Principal Research Engineer Jobs
Principal Research Engineer jobs are open across technology, defense, life sciences, and energy, from senior engineer to staff and principal levels, with specializations in machine learning, materials science, and systems engineering. Find a role that fits below and apply directly.
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Job Description
General Summary:
Vertex Pharmaceuticals is seeking an experienced Principal Research Associate to join LNP Discovery team. The successful candidate will formulate, purify, and analyze LNPs from small to large scale, partnering with colleagues across disciplines in a collaborative, fast-paced setting. The candidate will drive method and process optimization to improve yield, scalability, and product quality while maintaining high standards of scientific rigor.
Key Duties and Responsibilities:
- Formulate, purify, and analyze LNPs at small- and large-scale using industry-standard protocols.
- Run routine LNP analytics, including but not limited to size, cargo encapsulation efficiency, pKa, osmolality, and endotoxin.
- Follow SOPs and maintain clear, complete, and accurate ELN-based experimental records.
- Comfortable with automated formulation and analytics workflows.
- Troubleshoot issues that arise during protocol execution and identify opportunities for improvement.
- Support formulation and process development, such as mixing rate and purification conditions, to improve yield and scalability.
- Improve low-yield processes to meet formulation targets (e.g., DoE enabled specific delivery outcomes).
- Meet established deadlines and adapt to strategic changes in a dynamic, fast-paced drug development environment.
- Demonstrate a strong collaborative mindset to advance assigned experiments and projects smoothly and efficiently.
- Learn new techniques and expand technical capabilities. Present and explain experimental designs, and data clearly in team and cross-functional meetings.
Technical Knowledge and Skills:
- Extensive hands-on experience in various LNP formation mixing technologies, including but not limited to various microfluidic mixing and Impingement Jet Mixing devices.
- Ample experience and knowledge of LNP purification techniques including Tangential Flow Filtration (TFF).
- Proficiency in assembling and operating various mixer and TFF systems.
- Deep expertise and understanding in LNP process development experiments.
- Experience in planning and executing DoE driven method development.
- Experience on LNP formulation manufacturing for non-human primate studies.
- Complete knowledge and experience on running various LNP analytics including Size, PDI, cargo encapsulation, pKa, Osmolality, and Endotoxin measurement.
- Practical experience of LC-MS or other LNP assay development will be plus.
- Exemplary work ethic and commitment to scientific rigor. Strong communication skills.
Education and Experience:
Master’s degree in chemistry, Pharmaceutical Science, Chemical Engineering, Biochemistry, or related discipline with 5+ years industry experience OR Bachelor’s degree in chemistry, Pharmaceutical Science, Chemical Engineering, Biochemistry, or related discipline with 7+ years industry experience.
At Vertex, we embrace continuous learning and encourage employees to stay informed on advances in AI, technology, automation, and industry trends. We seek talent who bring an external perspective, demonstrate curiosity and sound judgment, and thoughtfully adopt new capabilities that improve decision-making, drive innovation, increase efficiency, and help deliver better outcomes for patients.
Pay Range:
$88,200 - $132,400Disclosure Statement:
The range provided is based on what we believe is a reasonable estimate for the base salary pay range for this job at the time of posting. This role is eligible for an annual bonus and annual equity awards. Some roles may also be eligible for overtime pay, in accordance with federal and state requirements. Actual base salary pay will be based on a number of factors, including skills, competencies, experience, and other job-related factors permitted by law.
At Vertex, our Total Rewards offerings also include inclusive market-leading benefits to meet our employees wherever they are in their career, financial, family and wellbeing journey while providing flexibility and resources to support their growth and aspirations. From medical, dental and vision benefits to generous paid time off (including a week-long company shutdown in the Summer and the Winter), educational assistance programs including student loan repayment, a generous commuting subsidy, matching charitable donations, 401(k) and so much more.
Flex Designation:
On-Site DesignatedFlex Eligibility Status:
In this On-Site designated role, you will work five days per week on-site with ad hoc flexibility.
Note: The Flex status for this position is subject to Vertex’s Policy on Flex @ Vertex Program and may be changed at any time.
#LI-Onsite
Company Information
Vertex is a global biotechnology company that invests in scientific innovation.
Vertex is committed to equal employment opportunity and non-discrimination for all employees and qualified applicants without regard to a person's race, color, sex, gender identity or expression, age, religion, national origin, ancestry, ethnicity, disability, veteran status, genetic information, sexual orientation, marital status, or any characteristic protected under applicable law. Vertex is an E-Verify Employer in the United States. Vertex will make reasonable accommodations for qualified individuals with known disabilities, in accordance with applicable law.
