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Senior Process Engineer Jobs in Illinois (NOW HIRING)

Role Summary The Sr. Process Engineer position at Rivian will support our battery module and battery pack production through process optimization, equipment troubleshooting, work standardization, and ...

Role Summary The Senior Process Engineering role at Rivian is critical to ensuring we not only meet production milestones but to do so effectively. In this front-line role, you will have a hand in ...

Role Summary The Senior Process Engineering role at Rivian is critical to ensuring we not only meet production milestones but to do so effectively. In this front-line role, you will have a hand in ...

Process Engineer - Sr

Paris, IL · On-site

$78K - $117K/yr

Our Opportunity North American Lighting (NAL) is looking for a Senior Process Engineer (Automation/Controls) to join our team. The ideal candidate will provide engineering and development support in ...

Role Summary The Senior Process Engineering role at Rivian is critical to ensuring we not only meet production milestones but to do so effectively. In this front-line role, you will have a hand in ...

Role Summary The Senior Process Engineering role at Rivian is critical to ensuring we not only meet production milestones but to do so effectively. In this front-line role, you will have a hand in ...

Process Engineer - Sr

Paris, IL · On-site

$78K - $117K/yr

Our Opportunity North American Lighting (NAL) is looking for a Senior Process Engineer (Automation/Controls) to join our team. The ideal candidate will provide engineering and development support in ...

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 Operations Excellence team to lead and participate in production and process improvement activities ...

Senior Process Development Engineer

Chicago, IL · On-site

$107K - $138K/yr

The Senior Process Development Engineer is responsible for leading complex process research and development activities to enable the successful scale-up, optimization, and industrialization of new ...

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 Operations Excellence team to lead and participate in production and process improvement activities ...

Working under the guidance of senior process engineers, this role assists with production ramp-up, documentation, data analysis, and on-site problem-solving in a high-volume manufacturing environment.

Sr. Molding Engineer

Lincolnshire, IL · On-site

$100 - $125/hr

Job Title Sr. Process Engineer Location: Lincolnshire, IL About Us Imagine a company with technology leadership of over 160 years, yet it operates with the energy of a startup. Ingersoll Rand has ...

Sr. Molding Engineer

Lincolnshire, IL · On-site

$100 - $125/hr

Job Title Sr. Process Engineer Location Lincolnshire, IL About Us Imagine a company with technology leadership of over 160 years, yet it operates with the energy of a startup. Ingersoll Rand has ...

Process Engineer Sr - Plant

Mundelein, IL · On-site

$106K - $137K/yr

The Senior Process Engineer will also assist process development, operations and technical groups in developing and implementing process improvements, troubleshooting production/quality issues, and ...

Showing results 41-60

Senior Process Engineer information

See Illinois salary details

$72.7K

$117.4K

$165.2K

How much do senior process engineer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for senior process engineer in Illinois is $117,364.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,800.00 and $130,300.00 per year, depending on experience, location, and employer.

What does a senior process engineer do?

A Senior Process Engineer is responsible for designing, optimizing, and overseeing processes within manufacturing or production environments. They analyze workflows, troubleshoot issues, and implement improvements to increase efficiency, safety, and product quality. Senior Process Engineers often lead projects, mentor junior engineers, and collaborate with cross-functional teams to ensure operational excellence. Their expertise is vital in industries like chemicals, pharmaceuticals, oil and gas, and food processing.

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

To thrive as a Senior Process Engineer, you need a strong background in chemical or process engineering, problem-solving skills, and typically a bachelor's or master's degree in a relevant field. Expertise in process simulation software (such as Aspen Plus or HYSYS), Six Sigma or Lean certifications, and familiarity with process control systems are highly valued. Outstanding analytical abilities, leadership, and effective communication set top performers apart in this role. These skills and qualifications are crucial for optimizing processes, ensuring safety and compliance, and leading teams to achieve operational excellence.

What are some common challenges senior process engineers face when working on cross-functional teams?

Senior Process Engineers often collaborate with professionals from various departments, such as operations, quality, and maintenance. A common challenge is aligning diverse priorities and communication styles to achieve shared project goals. Successfully managing these differences requires strong interpersonal and project management skills, as well as the ability to translate technical concepts for non-engineering colleagues. Regular meetings and clear documentation can help ensure everyone stays informed and engaged throughout the process.

