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Specialty Profile · California

Research Scientist (PhD) salary in California

A real-employer view of Research Scientist (PhD) pay, clustered from DOL OFLC certified filings. Variants like Senior, Lead, and II/III titles fold into this cluster — the wage range below reflects all of them.

Adrian Serafin, founder and editor of RateOrchardBy Adrian SerafinFounderUpdated May 5, 2026
Real disclosed salaries

Research Scientist (PhD) in California: actual employer-disclosed pay

Public records from 12 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $111,851. Every figure below is an actual offered salary an employer attested to under federal law.

By DOL wage level

DOL classifies every offer into one of four wage levels based on the role's experience and skill requirements.

LevelFilingsMedian offer
Level I — entry3$76,918
Level II — qualified4$102,485
Level III — experienced1$108,701
Level IV — fully competent4$158,988

Top employers filing for this role

Companies with the most certified filings for Research Scientist (PhD) in California. Median offer is across all of that employer's filings.

EmployerMost-filed titleFilingsMedian
The Scripps Research InstituteResearch Scientist (PhD)2$77,033
Promega CorporationResearch Scientist2$68,474
Lawrence Livermore National Security, LLCResearch Scientist (Chemist)2$172,104
Ideaya Biosciences Inc.Principal Research Scientist, Medicinal Chemistry2$158,988
Diagnostic Consulting Network, LLCResearch Scientist II1$108,701
Picarro, Inc.Research Scientist (Experimental Analysis)1$115,000
BRIDGENE BIOSCIENCES, INC.Principal Research Scientist1$138,590
Ellison Institute, LLCResearch Scientist I1$89,970

Recent sample filings

A snapshot of recent certified offers. Each line is a real, public, verifiable record.

  • Research Scientist (PhD) at The Scripps Research Institute
    $76,918
    La JollaWage Level IDecided Sep 9, 2025I-200-25245-282081
  • Research Scientist II at Diagnostic Consulting Network, LLC
    $108,701
    CarlsbadWage Level IIIDecided Jul 3, 2025I-200-25177-133137
  • Research Scientist at Promega Corporation
    $76,606
    San Luis ObispoWage Level IIDecided Jun 27, 2025I-200-25171-117476
  • Research Scientist (Chemist) at Lawrence Livermore National Security, LLC
    $156,569
    LivermoreWage Level IIDecided Jun 11, 2025I-200-25155-053560
  • Principal Research Scientist, Medicinal Chemistry at Ideaya Biosciences Inc.
    $152,984
    South San FranciscoWage Level IVDecided Jun 10, 2025I-203-25154-046331
  • Research Scientist (Experimental Analysis) at Picarro, Inc.
    $115,000
    Santa ClaraWage Level IIDecided Jun 10, 2025I-200-25154-048252
  • Principal Research Scientist at BRIDGENE BIOSCIENCES, INC.
    $138,590
    San JoseWage Level IVDecided May 1, 2025I-200-25114-903162
  • Research Scientist I at Ellison Institute, LLC
    $89,970
    Los AngelesWage Level IIDecided Apr 28, 2025I-200-25112-887794

Source: U.S. Department of Labor, Office of Foreign Labor Certification. Disclosed wages reflect what employers attested to pay; actual paid wages may differ. Only certified filings are shown — denied and withdrawn cases are excluded.