McDonnell
Burns & McDonnell: Engineering, architecture, and construction services for global infrastructure.
3+ YOE3 years mechanical engineering experience; ABET-accredited BS in Mechanical Engineering; FE/EIT preferred; MS may substitute for 1 year experience; proficient in CAD/engineering software; strong communication.
AutoCAD, BIM, Revit, 3D Rendering, Hydraulic Analysis, HVAC Analysis, Microsoft Office
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2mo
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Commissioning Engineer (Robotics)
Maryland Heights, Missouri, United States
OnsiteFull Time
Toyota Automated Logistics
Toyota Automated LogisticsTokyo Stock Exchange: 6201: Integrated warehouse automation systems, software, and lifecycle services.
1+ YOEBachelor’s degree in engineering; 1+ years related experience; onsite in St. Louis area; strong electrical/mechanical troubleshooting; AutoCAD; eligible to work in the USA without sponsorship; no relocation assistance.
AutoCAD, AutoCAD Electrical, PLC, HMI, Microsoft Office
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1mo
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Metallurgical Engineer - Plate
Davenport or Bettendorf or Rock Island or Moline or Chicago or St. Louis or Des Moines
OnsiteFull Time
Arconic
Arconic: Manufacturer of aluminum sheets, plates, and architectural products.
1+ YOEBachelor's in metallurgy/materials/chemical engineering, 1+ year related experience or internship, U.S. person/authorized to work in US (ITAR), ability to support 24/7 manufacturing and resolve quality/process issues.
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1mo
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Construction Engineer - Aviation
St. Louis, Missouri, United States
FieldFull Time
HR Green
HR Green: Provides engineering and technical consulting for infrastructure and community projects.
4+ YOEB.S. in Engineering required, 4+ years construction project experience with 1+ year airfield experience; knowledge of FAA Part 139, AIP projects, MS Office; valid driver's license; E.I. preferred.
Microsoft Office, Microsoft Word, Microsoft Excel
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4w
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Field Technology Engineer
St. Louis, Missouri, United States
FieldFull Time
PARIC
PARIC: A general contracting and design-build construction services firm.
1+ YOEBachelor's in construction management/engineering/IT or equivalent experience, 1–3 years in construction technology/field engineering/BIM/VDC or surveying, strong communication and problem-solving, ability to work in office and active construction environments, willingness to travel to project sites.
Autodesk Construction Cloud, Revit, Navisworks, Revizto, Power BI, Microsoft Office, BIM, VDC, robotic total stations, GPS, laser scanners, drones
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1mo
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Senior Manufacturing Engineer
Bridgeton, Missouri, United States
OnsiteFull Time
Kindeva Drug Delivery
Kindeva Drug Delivery: Develops and manufactures complex drug-device combination delivery systems.
3+ YOEBachelor's in engineering required; 3+ years in cGMP sterile pharmaceutical/biopharmaceutical manufacturing; experience with isolators, vial/syringe filling, validation; proficiency with SolidWorks/AutoCAD Inventor, PLC/HMI/SCADA, Microsoft Excel and statistical tools; strong knowledge of cGMP and EU Annex 1.
SolidWorks, AutoCAD Inventor, PLC, ladder logic, structured text, HMI/SCADA, Microsoft Excel, Minitab, JMP, OSIsoft PI, Fishbone, 5-Why, FMEA, VHP
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1mo
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Civil Staff Engineer - St. Louis
St. Louis, Missouri, United States
$70k-$90k/yr HybridFull Time
David Mason + Associates
David Mason + Associates: Provider of professional civil engineering and infrastructure surveying services.
1+ YOEBachelor's degree in civil engineering, FE passed, 1+ years civil engineering experience (internships included), proficiency with AutoCAD/Revit, report/calculation preparation, site investigations, and client communication.
AutoCAD, Revit
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3w
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Site Reliability Engineer
Santa Clara or St. Louis or Bangalore or London or Paris or Melbourne or Taipei or Tokyo
OnsiteFull Time
Netskope
NetskopeNASDAQ: NTSK: Cloud-native cybersecurity and data protection platform for enterprises.
3+ YOEBachelor's in CS/Engineering or equivalent; 3+ years building/managing complex systems (including 1-2 years SRE); experience with cloud services, microservices, availability/performance optimization, debugging, and strong communication.
Python, C, C++, Go, Rust, Docker, Kubernetes, AWS, GCP, KVM, OpenNebula, OpenStack, TCP/IP
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2mo
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Water Resources Engineer in Training
Kansas City, Missouri, United States
$75k/yr OnsiteFull Time
Wilson & Company
Wilson & Company: Provides engineering and architecture services for infrastructure development.
1+ YOEEIT certification; BS in Civil/Environmental/Water Resources Engineering; 1+ year experience; CAD/Bentley/GIS knowledge.
AutoCAD, Civil3D, MicroStation, InRoads, WaterCAD, SewerCAD, StormCAD, HEC Programs, GIS
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2w
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Quality Engineer – Repair Services
St. Louis, Missouri, United States
OnsiteFull Time
Mechanical Dynamics & Analysis
Mechanical Dynamics & Analysis: Provides maintenance, parts, and repairs for power generation turbines.
1+ YOEEngineering degree preferred; 1+ years related experience; ISO 9001 and quality systems knowledge; root cause analysis and corrective action; proficiency with PC technology; effective communication and problem-solving; ability to travel to field sites.
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2mo
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Lead Mechanical Engineer
Clayton, Missouri, United States
OnsiteFull Time
U.S. Strategic Metals
U.S. Strategic Metals: Refining critical minerals for battery and defense technologies.
7+ YOE3+ Mgmt7–10 years in mining/mineral processing; 3+ years in management; PE license or ability to obtain within 1 year; PMP a plus; Bachelor's in mechanical engineering; Master’s preferred; strong leadership and project management.
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