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Internship Operating Engineer Jobs in Missouri (NOW HIRING)

DEME

$13 - $16.75/hr

We have internships and graduation projects available for amongst others students with one of the ... operator Environmental engineering Technical Business Urban planning Marine Engineering Wij zijn ...

PSC Biotech

CQV Engineer I

Saint Louis, MO · On-site

... operating procedures. * Identify and assess risks associated with CQV activities and develop ... Accordingly, the Company prohibits discrimination against qualified employees, interns and ...

PSC Biotech

CQV Engineer I

Saint Louis, MO · On-site

... operating procedures. Identify and assess risks associated with CQV activities and develop ... Accordingly, the Company prohibits discrimination against qualified employees, interns and ...

PSC Biotech

CQV Engineer I

Saint Louis, MO

$60K - $65K/yr

... operating procedures. * Identify and assess risks associated with CQV activities and develop ... Accordingly, the Company prohibits discrimination against qualified employees, interns and ...

Steris Corporation

Controls Engineer

Saint Louis, MO · On-site

$78.20K - $101.10K/yr

... operator interfaces. * Partner with Maintenance Technicians during troubleshooting activities to ... Experience gained through internships, projects, or early-career roles. * Comfort working in a ...

United Site Services

Quality Engineer

North Kansas City, MO · On-site

$66.60K - $86K/yr

... maintain operator work instructions, Process FMEA's, and Control Plan for work conducted on ... Internship and Co-op experience included. * Previous Automotive Experience with Ford * Plant ...

New

Armaninollp

Data & AI Platform Engineer

Saint Louis, MO

$111.30K - $133.70K/yr

This is an early-career engineering role focused on building, operating, and improving cloud data ... internships/co-ops count). * Comfort with one or more of the following areas (not all): * A cloud ...

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$10

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How much do internship operating engineer jobs pay per hour?

As of May 30, 2026, the average hourly pay for internship operating engineer in Missouri is $18.12, according to ZipRecruiter salary data. Most workers in this role earn between $15.10 and $19.62 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Internship Operating Engineer, and why are they important?

To thrive as an Internship Operating Engineer, you need a foundational understanding of mechanical and electrical systems, safety protocols, and typically be pursuing or have a degree in engineering or a related technical field. Familiarity with building automation systems, HVAC controls, and maintenance management software is often expected. Strong problem-solving abilities, attention to detail, and effective teamwork and communication skills help interns excel in this hands-on environment. These skills ensure safe, efficient operation of building systems and support career development in facilities management.

What types of projects or tasks can I expect to work on as an Internship Operating Engineer?

As an Internship Operating Engineer, you can expect to assist with the operation, maintenance, and troubleshooting of mechanical and electrical systems in facilities such as commercial buildings or industrial plants. Typical tasks may include monitoring equipment performance, conducting routine inspections, supporting preventive maintenance schedules, and helping diagnose system issues under the guidance of experienced engineers. You will likely collaborate closely with senior operating engineers, facility management teams, and vendors, gaining hands-on experience that is valuable for future full-time roles in building operations or plant engineering.

What does an Internship Operating Engineer do?

An Internship Operating Engineer assists in the operation and maintenance of building systems, such as heating, ventilation, air conditioning (HVAC), electrical, and plumbing. Interns often work under the supervision of experienced engineers to learn how to monitor equipment, perform routine inspections, and troubleshoot issues. This role provides valuable hands-on experience in facility management and building operations, preparing interns for a career as a licensed Operating Engineer. Responsibilities may also include helping with repairs, maintaining logs, and ensuring safety protocols are followed.

What is the difference between Internship Operating Engineer vs Operating Engineer?

AspectInternship Operating EngineerOperating Engineer
CredentialsTypically pursuing or completed relevant technical training or certificationsHigh school diploma or equivalent; often requires licenses or certifications depending on state
Work EnvironmentEntry-level, training-focused, often in construction sites or facilitiesFull-time, hands-on work in construction, industrial, or facility settings
Employer & Industry UsageInternship programs in construction, utilities, or industrial firmsConstruction companies, industrial plants, utilities

The Internship Operating Engineer is an entry-level position designed for training and skill development, often part of an internship program. In contrast, the Operating Engineer is a fully qualified professional responsible for operating heavy machinery and managing equipment in various industrial settings. The internship provides foundational experience, while the operating engineer role involves independent work and greater responsibility.

What are popular job titles related to Internship Operating Engineer jobs in Missouri? For Internship Operating Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Internship Operating Engineer jobs in Missouri look for? The top searched job categories for Internship Operating Engineer jobs in Missouri are:
What cities in Missouri are hiring for Internship Operating Engineer jobs? Cities in Missouri with the most Internship Operating Engineer job openings:
Internship Operating Engineer jobs near you

Transmission Planning Engineer Internship

LS Power Development, LLC

Saint Louis, MO

Full-time

Posted 10 days ago

Job description

Overview

About us:

Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, with leading platforms across generation, transmission and energy expansion solutions. Since inception, LS Power has developed or acquired 50,000 MW of power generation, including utility-scale solar, wind, hydro, battery energy storage, and natural gas-fired facilities. Through its transmission business, LS Power Grid, the company built and operates 780+ miles of high-voltage transmission and 7 transmission utilities and has another 375+ miles currently in construction or development. LS Power actively invests in and scales businesses that are meeting the growing needs of the energy expansion, including electric vehicle charging, demand response, microgrids, renewable fuels and waste-to-energy platforms. Over the years, LS Power has raised more than $76 billion in debt and equity capital to support North American infrastructure.

Our Purpose, Mission, & Values:

Our Purpose is to solve complex energy problems that improve the world

Our Mission is to make lives better by developing a cleaner and more reliable energy ecosystem

Our Values are the willingness to participate in and help strengthen our culture of integrity, Innovation, Teamwork, and Taking Ownership

Our People create value and are our Most Valuable asset.  We take our values of Integrity, Innovation, Teamwork and Taking Ownership seriously and ask candidates to think about how they can help us further enhance our culture with their specific skillsets, capabilities and experiences.

 

About the Role:

LS Power is seeking a Transmission Planning Engineer Intern to join our team in Chesterfield, MO. This internship provides hands-on exposure to transmission system planning and grid development initiatives in a rapidly evolving energy market.As the Transmission Planning Engineer Intern, you will work alongside experienced engineers and development professionals to support technical studies and analysis that help ensure grid reliability and enable infrastructure growth.

Responsibilities

What you will do:

  • Support transmission system planning and reliability studies
  • Assist with power flow and contingency analysis
  • Support interconnection and grid impact assessments
  • Review ISO/RTO planning processes and documentation
  • Analyze data related to load growth, generation additions, and system constraints
  • Assist in preparing technical reports and internal presentations

 

Qualifications

We want you on our team because you...

  • Are currently pursuing a Bachelor's or Master's degree in Electrical Engineering
  • Have completed coursework in power systems or transmission planning
  • Demonstrate strong analytical and problem-solving skills
  • Have an interest in power systems, grid reliability, and energy infrastructure
  • Communicate effectively and work well in a team environment

Ideally, you have

  • Familiarity with power system modeling tools (PSSE, TARA, PSLF, PowerWorld or similar)
  • Strong Excel and data analysis skills
  • Interest in energy markets and infrastructure development
Employment Type: FULL_TIME

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