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Junior Chemical Process Engineer Jobs in Romeoville, IL

Sr Engineer Process

Downers Grove, IL · On-site

$148K - $211K/yr

Successful candidate will be responsible for leading a team supporting process engineering and design tasks for assigned projects Bachelor's Degree in Chemical Engineering 15+ years of experience ...

Staff Process Engineer

Lisle, IL · On-site

$110K - $150K/yr

Bachelor of Science in Chemical Engineering Experience: Min Yr = 08+ Licensure: P.E. Preferred ... Knowledge of process simulation software (eg Aspen Plus, HYSYS) preferred Management: Experience ...

Staff Process Engineer

Lisle, IL · On-site

$110K - $150K/yr

Bachelor of Science in Chemical Engineering • Experience: Min Yr = 08+ • Licensure: P.E ... Knowledge of process simulation software (eg Aspen Plus, HYSYS) preferred • Management:

Bachelor's Degree in Chemical or Mechanical Engineering, or related engineering discipline 15+ years of experience working as a Process Engineer within the Power and/or Energy & Chemical Industries ...

Qualifications • Bachelor's Degree in Chemical or Mechanical Engineering, or related engineering discipline • 15+ years of experience working as a Process Engineer within the Power and/or Energy ...

Sr Engineer Process

Downers Grove, IL · On-site

$148K - $211K/yr

Qualifications • Bachelor's Degree in Chemical Engineering • 15+ years of experience working as a Process Engineer within the Energy & Chemical Industries • Experience applying standard ...

Associate Process Engineer

Lisle, IL · On-site

$90K - $130K/yr

Education: Bachelor of Science in Chemical Engineering Experience: Min Yr = 3+ Licensure: E.I.T ... Knowledge of process simulation software (e.g., Aspen Plus, HYSYS) preferred Management: Experience ...

Job Summary The Process Engineer Intern will support the manufacturing engineering team in ... Required Qualifications Currently pursuing or recently completed a bachelor's degree in: o Chemical ...

Manufacturing Process Engineer

Manteno, IL · On-site

$73K - $97K/yr

Chemical Engineering * Materials Engineering * Manufacturing Engineering * Related engineering discipline Experience * 3-10 years of manufacturing engineering or process engineering experience.

Process Engineer

Lisle, IL · On-site

$115K/yr

S. in Mechanical, Electrical, Physics, Chemical Engineering or Associate Degree with relevant experience is required. * 5+ years of experience in processing equipment in a metallic or ceramic ...

S. in Mechanical, Electrical, Physics, Chemical Engineering or Associate Degree with relevant experience is required. * 5+ years of experience in processing equipment in a metallic or ceramic ...

Manufacturing Process Engineer

Manteno, IL · On-site

$73K - $97K/yr

Chemical Engineering * Materials Engineering * Manufacturing Engineering * Related engineering discipline Experience * 3-10 years of manufacturing engineering or process engineering experience.

Bachelor's degree or above, majoring in electrochemistry, physical materials, materials engineering, chemical engineering, etc. * 2+ years of process engineer relative working experience The US base ...

Showing results 41-60

Junior Chemical Process Engineer information

See Romeoville, IL salary details

$34.2K

$73.2K

$111.6K

How much do junior chemical process engineer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for junior chemical process engineer in Romeoville, IL is $73,207.00, according to ZipRecruiter salary data. Most workers in this role earn between $49,400.00 and $81,600.00 per year, depending on experience, location, and employer.

What does a junior chemical process engineer do?

A Junior Chemical Process Engineer assists in designing, developing, and optimizing processes used in the production of chemicals, fuels, foods, pharmaceuticals, and other products. They work under the supervision of senior engineers to ensure that processes run efficiently, safely, and cost-effectively. Their responsibilities often include data analysis, troubleshooting equipment, conducting experiments, and supporting process improvements. Junior engineers also help maintain compliance with industry regulations and environmental standards as they gain experience in the field.

