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      392 Engineering Engineering jobs in Saint Charles,MO

      New, Posted 20 hours ago
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      Associate Systems Engineer

      Boeing

      Saint Charles, MO 63302

      OnsiteEducation AssistanceHealth InsuranceRetirement Benefit

      • The ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship
      • An interim and/or final U.S. Secret Clearance Post-Start is required
      • 2 or more years' related engineering experience
      • Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Manufacturing Engineer

      Potter Electric Signal

      Hazelwood, MO 63042

      ~ 21 min Onsite

      • Willingness to be hands-on within the manufacturing floor.
      • Proficient with Microsoft Office products and Solid Works
      • Bachelor's Degree in Mechanical Engineering or similar.
      • This position must be able to lift 50 pounds at times.
      • This position must be able to access and navigate each department at the organization's facilities.
      • Minimum of 2 years of applicable experience.
      • This role must be able to stand, bend, kneel and exhibit good visual acuity to perform daily tasks.
      • This role must be able to stand, bend, stoop, kneel and exhibit good visual acuity to perform daily tasks.
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Engineering Technician - Manufacturing

      Watlow

      Saint Louis, MO 63146

      ~ 25 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

      • Good mechanical aptitude and experience troubleshooting mechanical and electrical systems
      • Experience in the use of various measurement tools/gauges, electrical equipment, temperature & power controls, temperature sensors, and fluid control devices
      • Proficiency with Microsoft Word, Excel, Outlook, and PowerPoint
      • Work Well within Team Environment
      • Good Written and Verbal Communication Skills
      • Well organized and maintains a detail-oriented mindset
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Manufacturing Engineer

      Essex Industries

      Saint Louis, MO 63143

      ~ 25 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • Has knowledge of commonly-used concepts, practices, and procedures within manufacturing.
      • Knowledge equal to a Bachelor's degree in Mechanical, Manufacturing, or Industrial Engineering or related field and up to three years of experience; or equivalent combination of education and experience.
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Mechanical Engineer II

      Leonardo DRS

      High Ridge, MO 63049

      ~ 35 min OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

      • Competency with MS Office software tools including Word, Excel and PowerPoint
      • Experience creating drawings (drafting) following ASME Y14.100 and associated documentation such as bill of materials
      • U.S. Citizenship required.
      • Experience designing mechanical components and equipment, preferably HVAC&R; (air conditioning, air handling and refrigeration) equipment, including sheet metal parts, welded structures and machined components
      • Experience designing and drafting with 2D CAD and 3D solid modeling software
      • Comfortable and competent writing and creating technical documentation
      • Bachelors Degree in Mechanical Engineering or related technical field with 5-plus years experience
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Region Landfill Engineer

      Waste Connections

      Pacific, MO 63069

      ~ 42 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • Bring at least 5 years of experience in waste services, civil construction, or mining
      • Hold a degree in civil or environmental engineering
      • Possess experience leading large‑scale projects and being primarily accountable for project outcomes.
      SmartExplore AI is experimental.
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      Maintenance Reliability Engineer

      JLL

      Saint Louis, MO 63141

      ~ 25 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • Strong knowledge of preventive maintenance strategies across HVAC, chiller plants, air compressors, boilers, and similar systems.
      • Experience with root cause analysis methodologies (5 Whys, Fishbone, Failure Modes and Effects Analysis, Equipment Criticality Ranking, etc.).
      • Candidates must be authorized to work in the United States without sponsorship.
      • Bachelor's degree in Engineering (Mechanical or Industrial preferred).
      • Minimum 5 years of experience in engineering roles with a focus on Reliability Centered Maintenance (RCM), Predictive Maintenance (PdM), and asset management.
      • Familiarity with predictive technologies: vibration analysis, thermography, oil analysis, ultrasound.
      • Strong verbal and written communication skills; able to communicate across technical and non-technical audiences.
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Assembly Technician

      Donaldson Company

      Chesterfield, MO 63017

      ~ 19 min Onsite

      • Communicate effectively with all plant employees.
      • Make sound decisions.
      • Maintain consistent high quality in work habits.
      • Applicants for this position must be currently and legally authorized to work in the United States without the need for current or future sponsorship (e.g., H-1B, J-1, F-1, CPT, OPT, etc.).
      • International relocation or remote work arrangements outside of the U.S. will not be considered.
      • Exhibit mechanical aptitude.
      • Problem solve efficiently and effectively.
      • Perform work within acceptable standards
      • Work effectively with limited supervision.
      • Retain knowledge of the department of operation.
      • Donaldson will not offer immigration sponsorship or assume sponsorship of an employment visa for this position.
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Manufacturing Technician - Hiring Now

      Merck Group

      Saint Louis, MO 63103

      ~ 25 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

      • High school diploma or GED.
      • 1+ years' experience in a cGMP manufacturing environment
      • Wear appropriate PPE for production processes including but not limited to full face respirators, gloves, and suits).
      • External applicants must be eligible to work in the US.
      • Lifting and pushing up to 50 pounds.
      SmartExplore AI is experimental.
      New, Posted 1 day ago
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      Machine Operator

      Alpla

      Saint Peters, MO 63376

      ~ 13 min OnsiteChildcare AssistanceEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

      • Demonstrated mechanical ability
      • The employee is frequently required to use hands to finger, handle, or feel; stoop, kneel, crouch, or crawl and talk or hear.
      • Basic computer skills
      • Specific vision abilities required by this job include close vision.
      • High School Diploma or equivalent
      • The employee must regularly lift and/ or move up to 10 lbs., frequently lift and/or move up to 30 lbs. and occasionally lift and/or move more than 50 lbs.
      • The employee is regularly required to stand, walk, reach with hands and arms and very occasionally to climb or balance.
      • The employee is occasionally required to sit.
      SmartExplore AI is experimental.

      What companies are hiring Engineering Engineering jobs in Saint Charles,MO?

      1. Boeing
      2. Potter Electric Signal
      3. Watlow
      4. Essex Industries
      5. Leonardo DRS
      6. Waste Connections
      7. JLL
      8. Donaldson Company
      9. Merck Group
      10. Alpla

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