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Senior Chemical Process Engineer Jobs in Romeoville, IL

Chemical Process Engineer

Chicago, IL · On-site

$75 - $105/hr

This Opportunity WSP is currently initiating a search for a staff Chemical Process Engineer for our ... Under supervision of the project manager or senior staff, represent WSP USA and interact in a ...

New

Lead Engineer, Chemical Process Engineering

Aurora, IL · On-site

$114K - $142K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

Lead Engineer, Chemical Process Engineering The Role Entegris is currently seeking a Lead ... Provide operational leadership in the Senior Manager's absence by keeping critical initiatives ...

Process Safety Engineer II

Northlake, IL · On-site

$105K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Process Safety Engineer II $105k-$120k annually ABOUT THE ORGANIZATION Sun Chemical, a member of the DIC Group, is a leading producer of packaging and graphic solutions, color and display ...

Process Safety Engineer II

Northlake, IL · On-site

$105K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Process Safety Engineer II $105k-$120k annually ABOUT THE ORGANIZATION Sun Chemical, a member of the DIC Group, is a leading producer of packaging and graphic solutions, color and display ...

Sr Engineer Process

Downers Grove, IL · On-site

$148K - $211K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Zachry Group is currently accepting applications for a Senior Process Engineer in our Downers Grove ... Chemical Engineering 15+ years of experience working as a Process Engineer within the Energy ...

Senior Process Engineer

Chicago, IL · On-site

$130 - $160/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This Senior Process Engineer will take the lead in designing and optimizing process systems, and ... Bachelor's or Master's degree in Chemical Engineering or related field. Relevant work experience ...

New

Sr Engineer Process

Downers Grove, IL · On-site

$148K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Zachry Group is currently accepting applications for a Senior Process Engineer with Power ... Bachelor's Degree in Chemical or Mechanical Engineering, or related engineering discipline 15 ...

Sr Engineer Process

Downers Grove, IL · On-site

$148K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Zachry Group is currently accepting applications for a Senior Process Engineer with Power ... Qualifications • Bachelor's Degree in Chemical or Mechanical Engineering, or related engineering ...

Sr Engineer Process

Downers Grove, IL · On-site

$148K - $211K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Zachry Group is currently accepting applications for a Senior Process Engineer in our Downers Grove ... Qualifications • Bachelor's Degree in Chemical Engineering • 15+ years of experience working as ...

Senior Wastewater Process Engineer

Chicago, IL · On-site

$135 - $175/hr

  • Medical

  • Dental

  • Vision

  • Retirement

ABOUT YOU BlueWTR is hiring a Senior Process Engineer/Design PM to lead process design and ... Hands-on experience with membrane systems (UF/NF/RO), biological treatment, chemical feed, and ...

Chemical Process Supervisor

Lockport, IL · On-site

$100K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

POSITION PURPOSE NEXERPA's Assistant Plant Manager/Chemical Process Supervisor supports the ... Liaise with plant personnel, contractors, engineers, and vendors to ensure clear communication and ...

Amsted Automotive, Burgess-Norton division is seeking an experienced Senior Process Engineer to support manufacturing and process engineering initiatives across our global operations. This role is ...

Senior Process Engineer

Geneva, IL

$123K - $157K/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Amsted Automotive, Burgess-Norton division is seeking an experienced Senior Process Engineer to support manufacturing and process engineering initiatives across our global operations. This role is ...

Amsted Automotive, Burgess-Norton division is seeking an experienced Senior Process Engineer to support manufacturing and process engineering initiatives across our global operations. This role is ...

Process Engineer

Elwood, IL · On-site

$77K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

The Process Engineer will provide technical support in development and execution of Capital ... Experience in Chemical and related industries * Certified Six Sigma Green Belt is preferred ...

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Senior Chemical Process Engineer information

See Romeoville, IL salary details

$93.3K

$128.1K

$159.6K

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

As of Aug 19, 2026, the average yearly pay for senior chemical process engineer in Romeoville, IL is $128,146.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,700.00 and $137,600.00 per year, depending on experience, location, and employer.

What is a senior chemical process engineer?

Senior Chemical Process Engineers are experienced professionals who design, develop, and optimize chemical processes used in manufacturing. They lead projects, oversee process safety and efficiency, and mentor junior engineers. Their work ensures that industrial chemical operations are cost-effective, environmentally friendly, and comply with regulations. Senior Chemical Process Engineers often collaborate with multidisciplinary teams and play a key role in troubleshooting and continuous improvement initiatives.

How do senior chemical process engineers typically collaborate with cross-functional teams during large-scale projects?

Senior Chemical Process Engineers frequently work alongside professionals from disciplines like mechanical engineering, instrumentation, safety, and project management. They play a key role in translating process requirements into actionable engineering solutions and ensure process integration aligns with overall project goals. Regular meetings, detailed documentation, and clear communication are essential, as these engineers often lead technical discussions, resolve interdisciplinary challenges, and coordinate between design, operations, and quality assurance teams to drive projects forward efficiently.

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

To thrive as a Senior Chemical Process Engineer, you need a strong background in chemical engineering principles, process design, and problem-solving, typically supported by a bachelor's or master's degree in chemical engineering. Familiarity with process simulation software (such as Aspen Plus or HYSYS), plant safety standards, and relevant certifications (like Professional Engineer licensure) is highly valuable. Strong analytical thinking, leadership, and effective communication skills help drive project success and lead cross-functional teams. These skills and qualities are crucial for optimizing manufacturing processes, ensuring safety, and delivering cost-effective solutions in complex industrial environments.