Any applicant requiring an accommodation in connection with the hiring process and/or to perform the essential functions of the position for which the applicant has applied should make a request to the recruiter or hiring manager, or contact Talent Acquisition at ApplicationAssistance@vrtx.com
Job Description
General Summary:
Vertex Pharmaceuticals is seeking an experienced Principal Research Associate to join LNP Discovery team. The successful candidate will formulate, purify, and analyze LNPs from small to large scale, partnering with colleagues across disciplines in a collaborative, fast-paced setting. The candidate will drive method and process optimization to improve yield, scalability, and product quality while maintaining high standards of scientific rigor.
Key Duties and Responsibilities:
- Formulate, purify, and analyze LNPs at small- and large-scale using industry-standard protocols.
- Run routine LNP analytics, including but not limited to size, cargo encapsulation efficiency, pKa, osmolality, and endotoxin.
- Follow SOPs and maintain clear, complete, and accurate ELN-based experimental records.
- Comfortable with automated formulation and analytics workflows.
- Troubleshoot issues that arise during protocol execution and identify opportunities for improvement.
- Support formulation and process development, such as mixing rate and purification conditions, to improve yield and scalability.
- Improve low-yield processes to meet formulation targets (e.g., DoE enabled specific delivery outcomes).
- Meet established deadlines and adapt to strategic changes in a dynamic, fast-paced drug development environment.
- Demonstrate a strong collaborative mindset to advance assigned experiments and projects smoothly and efficiently.
- Learn new techniques and expand technical capabilities. Present and explain experimental designs, and data clearly in team and cross-functional meetings.
Technical Knowledge and Skills:
- Extensive hands-on experience in various LNP formation mixing technologies, including but not limited to various microfluidic mixing and Impingement Jet Mixing devices.
- Ample experience and knowledge of LNP purification techniques including Tangential Flow Filtration (TFF).
- Proficiency in assembling and operating various mixer and TFF systems.
- Deep expertise and understanding in LNP process development experiments.
- Experience in planning and executing DoE driven method development.
- Experience on LNP formulation manufacturing for non-human primate studies.
- Complete knowledge and experience on running various LNP analytics including Size, PDI, cargo encapsulation, pKa, Osmolality, and Endotoxin measurement.
- Practical experience of LC-MS or other LNP assay development will be plus.
- Exemplary work ethic and commitment to scientific rigor. Strong communication skills.
Education and Experience:
Master’s degree in chemistry, Pharmaceutical Science, Chemical Engineering, Biochemistry, or related discipline with 5+ years industry experience OR Bachelor’s degree in chemistry, Pharmaceutical Science, Chemical Engineering, Biochemistry, or related discipline with 7+ years industry experience.
At Vertex, we embrace continuous learning and encourage employees to stay informed on advances in AI, technology, automation, and industry trends. We seek talent who bring an external perspective, demonstrate curiosity and sound judgment, and thoughtfully adopt new capabilities that improve decision-making, drive innovation, increase efficiency, and help deliver better outcomes for patients.
Pay Range:
$88,200 - $132,400Disclosure Statement:
The range provided is based on what we believe is a reasonable estimate for the base salary pay range for this job at the time of posting. This role is eligible for an annual bonus and annual equity awards. Some roles may also be eligible for overtime pay, in accordance with federal and state requirements. Actual base salary pay will be based on a number of factors, including skills, competencies, experience, and other job-related factors permitted by law.
At Vertex, our Total Rewards offerings also include inclusive market-leading benefits to meet our employees wherever they are in their career, financial, family and wellbeing journey while providing flexibility and resources to support their growth and aspirations. From medical, dental and vision benefits to generous paid time off (including a week-long company shutdown in the Summer and the Winter), educational assistance programs including student loan repayment, a generous commuting subsidy, matching charitable donations, 401(k) and so much more.
Flex Designation:
On-Site DesignatedFlex Eligibility Status:
In this On-Site designated role, you will work five days per week on-site with ad hoc flexibility.
Note: The Flex status for this position is subject to Vertex’s Policy on Flex @ Vertex Program and may be changed at any time.
#LI-Onsite
Company Information
Vertex is a global biotechnology company that invests in scientific innovation.
