10 of the Most Popular Types of Principal R&D Engineer Jobs in 2026

See what kind of roles similar to Principal R&D Engineer jobs are hiring now

Top Types Of Principal R&D Engineer Jobs

• Customer Application Engineer

  Salary range: $84,000 - $135,000

  Customer Application Engineer is a more unusual job search query but still may give you interesting job results. Most salaries for Customer Application Engineer jobs pay between $84,000 (25th percentile) and $135,000 (75th percentile) annually. Currently, there are not many open positions nationwide for Customer Application Engineer job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Additive Manufacturing Engineer Remote

  Salary range: $72,000 - $112,500

  Additive Manufacturing Engineer Remote is a more unusual job search query but still may give you interesting job results. Most salaries for Additive Manufacturing Engineer Remote jobs pay between $72,000 (25th percentile) and $112,500 (75th percentile) annually. Currently, there are not many open positions nationwide for Additive Manufacturing Engineer Remote job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Simplis

  Salary range: $83,000 - $132,000

  Simplis is a more unusual job search query but still may give you interesting job results. Most salaries for Simplis jobs pay between $83,000 (25th percentile) and $132,000 (75th percentile) annually. Currently, there are not many open positions nationwide for Simplis job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Thermodynamics Internship

  Salary range: $33,500 - $43,500

  Thermodynamics Internship is a more unusual job search query but still may give you interesting job results. Most salaries for Thermodynamics Internship jobs pay between $33,500 (25th percentile) and $43,500 (75th percentile) annually. Currently, there are not many open positions nationwide for Thermodynamics Internship job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Lithography Process Engineer

  Salary range: $74,500 - $103,000

  Lithography Process Engineer is a more unusual job search query but still may give you interesting job results. Most salaries for Lithography Process Engineer jobs pay between $74,500 (25th percentile) and $103,000 (75th percentile) annually. Currently, there are not many open positions nationwide for Lithography Process Engineer job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Nanotechnology Engineering

  Salary range: $61,000 - $83,000

  Nanotechnology Engineering is a typical job search query Most salaries for Nanotechnology Engineering jobs pay between $61,000 (25th percentile) and $83,000 (75th percentile) annually. Currently, there are not many open positions nationwide for Nanotechnology Engineering job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Knowledge Engineer

  Salary range: $81,500 - $120,000

  A knowledge engineer works with data and computer systems with the goal of making the technology imitate human thought processes to solve problems that typically require expertise. Working in a sector of artificial intelligence within the information technology field, a knowledge engineer looks at everyday processes and determines what course of thought a human takes to make a decision or begin an activity. They then create computer systems reliant on this extensive data to guide a machine to simulate human cognition and problem-solving. The data validation process is a vital aspect of a knowledge engineer’s job. They must gather an accurate understanding of the tasks at hand and ensure that the data meets specific standards.

• Internship Teradyne

  Salary range: $30,000 - $40,000

  Internship Teradyne is a more unusual job search query but still may give you interesting job results. Most salaries for Internship Teradyne jobs pay between $30,000 (25th percentile) and $40,000 (75th percentile) annually. Currently, there are not many open positions nationwide for Internship Teradyne job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Internship Hyundai Mechanical Engineer

  Salary range: $37,500 - $50,500

  Internship Hyundai Mechanical Engineer is a more unusual job search query but still may give you interesting job results. Most salaries for Internship Hyundai Mechanical Engineer jobs pay between $37,500 (25th percentile) and $50,500 (75th percentile) annually. Currently, there are not many open positions nationwide for Internship Hyundai Mechanical Engineer job searches hiring now on ZipRecruiter. You can take a look at what is available and find similar job searches in this list.

• Microfabrication Engineer

  Salary range: $84,000 - $116,500

  Microfabrication Engineer is a more unusual job search query but still may give you interesting job results. Most salaries for Microfabrication Engineer jobs pay between $84,000 (25th percentile) and $116,500 (75th percentile) annually. Take a look at the variety of open positions nationwide for Microfabrication Engineer job searches hiring now on ZipRecruiter.