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

AspectSenior Process EngineerProcess Engineer
QualificationsBachelor's or Master's in Engineering, often with 5+ years experienceBachelor's degree in Engineering or related field, typically 1-3 years experience
ResponsibilitiesLeading process improvements, mentoring, project managementSupporting process development, data analysis, assisting senior staff
Work EnvironmentDesign teams, manufacturing plants, R&D departmentsManufacturing facilities, engineering teams, operational support

Senior Process Engineers typically have more experience, leadership duties, and oversee complex projects, while Process Engineers focus on supporting process development and implementation. Both roles are essential in manufacturing and engineering industries, but the senior role involves greater responsibility and strategic planning.

How much does a senior process engineer earn?

A senior process engineer typically earns between $80,000 and $130,000 annually, depending on experience, industry, and location. They often have specialized skills in process optimization, project management, and may hold certifications like Six Sigma or PE licensure.

What are the most commonly searched types of Process Engineer jobs in Illinois?

The most popular types of Process Engineer jobs in Illinois are:

What job categories do people searching Senior Process Engineer jobs in Illinois look for?

The top searched job categories for Senior Process Engineer jobs in Illinois are:

What cities in Illinois are hiring for Senior Process Engineer jobs?

Cities in Illinois with the most Senior Process Engineer job openings:

Infographic showing various Senior Process Engineer job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 2% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $117,364 per year, or $56.4 per hour.

Sr. Process Engineer, Battery Nights

Rivian

Normal, IL • On-site

$98K - $123K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 25 days ago


Rivian rating

7.3

Company rating: 7.3 out of 10

Based on 160 frontline employees who took The Breakroom Quiz

18th of 45 rated automakers


Job description

About Rivian
Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract.
As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations.
Role Summary
The Sr. Process Engineer position at Rivian will support our battery module and battery pack production through process optimization, equipment troubleshooting, work standardization, and continuous improvement efforts while maintaining Rivian established safety standards. Shift Flexibility is required for these engineers. The opening is located at our Normal, IL facility and reports directly to the Process Engineer Manager of Battery.
3:30pm - 12:00am - Subject to change based on business needs
Responsibilities
  • Coordinate engineering changes and new program launches
  • Review, interpret, and summarize statistical data to drive process improvement
  • Determine the 'Best Practice' process approach of material, tooling, equipment, and labor process
  • Develop work instructions, standardized work, process flow, and process documentation to ensure the manufacturing process is being followed
  • Work with the design engineering team to develop and establish a design that lends itself to high-volume production while ensuring quality during the manufacturing process
  • Work with the manufacturing engineering team to commission and optimize next-generation battery module and battery pack assembly equipment
  • Perform time analysis using a standard motion time system (MODAPTS), estimate production times, manage staffing requirements, manage labor costs, and drive line balancing
  • Coordinate with the team to determine and introduce optimum plant layout, equipment, tooling, and racking in Battery Assembly to achieve maximum efficiency
  • Support production teams through process and equipment-related troubleshooting/continuous improvement
  • Develop recovery/troubleshooting best practices and procedures for production team to increase equipment availability
  • Investigate assembly issues and implement solutions by reviewing product design, established processes, and equipment/tooling effectiveness

Qualifications
  • Must have good communication skills - both verbal and written
  • Hands-on experience with supporting production equipment (Mechanical, electrical, control systems, automation, robotics, adhesives systems, etc.)
  • Experience in using 2D & 3D Modeling tools (AutoCAD, CATIA/ENOVIA)
  • Experience and/or Knowledge in DOE, Geometric Dimensioning & Tolerance, Torque Tooling, Error Proofing, and PFMEA
  • Experience and/or certification in Six Sigma DMAIC (optional), Lean Assembly Principles, Time Studies using MTM or MODAPTS
  • Keyence Vision Experience Preferred
  • Working knowledge in Excel, Word, Power point, and Outlook programs
  • Creative problem-solving skills
  • Ability to meet deadlines
  • Strong team orientation and cross functional attitude
  • Bachelor's degree in engineering discipline and/or equivalent experience preferred
  • Kaizen, 5S, Six Sigma, Lean Six Sigma experience is a plus
  • Prefer 3-5+ years engineering experience in a high-volume manufacturing operation, preferably automotive / battery manufacturing
  • Ability to stand for 8-12 hours per day
  • Required to walk; climb or balance; and stoop, kneel, crouch, or crawl
  • Ability to lift and carry at least 25 pounds
  • Ability to perform all duties in a working environment that may contain dust, high noise levels, and hot and cold weather

