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Principal Process Engineer Jobs (NOW HIRING)

The Principal Process Engineer will: Identify comprehensive solutions through root cause analysis determined through Lean and 6 sigma tools and methodology. Conduct robust scientific studies to ...

Vacancy Overview Principal Process Engineer - Houston, TX Our client is seeking a Principal Process Engineer to work within their facilities located in Houston, TX, for an initial one-year assignment.

Principal Process Engineer

Berkeley, CA · On-site +1

$128K - $192K/yr

Principal Process Engineer As a Principal Process Engineer, you are accountable for the definition, development, deployment, and lifecycle support of bioprocess equipment across the Berkeley, CA site ...

Principal Process Engineer

Berkeley, CA · On-site +1

$128K - $192K/yr

Principal Process Engineer As a Principal Process Engineer, you are accountable for the definition, development, deployment, and lifecycle support of bioprocess equipment across the Berkeley, CA site ...

New

Principal Process Engineer

Berkeley, CA · On-site

$128K - $192K/yr

Principal Process Engineer As a Principal Process Engineer, you are accountable for the definition, development, deployment, and lifecycle support of bioprocess equipment across the Berkeley, CA site ...

New

$128K - $192K/yr

Principal Process Engineer As a Principal Process Engineer, you are accountable for the definition, development, deployment, and lifecycle support of bioprocess equipment across the Berkeley, CA site ...

New

OR

$103.50K - $181.10K/yr

Principal Process Engineer - Wastewater Systems - Los Angeles, CA OPPORTUNITY : The Wastewater Principal Process Engineer provides technical leadership and project management accountability for ...

Principal Process Engineer Hours: Monday - Friday, 8:00 a.m. to 5:00 p.m. Location: 400 Stonebreak Road Extension, Malta, NY 12020 Principal Process Engineer Malta, NY About GlobalFoundries:

Principal Process Engineer

New York, NY · On-site

$130.96K - $146K/yr

Principal Process Engineer Hours: Monday - Friday, 8:00 a.m. to 5:00 p.m. Location: 400 Stonebreak Road Extension, Malta, NY 12020 Principal Process Engineer Malta, NY About GlobalFoundries:

Principal Process Engineer

$103.50K - $181.10K/yr

Principal Process Engineer - Wastewater Systems - Los Angeles, CA OPPORTUNITY : The Wastewater Principal Process Engineer provides technical leadership and project management accountability for ...

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Principal Process Engineer information

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$87K

$150.1K

$182.5K

How much do principal process engineer jobs pay per year?

As of May 29, 2026, the average yearly pay for principal process engineer in the United States is $150,082.00, according to ZipRecruiter salary data. Most workers in this role earn between $130,000.00 and $169,500.00 per year, depending on experience, location, and employer.

What Is a Principal Process Engineer?

A principal process engineer works with a team to analyze the efficiency of company processes and identify potential improvements. In this career, you usually work in a large production or manufacturing facility. You must have excellent technical, organizational, and analytical skills. Your job duties include helping management in the development of schedules, budgets, or guidelines for your department, overseeing other engineers, collaborating to support process solutions, and creating simulations, diagrams, and project plans. You also use engineering computer software to design process plans and review data to calculate constant improvements. Qualifications for a career as a principal process engineer include a bachelor's degree in engineering.

What are the key skills and qualifications needed to thrive as a Principal Process Engineer, and why are they important?

To thrive as a Principal Process Engineer, you need deep expertise in chemical or process engineering, advanced problem-solving skills, and typically a relevant engineering degree with substantial industry experience. Familiarity with process simulation software (such as Aspen HYSYS or CHEMCAD), Six Sigma or Lean certifications, and knowledge of regulatory standards are important technical assets. Leadership, effective communication, and project management skills distinguish top performers in this role. These competencies ensure efficient process design, regulatory compliance, and successful cross-functional collaboration on complex engineering projects.

