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Process Engineer Intern Jobs in Missouri (NOW HIRING)

Systems Engineer Intern

Bridgeton, MO · On-site

$41K - $53K/yr

These interns will help our systems engineering (SE) team meet the technical performance requirements on complex system development programs and to execute an interdisciplinary process to ensure that ...

Operations Intern

Ironton, MO · On-site

$13.75 - $18/hr

Operations Intern IKO is a global leader in manufacturing roofing products with production ... Support engineering trials, process adjustments, and improvement initiatives * Collaborate with ...

Showing results 21-40

Process Engineer Intern information

See Missouri salary details

$13

$20

$28

How much do process engineer intern jobs pay per hour?

As of Aug 11, 2026, the average hourly pay for process engineer intern in Missouri is $20.81, according to ZipRecruiter salary data. Most workers in this role earn between $17.12 and $24.38 per hour, depending on experience, location, and employer.

What is a process engineer intern?

Process Engineer Interns are students or recent graduates who work temporarily in engineering teams to support the design, optimization, and improvement of manufacturing processes. They typically assist with data collection, process analysis, troubleshooting, and the implementation of new technologies or procedures under the supervision of experienced engineers. This internship provides hands-on experience, helping interns apply classroom knowledge to real-world industrial challenges, and often serves as a pathway to a full-time engineering role.

What are the key skills and qualifications needed to thrive as a process engineer intern?

To thrive as a Process Engineer Intern, you need a solid grounding in chemical, mechanical, or industrial engineering principles, often backed by enrollment in a relevant bachelor's degree program. Familiarity with process simulation software (such as Aspen Plus or AutoCAD), data analysis tools, and safety regulations is typically required. Strong problem-solving abilities, communication skills, and attention to detail help interns excel in team environments and tackle process challenges. These skills and qualifications are crucial for optimizing manufacturing processes, ensuring safety, and supporting project goals.

What do process engineer interns do?

As a Process Engineer Intern, you can anticipate working on a variety of hands-on projects that support process optimization, quality improvement, and efficiency initiatives within manufacturing or production environments. Typical responsibilities may include assisting with data collection and analysis, participating in process mapping, supporting root-cause investigations, and collaborating with multidisciplinary teams such as production, quality assurance, and maintenance. Interns often have opportunities to present their findings and contribute to real-world solutions, providing valuable exposure to daily operations and the chance to develop technical and teamwork skills essential for career advancement.

What is the difference between Process Engineer Intern vs Process Engineer?

AspectProcess Engineer InternProcess Engineer
Required CredentialsTypically pursuing a bachelor's degree in engineering or related fieldBachelor's degree in engineering; often a master's is preferred
Work EnvironmentInternship setting, often in manufacturing or industrial plantsFull-time professional role in similar environments
Employer & Industry UsageInternship programs in manufacturing, chemical, or industrial companiesEstablished companies in manufacturing, chemical, or process industries
Common Search & Comparison IntentYesYes

The main difference between a Process Engineer Intern and a Process Engineer is experience level and responsibilities. Interns are typically students gaining practical experience, while Process Engineers are full-time professionals responsible for process optimization, design, and troubleshooting. Internships serve as a stepping stone toward a full engineering career, with interns working under supervision, whereas Process Engineers independently manage projects and processes in their industry.

What are the most commonly searched types of Process Engineer jobs in Missouri? The most popular types of Process Engineer jobs in Missouri are:
What cities in Missouri are hiring for Process Engineer Intern jobs? Cities in Missouri with the most Process Engineer Intern job openings:
Infographic showing various Process Engineer Intern job openings in Missouri as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 12% Part Time, 3% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $43,280 per year, or $20.8 per hour.

Systems Engineer Intern

Leonardo DRS

Bridgeton, MO • On-site

$41K - $53K/yr

Full-time, Internship

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago


Leonardo DRS rating

8.1

Company rating: 8.1 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

117th of 538 rated manufacturers


Job description

Job ID: 115063
The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 6 year running Top Workplace in the Greater St. Louis area.
Job Summary
Leonardo DRS Land Systems is seeking multiple Summer Systems Engineer Interns for our Bridgeton, MO facility. These interns will help our systems engineering (SE) team meet the technical performance requirements on complex system development programs and to execute an interdisciplinary process to ensure that the customer and stakeholder needs and requirements are satisfied in a high quality, trustworthy, cost efficient, and schedule compliant manner. The purpose of the internship is to provide meaningful professional hands-on experience to students with proven academic performance and leadership potential. Students will also get to utilize our companies flexible work schedule.
Job Responsibilities
  • Work under the direction of the SE managers, SE technical director, and lead systems engineers on various systems engineering activities
  • May use Matlab and/or Simulink software in the performance of assignments
  • Work closely with and assist engineers in the conduct of various engineering assignments
  • Complete assigned tasks on time
  • Gather and assemble data for engineers
  • May be required to help perform research in a particular field
  • Conduct design analysis and/or calculations under the supervision of engineers
  • Assist engineers with appropriate design details
  • Provide technical knowledge and assistance to other engineers and support personnel
  • Support, communicate, reinforce and defend the mission, values and culture of the organization

Qualifications
  • High School Diploma or GED, and currently a Junior or above in a Bachelor's program in Engineering, Mathematics, Physics, or equivalent
  • Excellent analytical and communication skills, written and oral
  • Excellent interpersonal skills
  • Basic knowledge and familiarity with the use of Matlab and/or Simulink, deesired
  • Coursework in some of the following subjects: calculus I/II, linear algebra, complex variables, probability & statistics, and differential equations, desired
  • Proficient use of Microsoft Office products, desired

The salary range for this position is $41,011.00/year- $53,315.00/year for the state of Illinois. This range reflects the good faith estimate of pay the employer is willing to offer at the time of posting. Several factors can influence the pay scale, including but not limited to: Federal contract labor categories and contract wage rates, collective bargaining agreements, geographic location, business considerations, scope, and responsibilities of the position, local or other applicable market conditions, and internal equity. Other factors include the candidate's qualifications such as prior work experience, specific skills and competencies, education/training, and certifications. In addition to base pay, employees may be eligible for: annual performance-based bonuses, equity awards, and overtime pay (for non-exempt employees as applicable. Our benefits package includes comprehensive health insurance (medical, dental, vision), employer matching 401(k) retirement plan, paid time off including vacation, holidays, and sick leave (including ant state-mandated paid sick leave), parental leave benefits, tuition reimbursement, professional development support, and life and disability insurance coverage.
Taking care of our people is a top priority at Leonardo DRS. We are proud to offer competitive salaries and comprehensive benefits, including medical, dental, and vision coverage, a company contribution to a health savings account, telemedicine, life and disability insurance, legal insurance, and a 401(k) savings plan. We champion wellness programs that focus on physical, emotional, and financial well-being. We develop our talent by offering programs and activities to support career-growth, professional development, and skill enhancement. And we understand there is more to life than work, and the importance of offering flexible work schedules with our 9/80 program, competitive vacation, health/emergency leave, paid parental leave, and community service hours.
*Some employees are eligible for limited benefits only
Leonardo DRS, Inc. and its subsidiaries provide equal opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws.#LSY
Our Vision. To be the leading mid-tier defense technology company in the U.S.
Our Values. The Leonardo DRS culture is defined by our Core Values and Principles:
- Integrity
- Agility
- Excellence
- Customer Focus
- Community & Respect
- Innovation
We strive to uphold them in all aspects of our business practices to inspire our employees and provide outstanding support for our customers.

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