Top 7 Engineering intern Jobs in O'fallon, Mo

Intern - AI/ML Data Engineering - Onsite - St. Louis
Core & Main —St. Louis, MO
- Part-time
- Azure
- Computer Science
- Office
- Health savings account
- Dental insurance
Intern/Co-op
BFA —Washington, MO
- AutoCAD
- Civil engineering
- Construction site
- Health savings account
- Disability insurance
Firmware Engineer Intern
Safe Fleet —St. Louis, MO
- Computer science
- Computer Science
- Ability to walk for extended periods
Quick Apply
Embedded Software Engineer Intern
Leonardo DRS —Bridgeton, MO
- $41,011 - $53,315 a year
- Computer Science
- Writing skills
- Research
- Paid parental leave
- Health savings account
12d
Systems Engineer Intern
Leonardo DRS —Bridgeton, MO
- $41,011 - $53,315 a year
- Research
- Office
- High school diploma or GED
- Paid parental leave
- Health savings account
12d
Electrical Engineer Intern
Leonardo DRS —Bridgeton, MO
- $41,011 - $53,315 a year
- High school diploma or GED
- Analysis skills
- Electrical Engineering
- Paid parental leave
- Health savings account
12d
Engineering Intern - Transmission Line
Quanta Infrastructure Solutions Group, LLC —St. Louis, MO
- Writing skills
- In-person
- Internship

Discover related jobs

Based on your search for engineering intern jobs.

UTILITIES ENGINEER (CIVIL ENGINEER)
City Of St. Peters —Saint Peters, MO
Motor Vehicle Operator's license valid in the state of Missouri. Undergraduate degree in Civil Engineering or related field, from an accredited college or…
$42.13 - $44.70 an hour
Construction Project Engineer Internship PULLMAN
Pullman —Chesterfield, MO
Bachelor's Degree- preference for Construction Management, Civil Engineering or related field of study. With an emphasis on in-field learning and development,…
Quick Apply
2d

Show more related jobs

Explore jobs in cities nearby

Check out jobs in cities near your current location, Columbus

Mechanical Engineer Co-Op Summer/Fall 2026 Internship
L-H Battery Company —Jeffersonville, OH
Enrollment in a bachelor's or master's degree program studying Mechanical Engineering or related field. O Updating mechanical engineering specifications and…
Quick Apply
Automation Engineering Intern (Summer 2027!)
CDM Smith —Columbus, OH
Currently enrolled and taking courses toward a Bachelors or Masters in Chemical, Electrical, Computer Engineering or a related engineering field is required.
$23.68 - $40.20 an hour
14d

Show more jobs in cities nearby

I want to receive the latest job alert for engineering intern in o'fallon, mo

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

Explore jobs in more locations

engineering intern jobs near o'fallon, mo

Intern - AI/ML Data Engineering - Onsite - St. Louis

Core & Main -
St. Louis, MO

Apply Now

Job Details

Part-time

Benefits

Health savings account
Dental insurance
401(k)
Tuition reimbursement
Vision insurance

Qualifications

Programming languages
Data-driven problem-solving

Full Job Description

Based in St. Louis, Core & Main is a leader in advancing reliable infrastructure™ with local service, nationwide®. As a specialty distributor with a focus on water, wastewater, storm drainage and fire protection products and related services, Core & Main provides solutions to municipalities, private water companies and professional contractors across municipal, non-residential and residential end markets, nationwide. With over 370 locations across the U.S., the company provides its customers local expertise backed by a national supply chain. Core & Main’s 5,700 associates are committed to helping their communities thrive with safe and reliable infrastructure. Visit coreandmain.com to learn more.

Job Summary - St. Louis, MO onsite.

The AI/ML Intern will support the Data Engineering team in developing and applying machine learning and artificial intelligence solutions that enhance business operations, analytics, and decision-making.

This role will assist in building data pipelines, experimenting with machine learning models, and contributing to AI-driven initiatives such as forecasting, automation, and intelligent data processing.

The intern will work closely with data engineers, analytics teams, and business stakeholders to deliver proof-of-concept solutions and support the organization’s growing AI/ML capabilities.

No sponsorships available.

Qualifications

Minimum Qualifications

Currently pursuing a Bachelor’s or Master’s degree in:
- Computer Science
- Data Science
- Engineering
- Mathematics or a related field
Basic understanding of programming (Python preferred)
Foundational knowledge of:
- Statistics and machine learning concepts
- Data analysis techniques

Preferred Qualifications

Experience with:
- Python libraries (Pandas, NumPy, scikit-learn, PySpark)
- SQL and data querying
- Cloud platforms (Azure preferred)
- Copilot Agents
- Data visualization tools (Power BI or Tableau)
Exposure to:
- Machine learning models (regression, classification, clustering)
- Time series forecasting
- Data pipelines or ETL/ELT processes
Familiarity with Git or version control
Strong problem-solving and analytical skills
Good communication skills with ability to explain technical findings

Preferably, YOU have

Demonstrated superior academic performance and strong analytical skills.
Graduate student
No more than 2 years of professional experience (excluding internships, or positions held prior to graduation).

HERE , we have:

Medical with 100% preventative care coverage
Health Savings Account
Dental and Vision
401K
Tuition reimbursement and tuition grants
Continued learning opportunities through our onsite training facility and extensive online learning catalog
Professional development and industry networking opportunities, e.g., our Women’s Network and community engagement events

Core & Main is an Equal Employment Opportunity employer. Employment at Core & Main is based solely on a person’s merit and qualifications directly related to professional competence. Core & Main does not discriminate against any employee or applicant on the basis of race, creed, color, religion, national origin, nationality, ancestry, age, disability, veteran status, pregnancy or related condition (including breastfeeding), affectional or sexual orientation, gender identity or expression, marital status, status with regard to public assistance, citizenship, or any other basis protected by law.

None of the questions in this application are intended to elicit information regarding any protected characteristics, nor imply any limitation, illegal preferences or discrimination based upon non-job-related information or protected characteristics.

For more information, please visit https://www.eeoc.gov

Apply Now

Refine Your Search

engineering intern jobs in o'fallon, mo

Intern - AI/ML Data Engineering - Onsite - St. Louis

Intern/Co-op

Firmware Engineer Intern

Embedded Software Engineer Intern

Systems Engineer Intern

Electrical Engineer Intern

Engineering Intern - Transmission Line

Discover related jobs

Explore jobs in cities nearby

I want to receive the latest job alert for engineering intern in o'fallon, mo

Explore jobs in more locations

Job Seeker Tools

Employer Tools

Browse

Stay Connected