Mechanical Engineer Jobs in Lake Saint Louis, MO

1-15 of 21 Jobs

Reliability Engineer I

  • Mastercard
  • O Fallon, MO (7 miles from Lake Saint Louis, MO)
  • 6 hours ago
  • O Fallon, MO (7 miles from Lake Saint Louis, MO)
  • 6 hours ago

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can...

In Person

Mechanical Engineer II - Thermal Systems

  • Leonardo DRS
  • High Ridge, MO (24 miles from Lake Saint Louis, MO)
  • 11 days ago
  • High Ridge, MO (24 miles from Lake Saint Louis, MO)
  • 11 days ago

Job Summary Join us as a Mechanical Engineer II, responsible for the development, testing and analysis of a variety of HVAC&R products for both commercial and defense markets including heat exchanger...

In Person

R&D Engineer - Mechanical

  • Entegee
  • Bridgeton, MO (19 miles from Lake Saint Louis, MO)
  • 18 days ago
  • Bridgeton, MO (19 miles from Lake Saint Louis, MO)
  • 18 days ago

Summary: Seeking an R&D Engineer specialized in mechanical design for developing and testing new products in the automotive service industry....

In Person

Mechanical Design Engineer

  • Entegee
  • High Ridge, MO (24 miles from Lake Saint Louis, MO)
  • 18 days ago
  • High Ridge, MO (24 miles from Lake Saint Louis, MO)
  • 18 days ago

Summary: Seeking a Mechanical Design Engineer with extensive experience in design engineering and proficiency in CAD systems for a 6-9+ month project....

In Person

Senior Reliability Engineer Senior Reliability Engineer

  • Mastercard
  • O Fallon, MO (7 miles from Lake Saint Louis, MO)
  • 25 days ago
  • O Fallon, MO (7 miles from Lake Saint Louis, MO)
  • 25 days ago

Senior Reliability Engineer Mastercard 3.6 ( ) O'Fallon, MO for later Why you should apply for a job to Mastercard : 4.8/5 in supportive management 71% say women are treated fairly and equally to...

In Person

Mechanical Design Engineer

  • Saint Charles, MO (19 miles from Lake Saint Louis, MO)
  • 29 days ago
  • Saint Charles, MO (19 miles from Lake Saint Louis, MO)
  • 29 days ago

engineer mechanical engineer...

In Person

Entry-Level Mechanical Engineer I

  • Salas O'Brien
  • Chesterfield, MO (11 miles from Lake Saint Louis, MO)
  • 30+ days ago
  • Chesterfield, MO (11 miles from Lake Saint Louis, MO)
  • 30+ days ago

TITLE: Mechanical Engineer I OVERVIEW: The Mechanical Engineer provides expertise and support in a variety of areas including: Being a Mechanical Engineer, adhering to company, department, and client...

In Person

Systems Reliability Engineer

  • Panasonic
  • Hazelwood, MO (21 miles from Lake Saint Louis, MO)
  • 30+ days ago
  • Hazelwood, MO (21 miles from Lake Saint Louis, MO)
  • 30+ days ago

Qualifications Bachelor's degree in engineering or engineering technology, preferred Mechanical Engineering....

In Person

Systems Reliability Engineer

  • Panasonic Corporation of North America
  • Bridgeton, MO (19 miles from Lake Saint Louis, MO)
  • 30+ days ago
  • Bridgeton, MO (19 miles from Lake Saint Louis, MO)
  • 30+ days ago

Qualifications Bachelor's degree in engineering or engineering technology, preferred Mechanical Engineering....

In Person

Reliability Engineer

  • JLL
  • Chesterfield, MO (11 miles from Lake Saint Louis, MO)
  • 30+ days ago
  • Chesterfield, MO (11 miles from Lake Saint Louis, MO)
  • 30+ days ago

JLL empowers you to shape a brighter way. Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology...

In Person

Reliability Engineer

  • Jones Lang LaSalle
  • Creve Coeur, MO (20 miles from Lake Saint Louis, MO)
  • 45+ days ago
  • Creve Coeur, MO (20 miles from Lake Saint Louis, MO)
  • 45+ days ago

JLL empowers you to shape a brighter way. Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology...

In Person

Senior Mechanical Engineer - Chiller Systems

  • Leonardo DRS
  • High Ridge, MO (24 miles from Lake Saint Louis, MO)
  • 45+ days ago
  • High Ridge, MO (24 miles from Lake Saint Louis, MO)
  • 45+ days ago

Job Summary Mechanical Engineer position primarily responsible for developing Marine, Water-cooled Chiller systems....

In Person

Mechanical Engineering Summer 2026 Internship - St. Louis

  • BSA LifeStructures
  • Creve Coeur, MO (20 miles from Lake Saint Louis, MO)
  • 60+ days ago
  • Creve Coeur, MO (20 miles from Lake Saint Louis, MO)
  • 60+ days ago

BSA is seeking a current Architectural Engineering or Mechanical Engineering student that wants to join a firm that specializes in creating places that support, enhance and inspire healing, learning...

In Person Internship

Forensic Mechanical Engineer, P.E.

  • EFI Global
  • Wentzville, MO (3 miles from Lake Saint Louis, MO)
  • 60+ days ago
  • Wentzville, MO (3 miles from Lake Saint Louis, MO)
  • 60+ days ago

Education and Licensing: Requires Bachelor of Science degree in Mechanical Engineering from an accredited college or university....

Remote

Stress Engineer II (REMOTE)

  • Sonaca
  • Saint Charles, MO (19 miles from Lake Saint Louis, MO)
  • 60+ days ago
  • Saint Charles, MO (19 miles from Lake Saint Louis, MO)
  • 60+ days ago

Ability to perform classical hand stress calculations, finite element analysis utilizing finite element software such as NASTRAN or ANSYS....

Remote

Demographic Data for Lake Saint Louis, MO

Moving to Lake Saint Louis, MO? Find some basic demographic data about Lake Saint Louis, MO below.


Local
National
27,009
501
Medium

Mechanical Engineer Online Courses and Training Opportunities

iHire curates thousands of courses in order to recommend the best ones to help further your career. If you register for a course using the links on our site, we may receive a small commission.
Numerical Computation for Mechanical Engineers
This class introduces elementary programming concepts including variable types, data structures, and flow control. After an introduction to linear algebra and probability, it covers numerical...
Mechanical Ventilation for COVID-19
This course will provide licensed medical professionals with an understanding of mechanical ventilation so they can support the critical care team caring for patients receiving mechanical...
Mechanical Engineering Tools
This course introduces the fundamentals of machine tool and computer tool use. Students work with a variety of machine tools including the bandsaw, milling machine, and lathe. Instruction given...

Salary for Mechanical Engineer Jobs in Lake Saint Louis, MO

Estimated salary range based on data from US Bureau of Labor Statistics (BLS) and iHire research efforts.

Licensing / Certification

Required or preferred licenses and certifications for Mechanical Engineer positions.



Highest Education Level

Mechanical Engineers in Lake Saint Louis, MO offer the following education background
Bachelor's Degree
53.7%
Master's Degree
32.5%
Associate's Degree
5.9%
Doctorate Degree
3.3%
Vocational Degree or Certification
2.6%
High School or GED
1.8%
Some College
0.3%
Some High School
0.1%

Average Work Experience
Here's a breakdown of the number of years' experience offered by Mechanical Engineers in Lake Saint Louis, MO
4-6 years
26.4%
2-4 years
25.9%
6-8 years
17.6%
Less than 1 year
10.4%
1-2 years
7.0%
8-10 years
5.9%
None
4.2%
10+ years
2.6%