Pay Disclosure
The salary range for this role is $98,500 - $123,100 for Illinois based applicants. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. An employee's position within the salary range will be based on several factors including, but not limited to, specific competencies, relevant education, qualifications, certifications, experience, skills, geographic location, shift, and organizational needs.
The successful candidate may be eligible for annual performance bonus and equity awards.
We offer a comprehensive package of benefits for full-time and part-time employees, their spouse or domestic partner, and children up to age 26, including but not limited to paid vacation, paid sick leave, and a competitive portfolio of insurance benefits including life, medical, dental, vision, short-term disability insurance, and long-term disability insurance to eligible employees. You may also have the opportunity to participate in Rivian's 401(k) Plan and Employee Stock Purchase Program if you meet certain eligibility requirements. Full-time employee coverage is effective on their first day of employment. Part-time employee coverage is effective the first of the month following 90 days of employment. More information about benefits is available at rivianbenefits.com.
You can apply for this role through careers.rivian.com (or through internal-careers-rivian.icims.com if you are a current employee). This job is not expected to be closed any sooner than August 27th, 2026.
Equal Opportunity
Rivian is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, sex, sexual orientation, gender, gender expression, gender identity, genetic information or characteristics, physical or mental disability, marital/domestic partner status, age, military/veteran status, medical condition, or any other characteristic protected by law.
Rivian is committed to ensuring that our hiring process is accessible for persons with disabilities. If you have a disability or limitation, such as those covered by the Americans with Disabilities Act, that requires accommodations to assist you in the search and application process, please email us at candidateaccommodations@rivian.com.
Candidate Data Privacy and Technology
Rivian may collect, use and disclose your personal information or personal data (within the meaning of the applicable data protection laws) when you apply for employment and/or participate in our recruitment processes ("Candidate Personal Data"). This data includes contact, demographic, communications, educational, professional, employment, social media/website, network/device, recruiting system usage/interaction, security and preference information. Rivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law.
Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian's service providers, including providers of background checks, staffing services, and cloud services.
Rivian may transfer or store internationally your Candidate Personal Data, including to or in the United States, Canada, the United Kingdom, and the European Union and in the cloud, and this data may be subject to the laws and accessible to the courts, law enforcement and national security authorities of such jurisdictions.
How We Use AI in Our Hiring Process: To ensure transparency, we want candidates to know that Rivian uses iCIMS Talent Cloud Artificial Intelligence (TCAI) and AI-enabled tools to assist with screening, reviewing, organizing and highlighting profiles and applications that match the key requirements for each role.
AI does not make hiring decisions: Qualified candidate applications are reviewed by a member of our team, and all decisions throughout the process are made by humans. We use AI to support efficiency and consistency, not to replace human judgment. We are committed to a fair, thoughtful, and equitable experience for every candidate.
Participation in AI profile matching is entirely voluntary. If you prefer that your profile not be used in this process, you can opt out at any time. Opting out means your profile will be excluded from automated matching and will not be surfaced for additional roles through this system. Your current application remains active and will not be affected in any way.
Please note that we are currently not accepting applications from third party application services.

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About Rivian

Sourced by ZipRecruiter

Rivian is a pioneering automotive industry player headquartered in Irvine, California. Established in 2009, the company has made notable advancements in developing sustainable transportation solutions. It is widely recognized for its electric adventure vehicles: the R1T pickup and the R1S SUV. Rivian is dedicated to creating a positive shift in societal mobility and emphasizes sustainability, innovation, and adventure as part of its core values. Their mission is to keep the world adventurous forever - a testament to their commitment in transitioning the world to sustainable transportation. Rivian's achievements are numerous, with one of the most notable being securing a significant multi-billion dollar investment from Amazon for the production of electric delivery vans.

Industry

Automobile dealers

Company size

10,000+ Employees

Headquarters location

Irvine, CA, US

Year founded

2009