Vertex is committed to equal employment opportunity and non-discrimination for all employees and qualified applicants without regard to a person's race, color, sex, gender identity or expression, age, religion, national origin, ancestry, ethnicity, disability, veteran status, genetic information, sexual orientation, marital status, or any characteristic protected under applicable law. Vertex is an E-Verify Employer in the United States. Vertex will make reasonable accommodations for qualified individuals with known disabilities, in accordance with applicable law.
Any applicant requiring an accommodation in connection with the hiring process and/or to perform the essential functions of the position for which the applicant has applied should make a request to the recruiter or hiring manager, or contact Talent Acquisition at ApplicationAssistance@vrtx.com
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Find JobsPrincipal Research Engineer Job Market
Who's Hiring
- AbbVie18
- Microsoft9
- Merck7
- Clarity Innovations6
- The IMA5
Top Industries Hiring
- Technology & Software
- Science & Research
- Biotechnology & Pharmaceuticals
- Gaming & Esports
- Media & Entertainment
What Employers Look For
The qualifications that appear most often in principal research engineer jobs.
- PhD in computer science, electrical engineering, materials science, or a related technical field
- 8 or more years of applied research experience with peer-reviewed publications or patents
- Proficiency in Python, C++, or domain-specific simulation and modeling tools
- Demonstrated ability to lead and mentor cross-functional research teams independently
- Experience translating research prototypes into scalable production systems
- Familiarity with cloud computing platforms and high-performance computing environments
Tips for Your Principal Research Engineer Job Search
Lead with research output not responsibilities
Your resume should open with patents filed, papers published, or systems shipped to production. Hiring committees for principal research engineer roles scan for demonstrated research impact first, so front-load those outputs before listing tools or team size.
Apply early to roles that fit
Migrate Mate lists principal research engineer openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Align your portfolio to the research domain
A principal research engineer applying to a computer vision team should foreground vision-specific projects, not a general research archive. Curate your GitHub, technical blog, or project portfolio so reviewers immediately see depth in their domain, not breadth across yours.
Target postings by research maturity level
Some orgs want a principal to run an independent research agenda, others want someone to productize existing science. Read the posting carefully for phrases like 'define the roadmap' versus 'partner with product.' Applying to the wrong model wastes cycles for both sides.
Prepare a whiteboard talk on your core contribution
Principal-level research interviews almost always include a deep-dive presentation on your most significant work. Prepare a 20-minute version that explains the problem, your specific contribution versus the team's, and what you would do differently now.
Negotiate scope before negotiating compensation
At the principal level, the research agenda you own matters as much as pay. Before discussing numbers, clarify publication rights, compute budget, collaboration autonomy, and whether the role feeds a product team or an independent lab. Scope shapes the offer as much as seniority.
Principal Research Engineer Jobs: Frequently Asked Questions
Which companies are hiring the most principal research engineers?
AbbVie, Microsoft, and Merck are hiring the most principal research engineers right now, with openings concentrated in California, Massachusetts, and Illinois, based on current listings on Migrate Mate as of November 2026. Demand is especially high in organizations scaling applied AI and advanced systems research.
How many principal research engineer jobs are remote?
About 62% of principal research engineer openings are fully remote or hybrid as of November 2026, though availability varies significantly by domain. Machine learning and software-focused research roles are the most likely to be remote, while roles in materials science, hardware, or defense research typically require on-site lab access.
How do you become a principal research engineer?
Most principal research engineers begin with a PhD or master's degree in a technical field, then build a publication or patent record through industry or academic roles. Progression from senior to principal typically requires owning a research agenda end-to-end, mentoring junior researchers, and demonstrating that your work influenced product direction or generated intellectual property.
Can you get a principal research engineer job without direct research experience?
It's uncommon, but engineers with deep applied expertise, strong systems contributions, and a portfolio of technically novel work have transitioned into principal research engineer roles without a traditional research background. The clearest path is to target industry labs that value engineering-led research, contribute to open research projects, and build a record of technically novel solutions that go beyond standard implementation.
What does the principal research engineer interview process look like?
The process typically begins with a recruiter screen, followed by a technical phone interview focused on domain knowledge and past research. Finalists usually complete a research presentation or whiteboard session on a core contribution, a systems design or problem-solving round, and a series of conversations with research leadership assessing independence, collaboration style, and long-term research vision.
Where can I find and apply to principal research engineer jobs?
You can find and apply to principal research engineer jobs on Migrate Mate, which lists current openings from across the United States. Find roles that match your domain and experience level, then apply directly to each listing from the job page.
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Find roles that match your experience and apply in just a few clicks.
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