How does a Principal Process Engineer typically collaborate with cross-functional teams during large-scale projects?

A Principal Process Engineer often acts as a key liaison between engineering, operations, project management, and quality assurance teams. They lead process design reviews, facilitate technical discussions, and ensure that project deliverables align with organizational goals and regulatory standards. Effective communication and coordination are essential, as they guide multidisciplinary teams through troubleshooting, optimization, and implementation phases. This collaborative role ensures that process improvements are feasible, cost-effective, and sustainable across the project lifecycle.

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

AspectPrincipal Process EngineerProcess Engineer
CredentialsBachelor's/Master's in Chemical, Mechanical, or Industrial Engineering; extensive experienceBachelor's degree in Engineering; entry to mid-level experience
Work EnvironmentLead projects, oversee process design, and mentor teams in manufacturing or chemical plantsAssist in process design, troubleshooting, and optimization under supervision
Industry UsageCommon in large manufacturing, chemical, and oil & gas companiesFound across various industries including manufacturing, pharmaceuticals, and energy

The Principal Process Engineer typically holds advanced credentials and leads complex projects, focusing on strategic process improvements. In contrast, the Process Engineer is more involved in supporting and executing process tasks. Both roles are essential in process industries, but the Principal Process Engineer operates at a higher level of responsibility and expertise.

What cities are hiring for Principal Process Engineer jobs? Cities with the most Principal Process Engineer job openings:
Who are the top companies hiring for Principal Process Engineer jobs? The top employers for Principal Process Engineer jobs are:
What states have the most Principal Process Engineer jobs? States with the most job openings for Principal Process Engineer jobs include:
What job categories do people searching Principal Process Engineer jobs look for? The top searched job categories for Principal Process Engineer jobs are:
Infographic showing various Principal Process Engineer job openings in the United States as of May 2026, with employment types broken down into 6% As Needed, 57% Full Time, 6% Part Time, 4% Temporary, 24% Contract, and 3% Nights. Highlights an 99% Physical, and 1% Hybrid job distribution, with an average salary of $150,082 per year, or $72.2 per hour.

Principal Process Engineer

htna

Milwaukee, WI

Other

Posted 9 days ago


Job description

Job Summary

Under the direction of the Process Engineering Manager, the Principal Process Engineer supports the organization and Process Engineering Manager by actively engaging in high-level, high-priority projects, Advanced process development, troubleshooting, and implementation of new technologies. The role focuses on optimizing the injection molding process by leveraging the latest cutting-edge technologies the industry has to offer. The Principal Process Engineer will focus on spearheading top-level projects, priorities, and initiatives to achieve robust outcomes in a timely manner.

The Principal Process Engineer will: Identify comprehensive solutions through root cause analysis determined through Lean and 6 sigma tools and methodology. Conduct robust scientific studies to quantify root causes, then implement or take appropriate corrective action to resolve the root cause. Share hypothesis and key findings with the Engineering Manager to develop and drive a comprehensive cost-justified action plan. Attend Monthly Technical and Global Operations meetings, providing observations, findings, and supporting materials. 

The Principal Process Engineer will assist in leading the technical operation through continuous improvement, awareness, and education. Leading technical operations as the model for disciplined problem solving and execution of scientific molding principles. Exhibit and uphold the highest level of professionalism, conduct, and communication across all levels of the organization. This will be achieved while maintaining HellermannTyton's Quality and EHS certifications by supporting all corporate policies, procedures, work instructions, and required documentation.

