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Assistant Process Engineer Jobs in Chicago, IL (NOW HIRING)

Leonardo DRS

Process Engineer II

Bolingbrook, IL · On-site

Provide technical support to technicians, scientists, and other engineers on components, devices, material, products, processes and/or equipment * Assist in training new team members * Interface with ...

Leonardo DRS

Process Engineer II

Bolingbrook, IL · On-site

Provide technical support to technicians, scientists, and other engineers on components, devices, material, products, processes and/or equipment * Assist in training new team members * Interface with ...

Gotion, Inc.

Process Engineer - Cell Line

Manteno, IL · On-site

Job Responsibilities: * Assist the manufacturing center in selecting process flow, equipment, technical agreement, and introducing equipment to the production. * Take charge of engineering and ...

Stantec

Senior Process Engineer - Industrial Water

Chicago, IL · On-site

$107K - $138K/yr

Senior Process Engineers routinely assist in the development of detailed proposals for a wide variety of project settings. Your Key Responsibilities * Perform business development/application tasks ...

Westrock

Sr. Eng, Process Eng

Woodridge, IL · On-site

$90K - $150K/yr

Process Engineer The Opportunity: The Process Engineer will work within the structure of the ... * Assist in capital project justifications and installs as applicable * Create new process ...

Smurfit Westrock

Sr. Eng, Process Eng

Woodridge, IL · On-site

$90K - $150K/yr

Process Engineer The Opportunity: The Process Engineer will work within the structure of the ... * Assist in capital project justifications and installs as applicable * Create new process ...

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All JobsProcess Engineer JobsAssistant Process Engineer JobsAssistant Process Engineer Jobs in Chicago, IL

Assistant Process Engineer information

See Chicago, IL salary details

$14

$26

$49

How much do assistant process engineer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for assistant process engineer in Chicago, IL is $26.26, according to ZipRecruiter salary data. Most workers in this role earn between $18.08 and $30.48 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an assistant process engineer?

To thrive as an Assistant Process Engineer, a solid background in chemical or process engineering, analytical problem-solving skills, and a relevant engineering degree are essential. Familiarity with process simulation software (such as Aspen HYSYS or AutoCAD), data analysis tools, and safety regulations is typically required. Strong teamwork, effective communication, and attention to detail help individuals stand out in this role. These skills and qualities ensure efficient process optimization, safe operations, and successful collaboration within engineering teams.

How much does an assistant process engineer get paid?

The average salary for an assistant process engineer ranges from $55,000 to $75,000 per year, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants with specialized skills or certifications can earn higher wages. Salaries often include benefits such as health insurance and paid time off.

What does an assistant process engineer do?

An assistant process engineer supports the development, implementation, and optimization of manufacturing or chemical processes. They assist in data collection, process troubleshooting, and ensuring safety and quality standards are met, often using tools like process simulation software. This role typically requires technical knowledge, problem-solving skills, and familiarity with industry regulations.

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

AspectAssistant Process EngineerProcess Engineer
QualificationsBachelor's in Engineering or related field, some certificationsBachelor's or higher in Engineering, often with more experience
Work EnvironmentSupportive, entry-level, team-basedMore autonomous, project management responsibilities
ResponsibilitiesAssist in process design, data collection, troubleshootingDesign, optimize, and oversee manufacturing processes

Assistant Process Engineers typically support process development and troubleshooting under supervision, while Process Engineers take on more independent responsibilities in designing and optimizing processes. Both roles require similar educational backgrounds, but Process Engineers usually have more experience and autonomy in their tasks.

What are some common challenges faced by assistant process engineers, and how can they effectively overcome them?

Assistant Process Engineers often encounter challenges such as adapting to rapidly changing project requirements, troubleshooting unexpected process inefficiencies, and balancing multiple tasks under tight deadlines. To navigate these obstacles, it's important to develop strong problem-solving skills, maintain clear communication with senior engineers and cross-functional teams, and stay organized through effective time management. Proactively seeking feedback and learning from experienced colleagues can also help in building confidence and technical expertise, paving the way for career progression.
What are the most commonly searched types of Process Engineer jobs in Chicago, IL? The most popular types of Process Engineer jobs in Chicago, IL are:
What are popular job titles related to Assistant Process Engineer jobs in Chicago, IL? For Assistant Process Engineer jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Assistant Process Engineer jobs in Chicago, IL look for? The top searched job categories for Assistant Process Engineer jobs in Chicago, IL are:
What cities near Chicago, IL are hiring for Assistant Process Engineer jobs? Cities near Chicago, IL with the most Assistant Process Engineer job openings:
Assistant Process Engineer jobs near you
Infographic showing various Assistant Process Engineer job openings in Chicago, IL as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $54,584 per year, or $26.2 per hour.

Process Engineer II

Leonardo DRS

Bolingbrook, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 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: 114532 
Location: Bolingbrook IL 
Schedule: 9/80 

The Electro Optical Infrared Systems (EOIS) line of business within DRS has locations in Dallas and Austin, TX, Melbourne, FL, and Cypress, CA.  EOIS develops, manufactures, and supports infrared and electro-optical solutions for soldiers, ground vehicles and airborne platforms.  We offer an exciting and challenging work environment, a competitive salary and benefits package, and a business culture that rewards performance. 

 Employing the world's brightest. Supporting the world's bravest.

Job Summary

As a leading supplier of infrared (IR) imaging, DRS NIS - Illinois is seeking a process engineer who will join the crystal growth team and be responsible for growth of HgCdTe active layers by molecular beam epitaxy.  Responsible for maintaining and operating process equipment, including troubleshooting of problems and execution of equipment upgrades or new installations.  Engineers are expected to be able to train and advise other team members as required, as well as prepare and present technical reports.

Job Responsibilities
  • Operate and maintain material growth reactors and other process equipment to produce standard products or to grow custom materials
  • Provide technical support to technicians, scientists, and other engineers on components, devices, material, products, processes and/or equipment
  • Assist in training new team members
  • Interface with other team members to assure efficient flow of information and materials
  • Other duties as assigned
Qualifications
  • Education:  Bachelor's degree or higher in engineering or related technical major
  • Experience:  2+ years of experience (or equivalent combination of education/training and experience); competent technical expertise and application domain knowledge
  • Background in molecular beam epitaxy or similar technology
  • Experience in cleanroom laboratory environment
  • Interpret and follow written documents such as SOPs and safety rules
  • Good communication skills (oral and written)
  • Work under minimal supervision and provide guidance to technicians and other engineers
  • Ability to coordinate several activities at the same time, and to reprioritize in response to changing operational conditions
  • Ability to handle small delicate components
  • Ability to handle hazardous chemicals 

DESIRED SKILLS 

  • Background in material growth and characterization
  • Work from engineering specifications, operation sheets, wiring and assembly drawings, and sketches
  • Experienced in one or more computer programming language (or scripting environment), and the use of common computer applications, including Access, Excel, Word and PowerPoint
  • Test, inspect, and repair electronic, optical or mechanical assemblies

U.S. Citizenship required. This position requires an active DOD security clearance or the ability to obtain such clearance within a reasonable time after commencement of employment.

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.

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