What are the key skills and qualifications needed to thrive as a junior chemical process engineer, and why are they important?

A Junior Chemical Process Engineer typically needs a bachelor's degree in chemical engineering, a solid understanding of process design, and knowledge of chemical safety standards. Familiarity with process simulation software (such as Aspen Plus or HYSYS), and experience with data analysis tools are commonly required. Strong problem-solving skills, effective communication, and the ability to work well in multidisciplinary teams help set candidates apart. These skills are crucial for optimizing processes, ensuring safety and compliance, and contributing effectively to engineering projects.

What are some common challenges faced by junior chemical process engineers during their first year, and how can they be addressed?

Junior Chemical Process Engineers often encounter challenges such as adapting to complex plant operations, understanding safety protocols, and bridging the gap between theoretical knowledge and practical application. To overcome these, it's helpful to seek mentorship from experienced engineers, proactively ask questions, and participate in hands-on training sessions. Building strong communication skills and collaborating closely with multidisciplinary teams can also ease the transition and accelerate learning.

What is the difference between Junior Chemical Process Engineer vs Chemical Process Technician?

AspectJunior Chemical Process EngineerChemical Process Technician
Required CredentialsBachelor's degree in Chemical Engineering or related fieldAssociate degree or technical certification in chemical technology
Work EnvironmentDesign, analysis, and process optimization in labs or plant officesHands-on operation and maintenance in manufacturing plants
Employer & Industry UsageUsed by engineering firms, manufacturing companies, and R&D labsCommon in production facilities and plant operations
Common Search & ComparisonOften compared for entry-level engineering rolesCompared for technical, operational roles in chemical plants

The Junior Chemical Process Engineer typically holds a bachelor's degree and focuses on designing and optimizing chemical processes, working in labs or offices. In contrast, a Chemical Process Technician usually has technical certifications and is involved in hands-on operation and maintenance within manufacturing plants. Both roles are essential in the chemical industry but differ in responsibilities, qualifications, and work environment.

What are the most commonly searched types of Chemical Process Engineer jobs in Romeoville, IL?

The most popular types of Chemical Process Engineer jobs in Romeoville, IL are:

What cities near Romeoville, IL are hiring for Junior Chemical Process Engineer jobs?

Cities near Romeoville, IL with the most Junior Chemical Process Engineer job openings:

Infographic showing various Junior Chemical Process Engineer job openings in Romeoville, IL as of June 2026, with employment types broken down into 1% Locum Tenens, 89% Full Time, 9% Part Time, and 1% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $73,207 per year, or $35.2 per hour.

Sr Engineer Process

Zachry Group

Downers Grove, IL • On-site

$148K - $211K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 12 hours ago


Zachry Group rating

6.7

Company rating: 6.7 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

62nd of 80 rated construction


Job description

Zachry Group is currently accepting applications for a Senior Process Engineer in our Downers Grove Engineering Design Center. Successful candidate will be responsible for leading a team supporting process engineering and design tasks for assigned projects

    Bachelor's Degree in Chemical Engineering
    15+ years of experience working as a Process Engineer within the Energy & Chemical Industries
    Experience applying standard engineering techniques, procedures, and criteria to ensure compliance with safety and environmental regulations.
    Experience in PFD and P&ID development, and participation in HAZOP/LOPA studies
    Proficient in H&MB development, equipment and instrumentation process specification and performing hydraulic analysis
    Strong knowledge of ASME and API 520/521 with proficiency designing relief devices and associated collection headers
    Good Communication Skills (Active Listening, Verbal, and Written)
    Ability to adapt to changing client requirements while defining a new path and remaining a positive role model for the team
    Excellent Attention to Detail - in own work as well as demonstrated in checking work of others
    Proven history of meeting schedule commitments and planning resources required
    Judgment and Decision Making
    Proficient with Process Engineering Software (AspenTech or equivalent)
    Strong desire to learn