Essential Functions

Mentoring & Leadership: 

  • Collaborate with the entire Organizational Engineering team on process-related issues, bring knowledge, and driving coconscious based on the scientific tenets of injection molding.
  • Train, mentor, and develop Process Engineers as time and opportunity permit to bolster technical knowledge and awareness of the Process Engineering group.
  • Recognize opportunities for improvement in systems or processes, work with the Senior Process Engineer and the Process Engineering Manager to bring awareness and education. 
  • Act with urgency and integrity, demonstrating a strong work ethic and engagement. 
  • Mentor, though sharing knowledge and experience, challenges the Engineering team to solve problems through PDCA methodology and troubleshooting guide utilization.
  • Collaborate with the Process Engineering Manager to facilitate learning goals and objectives that align with the developmental career path or technical operations. 
  • Engage through situational awareness by identifying and acting upon opportunities for improvement by engaging the appropriate teams and technical resources.
  • Willing to help support and lead operations to meet customer demand and KPI’s

 

Process Improvement & Documentation

  • Document studies and process improvements through the use of appropriate methods such as the SIM workbook, Four-Factor DOE, Minitab, Statistical Analysis, etc. 
  • Perform PFMEA’s or DFMEA’s as needed or requested
  • Develop standard work instructions and operating procedures for new equipment implemented
  • Effectively communicate observations and findings of process-related issues back to the Process Engineering Manager for documentation and record keeping. 
  • Support continuous improvement activities through PDCA methodology and KAIZAN events. 
  • Update and maintain accurate forms and documentation through the EQMS database. 

CrossFunctional Collaboration 

  • Coordinate with Process Engineering Supervisor to meet the dynamic needs of production to ensure goals and KPI’s are being met. 
  • Build strong working relationships with Manufacturing, Quality, Project Management, Maintenance, and Automation teams. 
  • Mentor Engineers and convey scientific molding methodology through effective communication across supporting teams.
  • Assist the Process Engineering manager by leading and driving strategic plant goals through quantifiable actions. 
  • Share key findings or lessons with technical and global operations, sharing best practices.
  • Facilitate cross-functional training opportunities while actively engaging and mentoring.
  • Lead and mentor through active engagement, training efforts, lean principles, and adherence to standard work procedures. 

Other Functions

  • Participate in strategic planning activities for the Good Hope plant. 
  • Research, trial, and implement new processes and technologies.
  • Maintain open communication with the Process Engineering Manager. 
  • Perform additional duties as assigned by the Process Engineering Manager. 
  • Ability to support production emergencies as needed.
  • Other duties as assigned.

Success in this role will require

  • High-level comprehension of scientific injection molding principles and studies.
  • Ability to fully utilize and leverage RJG CoPilot system and Hub software.
  • Determine the best molding strategy for a given molding application, and implement DIII process.  
  • Applied knowledge of Lean and Six Sigma tools and methodology. 
  • Knowledge and comprehension of all aspects of an injection molding operation.
  • Able to identify operational gaps and work collaboratively to resolve. 
  • Ability to foster collaboration, teamwork, and effective communication.
  • Facilitate team building through active engagement, fostering cohesion and buy-in.

What You’ll Bring

  • Degree in Engineering, Apprenticeship, or 10+ years demonstrated scientific molding experience, coupled with strong scientific molding education. 
  • Strong Scientific molding background RJG MMI, MMII, Train the Trainer, AIM Institute.
  • Proficient user of Microsoft Office: Excel, PowerPoint, and Word. 
  • Ability to perform statistical analysis and rational, Minitab experience preferred.
  • Proficient Knowledge of RJG’s CoPilot system and graph interpretation. 
  • Demonstrate strong communication/mentoring skills: classes, training, or relevant experience preferred. 
  • Strong written, verbal, and communication skills. 
  • Ability to effectively communicate and demonstrate soft skills to effectively engage with different personalities and learning styles across all levels of the organization.
  • Ability and willingness to attend and participate in relevant job training/education.
  • Ability to stay up to date with current and emerging technologies, and attend trade shows 
  • Ability to work nonstandard hours as needed. 
  • Ability to travel domestically and internationally. 
  • Must be able to lift/push/pull up to 40 lbs. 
  • Must be able to wear required PPE in designated areas. 
  • Valid driver’s license, acceptable driving record, and adequate insurance.

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