583 Engineer Internship jobs in Chesterfield,MO

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Lead Site Reliability Engineer-2

Mastercard

O Fallon, MO 63368

~ 22 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

BS in Computer Science or related field.
Proficiency in Java, Spring Framework, Python, or Go.
Strong DevOps and configuration management skills.
Experience with distributed systems and automation.
Problem-solving, communication, and leadership abilities.
Willingness to learn and collaborate across teams.
Passion for observability and continuous improvement.

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Controls/Manufacturing Engineer

Illinois Tool Works

Saint Louis, MO 63129

~ 19 min Onsite

2-5+ years of experience in industrial automation or controls engineering within a manufacturing environment
Strong experience with Allen Bradley PLC platforms (SLC 5/05, ControlLogix, CompactLogix, MicroLogix)
Experience with robotic programming and automation systems
Experience with AC drives, motor control systems, and industrial automation hardware
Proficiency in HMI development (PanelView, Ignition or similar)
Knowledge of industrial communication protocols (EtherNet/IP, Modbus TCP/IP, Remote I/O)
Demonstrated ability to troubleshoot electrical and mechanical systems in a manufacturing environment
Strong understanding of lean manufacturing, root cause analysis, and continuous improvement methodologies
Ability to travel 15-20%

SmartExplore AI is experimental.

New, Posted 4 hours ago

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Software Engineer (Experienced, Senior)

Boeing

Hazelwood, MO 63042

~ 27 min OnsiteHealth InsuranceRetirement Benefit

Bachelors Degree
5+ years of experience with C/C++
5+ years of experience with software development lifecycle (SDLC)
Active Secret Clearance
Relocation offered based on eligibility
US-based job, US Person required
U.S. Security Clearance ability to obtain (interim and/or final U.S. Secret Clearance Post-Start required)
Export Control Requirements: U.S. Person defined as U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee

SmartExplore AI is experimental.

New, Posted 17 hours ago

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Recruiting Intern Summer 2026 - Distribution |St. Louis, MO

Bunzl

Saint Louis, MO 63103

$18/hr

~ 19 min Onsite

High school diploma or equivalent required
Currently pursuing a Bachelor's degree in Human Resources, Business, or a related field
Ability to work 40 hours per week on-site in our St. Louis, MO (Creve Coeur) office during Summer 2026
Interest in recruiting, HR, or talent development as a career

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CT Intern, Mercy South

Mercy Health

Saint Louis, MO 63128

~ 19 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Education: High school graduate or equivalent. Currently enrolled in second year of a nationally accredited School of Radiologic Technology.
Current BLS certification.
Ability to read and communicate effectively in English.
Basic computer knowledge.
Manipulating radiology equipment including mobile and other equipment; selecting and manipulating exposure factors; lifting, moving and transporting patients, continual standing and walking; recognizing emergency situations; adapting to fast pace daily workload; communicating effectively.

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Region Landfill Engineer

Waste Connections

Saint Charles, MO 63304

~ 19 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
Being primarily accountable for project outcomes

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Product Applications Engineer - Switchgear

The Gund Company

Saint Louis, MO 63132

Bilingual Preferred

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Nuclear Engineer

U.S. Navy

Chesterfield, MO 63017

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Manufacturing Engineer Co-op

Leonardo DRS

High Ridge, MO 63049

~ 26 min OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

High school diploma or GED
Engineering student; some progress towards engineering degree
U.S. Citizenship required.

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Manufacturing Engineer

Potter Electric Signal

Hazelwood, MO 63042

~ 27 min Onsite

Bachelor's Degree in Mechanical Engineering or similar.
Minimum of 2 years of applicable experience.
Willingness to be hands-on within the manufacturing floor.
Ability to act with integrity, professionalism, and confidentiality.
Excellent verbal and written communication skills.
Excellent time management skills with a proven ability to meet deadlines.
Strong analytical and problem-solving skills.
Ability to prioritize tasks and to delegate them when appropriate.
Proficient with Microsoft Office products and Solid Works
This job operates in a professional business office or home office where standard office equipment is routinely used, such as computers, photocopy machines, fax machines, telephones and filing cabinets.
In addition, this job also operates in a warehouse/manufacturing setting where various tools and equipment are used.
This role must be able to stand, bend, stoop, kneel and exhibit good visual acuity to perform daily tasks.
This position must be able to lift 50 pounds at times.
Must be able to access and navigate each department at the organization's facilities.

SmartExplore AI is experimental.