PREFERRED QUALIFICATIONS
    Licensed Professional Engineer
    Experience as a Process Engineer in the gas processing and/or refining industries
    Experience in Food and Beverage Industry
    Experience in gas purification technologies such as Pressure Swing Adsorption, Membrane separation, or others
    Knowledge and/or experience in blue and/or green ammonia
    Experience integrating emerging/renewable energy with hydrogen production technologies
    Experience with hydrogen fuel blending in combustion processes
    Experience specifying process equipment in cryogenic services including cold box heat exchangers and pumps
    Experience with designing OSBL/Utility scopes required to support Licensor provided ISBL packages
    Past exposure to environmental permitting and citing studies

PHYSICAL DEMANDS
Employee will be required to communicate in person, via telephone, email, use of arm/hand steadiness, manual dexterity, finger dexterity, multi limb coordination, oral expression, and comprehension. May be required to lift, carry, and move objects safely.

WORK ENVIRONMENT
Will work in a general office environment. Capable of operating and functioning in a fast-paced work environment. Must possess a vision (corrected or uncorrected) that allows for clear visibility from a distance of 20 inches or less.

The above description covers the fundamental responsibilities of the Senior Process Engineer position. It shall not be construed as a complete listing of all miscellaneous, incidental, or similar duties which may be required from day-to-day.

Zachry Group is dedicated in providing a Safe and Drug Free work environment; and is an Equal Opportunity Employer.

In accordance with Illinois Equal Pay Act, the expected salary range for this Illinois position, Snr. Process Engineer is between $148,000 and $211,490, annually.   Actual pay will be adjusted based on experience, geographic location, and other job-related factors as permitted by law. 

This position Snr. Process Engineer is eligible for participation in Zachry's Total Employee Rewards Program, which includes medical, dental, vision, life insurance, disability coverage, and other ancillary benefits. This position is also eligible for participation in the 401(k) Retirement Savings Plan.

#LI-JL1 #Process #Engineering 
 

    Responsible for developing process flow diagrams (PFD) and piping & instrumentation diagrams (P&ID).
    Responsible for sizing and rating various equipment like pumps, horizontal and vertical vessels, heat exchangers, and air coolers.
    Responsible for performing hydraulic analysis and calculations for piping systems.  Experience to include evaluating systems involving single phase, two phase, slurries, water hammer, slug flow, and distribution networks.  Tools required should range from spreadsheet through rigorous software evaluations.
    Capable of supervising, coordinating, and reviewing work of a small staff of engineers to accomplish project objectives.
    Mentors younger engineers, leading by example.  Supports department development initiatives and standards creation/review/update.
    Participate in various client Process Hazard Analysis reviews (i.e. risk review, HAZID, HAZOP/LOPA).
    Responsible for design of relief system, flare header design, relief valve sizing and performing contingency analysis and flare header analysis.
    Evaluates, selects, and applies standard engineering techniques, procedures, and criteria, using judgment in making adaptations and modifications.
    Present technical information to peers (internal or external) for review and comment.
    Analyze problems and take appropriate action to ensure continuous and reliable operation of equipment and systems.
    Evaluate equipment and processes to ensure compliance with safety and environmental regulations.
    Estimate resource requirements of new project proposals in support of business development.
    Other duties, as assigned.
 


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About Zachry Group

Sourced by ZipRecruiter

Zachry Group is America's pacesetter in turnkey construction, engineering, maintenance, turnaround and fabrication services in the power, energy, chemicals, manufacturing and industrial sectors. It works with customers to plan, build, and renew their most critical facilities, so they can achieve their immediate and long-term goals, all at the highest safety standards. Zachry Group operates 35 offices, and averages 20,000 employees working in more than 400 locations nationwide. Please visit www.zachrygroup.com for more information.

Industry

Construction

Company size

10,000+ Employees

Headquarters location

San Antonio, TX, US

Year founded

1924