What Does a Process Engineer Do?
Process engineers design, implement, and optimize manufacturing processes to improve efficiency, quality, and safety. They apply engineering principles to solve production problems and develop new methods for producing goods. This technical role requires a balance of analytical skills and practical manufacturing knowledge.
Other Job Titles for This Work
Workers in this occupation report titles such as Facility Engineer, Manufacturing Engineer, Plant Engineer, Process Improvement Engineer.
Process Engineer Duties and Responsibilities
The primary responsibilities of a process engineer include:
- Design and develop manufacturing processes for new and existing products.
- Analyze existing processes to identify opportunities for improvement in efficiency and quality.
- Conduct process capability studies and statistical analysis to ensure consistent output.
- Develop and validate standard operating procedures and process documentation.
- Troubleshoot production issues including yield losses, quality defects, and equipment problems.
- Lead process improvement projects using lean, Six Sigma, and other continuous improvement tools.
- Collaborate with product design engineers on Design for Manufacturability (DFM) reviews.
- Specify and qualify new production equipment, tooling, and fixtures.
- Conduct root cause analysis for quality failures and implement corrective and preventive actions.
- Train production personnel on new processes, equipment, and procedures.
Required Skills and Qualifications
To succeed as a process engineer, you will need the following skills and qualifications:
- Process design and optimization
- Statistical process control (SPC)
- Lean Six Sigma methodology
- CAD software and process simulation
- Root cause analysis (8D, fishbone, 5 Why)
- Design of experiments (DOE)
- Technical writing and documentation
- Project management
Education and Training
A bachelor's degree in chemical engineering, mechanical engineering, industrial engineering, or manufacturing engineering is required. Some positions, particularly in chemical processing or semiconductors, may require a master's degree. Professional Engineer (PE) licensure and Lean Six Sigma certification (Green or Black Belt) enhance career prospects. Hands-on manufacturing experience through co-ops, internships, or rotational programs is highly valued. Process engineers in regulated industries such as pharmaceuticals or food production need knowledge of FDA, cGMP, or other applicable regulatory frameworks.
Salary and Job Outlook
Typical pay: varies widely for this role, and BLS does not publish pay for it separately. In the wider BLS group it belongs to (Manufacturing Engineers), the middle half of earners made $83,600 to $129,250 a year, and the median was $102,440.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025, Manufacturing Engineers.
Process engineers are in strong demand as manufacturers seek to improve efficiency, reduce costs, and implement advanced production technologies. The transition to smart manufacturing and Industry 4.0 is creating new opportunities for engineers who can integrate data analytics, automation, and IoT technologies into production processes. Industries including pharmaceuticals, semiconductors, automotive, and food processing particularly value process engineering expertise. Career advancement leads to senior engineer, engineering manager, or director of manufacturing engineering positions.
Process Engineer Pay Range
| Earners | Annual pay |
|---|---|
| Bottom 10% earn less than | $74,370 |
| Bottom 25% earn less than | $83,600 |
| Median (half earn more, half less) | $102,440 |
| Top 25% earn more than | $129,250 |
| Top 10% earn more than | $159,860 |
Highest-Paying States for Process Engineers
The states with the highest median pay for this occupation are Alaska ($156,510), Washington ($129,050), Oregon ($128,290), New Mexico ($128,090), California ($124,600). Pay is lowest in Kentucky ($96,820), Mississippi ($95,830), South Dakota ($93,200).
Median pay in all 51 states with BLS data
| State | Median annual pay |
|---|---|
| Alabama | $99,880 |
| Alaska | $156,510 |
| Arizona | $108,280 |
| Arkansas | $98,410 |
| California | $124,600 |
| Colorado | $109,750 |
| Connecticut | $104,160 |
| Delaware | $120,190 |
| District of Columbia | $103,300 |
| Florida | $101,610 |
| Georgia | $100,100 |
| Hawaii | $123,800 |
| Idaho | $100,840 |
| Illinois | $100,540 |
| Indiana | $97,480 |
| Iowa | $97,690 |
| Kansas | $99,830 |
| Kentucky | $96,820 |
| Louisiana | $122,920 |
| Maine | $101,030 |
| Maryland | $119,930 |
| Massachusetts | $109,420 |
| Michigan | $101,680 |
| Minnesota | $102,660 |
| Mississippi | $95,830 |
| Missouri | $99,290 |
| Montana | $104,430 |
| Nebraska | $98,170 |
| Nevada | $102,090 |
| New Hampshire | $101,310 |
| New Jersey | $103,840 |
| New Mexico | $128,090 |
| New York | $102,640 |
| North Carolina | $99,310 |
| North Dakota | $96,940 |
| Ohio | $100,060 |
| Oklahoma | $97,510 |
| Oregon | $128,290 |
| Pennsylvania | $99,560 |
| Rhode Island | $109,350 |
| South Carolina | $101,060 |
| South Dakota | $93,200 |
| Tennessee | $99,080 |
| Texas | $104,560 |
| Utah | $103,940 |
| Vermont | $103,010 |
| Virginia | $102,550 |
| Washington | $129,050 |
| West Virginia | $108,360 |
| Wisconsin | $96,980 |
| Wyoming | $122,070 |
What the Work Is Like
O*NET surveys people who work as manufacturing engineers about their daily conditions. Of those surveyed:
- 100% use email every day
- 84% say being exact and accurate is very or extremely important
- 77% say teamwork is very or extremely important in their job
- 69% usually work more than 40 hours a week
- 62% work indoors in a climate-controlled space every day
- 62% are on the phone every day
- 50% wear safety gear such as gloves, safety glasses or a hard hat every day
Education Workers Say the Job Needs
| Education level | Share of workers |
|---|---|
| Bachelor's degree | 76% |
| Associate's degree | 16% |
Tools and Software Process Engineers Use
Tools and equipment
Software
Is This Job a Good Fit for You?
People who do well in this job tend to enjoy hands-on work with tools, machines or the outdoors as well as analyzing problems and working with ideas.
Skills O*NET rates most important: Reading Comprehension, Mathematics, Complex Problem Solving, Active Listening, Speaking, Monitoring.
Knowledge areas used most: Production and Processing, Engineering and Technology, Mechanical, Design, Mathematics.
Preparation: O*NET places this occupation in Job Zone 4 of 5, which means considerable preparation.
Related Careers
These jobs use similar skills, according to O*NET's related-occupation data:
Applying for a Process Engineer Job
- Job application letter sample
- Resume or CV: which to send
- How to describe your work experience
- Job interview tips
- Interview thank-you note
The Job Explorer never charges candidates any money. If someone asks you to pay to apply for a process engineer job or to get hired, treat it as a warning sign.
Sources
- U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025.
- O*NET 30.1 Database, occupation 17-2112.03 (Manufacturing Engineers). View on O*NET OnLine.
This page includes information from the O*NET 30.1 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET® is a trademark of USDOL/ETA. The Job Explorer has modified some of the information; USDOL/ETA has not approved, endorsed or tested these changes.