What is the difference between Senior Chemical Process Engineer vs Chemical Process Engineer?

AspectSenior Chemical Process EngineerChemical Process Engineer
Required CredentialsBachelor's or Master's in Chemical Engineering; 5+ years experienceBachelor's in Chemical Engineering; entry to 2 years experience
Work EnvironmentDesign, optimization, and supervision in manufacturing or R&D facilitiesAssist in process design, testing, and operation in manufacturing plants
Employer & Industry UsageManufacturing, oil & gas, pharmaceuticals, chemicalsSimilar industries, often as entry-level or mid-level roles

The main difference between a Senior Chemical Process Engineer and a Chemical Process Engineer lies in experience, responsibilities, and seniority. Senior engineers typically lead projects, oversee teams, and have more advanced expertise, while chemical process engineers focus on supporting process design and operation. Both roles are essential in chemical manufacturing and related industries, but senior positions require more experience and leadership responsibilities.

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 are popular job titles related to Senior Chemical Process Engineer jobs in Romeoville, IL?

For Senior Chemical Process Engineer jobs in Romeoville, IL, the most frequently searched job titles are:

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

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

Chemical Process Engineer

WSP

Chicago, IL • On-site

$75 - $105/hr

Other

Posted yesterday

New


WSP rating

8.6

Company rating: 8.6 out of 10

Based on 69 frontline employees who took The Breakroom Quiz

17th of 72 rated business consultants


Job description

This Opportunity

WSP is currently initiating a search for a staff Chemical Process Engineer for our Chicago, Illinois office. Be involved in projects with our Earth & Environment Team and be a part of a growing organization that meets our client’s objectives and solves their challenges. Join a team of professionals that delivers professional consulting services mainly for the industrial wastewater and environmental remediation industries. Tasks may include assisting with the development of processes and infrastructure relating to water supply, wastewater treatment, hazardous or solid waste disposal, air emission sources, pollution control, and preserving the quality of the environment by averting the contamination and degradation of air, water, and land resources. Generates accurate and concise documentation, ensuring that responsibilities are delivered and adhered to with a level of quality that meets or exceeds acceptable industry standards.

Your Impact
  • Assist with performing basic professional process engineering work related to a wide variety of water and wastewater projects for manufacturing and industrial clients in the mining, minerals processing, steelmaking & processing, chemical plants, battery manufacturing, food and beverages, and clean/renewable energy industries.
  • Under general supervision, collect and compile data from samples of water, soil, air, and other matrices for chemical analysis and impact; maintain quality control standards and procedures for accurate and precise measurements.
  • Assist with verifying the characteristics of a site, providing entry-level technical assistance on various environmental, design, and construction issues.
  • Perform standard or routine calculations including mass & energy balances and equipment sizing; input data into and/or run standard or, in some cases, advanced computer programs under supervision.
  • Assist in the preparation of process-related drawings and documents including PFDs, P&IDs, other process schematics, datasheets, technical reports/specifications, equipment general arrangements.
  • May be responsible for preparing complete drafts of simple, non-complex technical work plans and reports under the supervision of senior staff.
  • Travel to various client sites, for field investigations, design verification/implementation, or oversight of contractor and/or subcontractors during construction activities.
  • Under supervision of the project manager or senior staff, represent WSP USA and interact in a professional manner with clients, regulators, and subcontractor representatives while on field assignments.
  • Generate complete, accurate, and concise documentation using electronic systems and field/work site notebook.
  • Understand and apply company, client, and site Health and Safety standards.
  • Complete training on assigned tasks.
  • Exercise responsible and ethical decision-making regarding company funds, resources and conduct, and adhere to WSP’s Code of Conduct and related policies and procedures.
  • Perform additional responsibilities as required by business needs.
Who You Are

Required Qualifications

  • Bachelor’s Degree in Chemical Engineering, Environmental Engineering, or closely related discipline
  • 1 to 3 years of relevant post education experience in environmental engineering.
  • Excellent research skills with analytical mindset.
  • Experience with and basic understanding of water quality parameters, water/wastewater treatment processes, and/or distribution/conveyance systems.
  • Familiarity with regulatory compliance and permitting processes.
  • Competent interpersonal and communication skills when interacting with others, expressing ideas effectively and professionally to an engineering and non-engineering audience.
  • Proficient self-leadership with attention to detail, multi-tasking, and prioritization of responsibilities in a dynamic work environment.
  • Ability to work independently under general supervision, as well as part of a team to meet business objectives.
  • Basic proficiency with technical writing, office automation, discipline-specific design software, spreadsheets, technology, and tools.
  • Must be proficient in MS Office Suite (MS Word, Excel, PowerPoint).
  • Proven track record of upholding workplace safety and ability to abide by WSP’s health, safety and drug/alcohol and harassment policies.
  • Ability to work schedules conducive to project-specific requirements that may extend beyond the typical workweek.
  • Occasional travel may be required depending on project-specific requirements; field activities may require working in unfavorable weather conditions or near hazardous materials and conditions.

Preferred Qualifications:

  • Engineer in Training Certification.
  • A member of and/or actively participate in local professional practice organizations.
  • 40-Hour OSHA Health & Safety Training (HAZWOPER) (29 CFR 1910.120) preferred.
  • Basic First Aid and Adult CPR training desired.
  • Knowledge of industry codes, standards and practices would be an asset.
  • Experience with discipline-specific design software (i.e., AutoCAD, ArcGIS, Revit).

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