Principal Scientist Jobs in New Jersey

Principal Scientist jobs in New Jersey are among the most active in the country, concentrated in pharmaceutical research, biotechnology, and specialty chemicals, with demand at every level from scientist II through distinguished principal. Most of the hiring is anchored in the Parsippany-Troy Hills, Princeton, and Newark metro areas, where companies like Johnson and Johnson, Merck, and Sanofi have long maintained major research operations. The most in-demand specialties are oncology drug development, analytical chemistry, and computational biology. Find a role that fits below and apply directly.

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Overview

Open roles35
Top employerMerck
Top cityRahway, NJ
Cities hiring14
Work type71% Hybrid
Top industryScience

Showing 5 of 35+ Principal Scientist jobs

Merck
Senior Principal Scientist, Clinical Research, Thoracic Malignancies
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Merck
Added 1d ago
Senior Principal Scientist, Clinical Research, Thoracic Malignancies
Merck
Rahway, New Jersey
Clinical Trials
Healthcare Administration
Medical Specialists
$282k - $444k/yr
10,000+

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Merck
Associate Principal Scientist
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Merck
Added 2d ago
Associate Principal Scientist
Merck
Rahway, New Jersey
Brand & Social Media
Content & Communications
Marketing
$142k - $224k/yr
Doctoral degree in chemistry
10,000+

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Merck
Associate Principal Scientist, Oral Formulation Sciences
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Merck
Added 2d ago
Associate Principal Scientist, Oral Formulation Sciences
Merck
Rahway, New Jersey
Communications
Content & Communications
Public Relations (PR)
$142k - $224k/yr
Bachelor of Science
10,000+

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Merck
Principal Scientist, Oral Formulation Sciences
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Merck
Added 2d ago
Principal Scientist, Oral Formulation Sciences
Merck
Rahway, New Jersey
Program Management
Project & Program Management
Project Management
$173k - $273k/yr
Bachelor of Science
10,000+

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ETS
Principal Research Scientist
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ETS
Added 3d ago
Principal Research Scientist
ETS
Princeton, New Jersey
Biotech & Life Sciences
Clinical Trials
Laboratory Research
Research & Academia
Doctoral degree in economics
1,001-5,000

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See All 35 Principal Scientist Jobs in New Jersey

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Principal Scientist Jobs by City in New Jersey

Where New Jersey roles are concentrated, by current openings.

Rahway
15 jobs
Princeton
4 jobs
Piscataway
3 jobs
Cranbury
2 jobs
Jersey City
2 jobs
Summit
1 job
Somerset
1 job
Bloomsbury
1 job
Middletown
1 job

Principal Scientist Job Market in New Jersey

A snapshot from current New Jersey openings, updated as new roles post.

Who's Hiring

  • Merck
    Merck15
  • Colgate-Palmolive
    Colgate-Palmolive3
  • Bristol Myers Squibb
    Bristol Myers Squibb3
  • WuXi Biologics
    WuXi Biologics2
  • BD
    BD1

Top Industries Hiring

  • Science & Research
  • Biotechnology & Pharmaceuticals
  • Chemicals & Materials
  • Banking & Financial Services
  • Fintech

What New Jersey Employers Look For

The qualifications that appear most often in principal scientist jobs across New Jersey.

  • PhD in life sciences, chemistry, or a related scientific discipline typically required
  • Minimum eight to twelve years of relevant research or drug development experience expected
  • Demonstrated ability to lead cross-functional scientific teams and mentor junior researchers
  • Deep expertise in a defined therapeutic area such as oncology, immunology, or rare disease
  • Experience driving IND-enabling studies or regulatory submissions preferred by most employers
  • Strong publication record or patent portfolio signaling independent scientific contribution

Principal Scientist Jobs in New Jersey: Frequently Asked Questions

How do you become a principal scientist in New Jersey?

Reaching a principal scientist level in New Jersey typically requires a doctoral degree in a life science, chemistry, or engineering discipline followed by postdoctoral or industry research experience. New Jersey does not require a state-issued license for this role, but positions in pharmaceutical and biotech firms often expect candidates to hold relevant professional certifications and a record of independent research contributions recognized within their specific scientific domain.

Which companies hire principal scientists in New Jersey?

Employers hiring principal scientists in New Jersey right now include Merck, Colgate-Palmolive, and Bristol Myers Squibb, based on current listings on Migrate Mate as of August 2026. New Jersey's dense concentration of pharmaceutical headquarters and contract research organizations means openings are steady across both large global firms and mid-size specialty biotech companies throughout the state.

Which New Jersey cities have the most principal scientist jobs?

The cities with the most principal scientist openings in New Jersey are Rahway, Princeton, and Piscataway. This distribution reflects the corridor of pharmaceutical and biotech campuses stretching from the Parsippany and Morris County area through Princeton, with Newark drawing openings tied to larger corporate headquarters and academic medical partnerships in the northern part of the state.

Are there remote principal scientist jobs in New Jersey?

Yes, but they're relatively limited. About 71% of principal scientist openings tied to New Jersey are remote or hybrid as of August 2026, reflecting the hands-on laboratory and collaborative nature of most roles. The work most likely to be performed remotely involves computational modeling, data analysis, and scientific writing responsibilities rather than bench or experimental work.

How can I get hired as a principal scientist in New Jersey with little or no experience?

The most realistic entry path is through a postdoctoral research fellowship at a New Jersey-based pharmaceutical company or academic medical center such as Rutgers Biomedical and Health Sciences, which feeds directly into industry roles. Large employers like Merck and Johnson and Johnson run structured postdoctoral and early career scientist programs that place candidates into associate or scientist roles. Building from a scientist I or research scientist title gives you the project ownership needed to advance toward the principal level over time.

Where can I find and apply to principal scientist jobs in New Jersey?

You can find and apply to principal scientist jobs in New Jersey on Migrate Mate, which lists current openings from employers actively hiring in the state. Search the listings, find roles that match your background and preferred location, and apply directly to the ones that fit.

See All 35 Principal Scientist Jobs in New Jersey

Find roles in New Jersey that match your experience and apply in just a few clicks.

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