DOL Verified Employer

Northwestern University - Biochemists and Biophysicists

Government-verified salary data from 2,896 US Department of Labor filings.

Median Salary
$47,484
503 DOL filings
IL Approval Rate 77.2% · most recent FY 2025
Median Salary
$47,484
Certified filings
DOL Filings
503
Certified: 2,235
Unique Job Titles
190
SOC occupations
Approval Rate
77.2%
Certified vs filed

Salary Range

Based on 503 certified filings
DOL-Filed Salary Range
$36,081$43,260$47,484$53,183$140,000
Prevailing Wage Premium - a TruthWage exclusive
+16.4%

Northwestern University pays 16.4% above the DOL minimum wage floor for its filed positions.

The prevailing wage is the minimum salary DOL sets as the floor for this occupation and location. A positive premium means the employer pays above that floor. Source: DOL LCA filings.

Salary Trend

FY2012 - FY2025

Salaries by Job Title

50 occupations with DOL-filed salary data
Job TitleFilingsMedian Salaryvs MarketSalary Range
Biochemists and Biophysicists 503 $47,484 -54.2%
$43,260$43,260$47,484$53,183$53,183
19-1042.00 258 $63,852 N/A
$57,456$57,456$63,852$71,004$71,004
Medical Scientists, Except Epidemiologists 220 $48,500 -51.8%
$44,491$44,491$48,500$54,000$54,000
19-1021.00 176 $60,780 N/A
$53,760$53,760$60,780$70,000$70,000
Materials Scientists 136 $49,000 -53%
$45,000$45,000$49,000$61,173$61,173
Chemists 100 $47,476 -43.6%
$42,500$42,500$47,476$49,500$49,500
19-2031.00 66 $63,376 N/A
$53,500$53,500$63,376$74,100$74,100
Business Teachers, Postsecondary 62 $190,000 +95.3%
$173,000$173,000$190,000$201,700$201,700
Biological Technicians 61 $41,175 -20.8%
$36,811$36,811$41,175$45,316$45,316
19-2032.00 58 $64,829 N/A
$61,100$61,100$64,829$96,138$96,138
19-1029.01 46 $70,000 N/A
$60,000$60,000$70,000$86,000$86,000
Mathematical Science Teachers, Postsecondary 45 $66,230 -16.5%
$58,000$58,000$66,230$97,129$97,129
15-2041.00 44 $75,000 N/A
$70,000$70,000$75,000$85,339$85,339
15-1034 40 $82,165 N/A
$73,489$73,489$82,165$89,687$89,687
Statisticians 38 $60,986 -41%
$53,556$53,556$60,986$67,121$67,121
Foreign Language and Literature Teachers, Postsecondary 38 $56,800 -26.2%
$50,000$50,000$56,800$66,275$66,275
Economics Teachers, Postsecondary 35 $170,000 +41.7%
$150,000$150,000$170,000$190,000$190,000
Bioengineers and Biomedical Engineers 34 $50,000 -53.3%
$46,125$46,125$50,000$64,126$64,126
25-1124.00 32 $65,000 N/A
$57,368$57,368$65,000$70,000$70,000
15-1035 30 $77,656 N/A
$65,000$65,000$77,656$84,592$84,592
Physicists 30 $55,000 -66.9%
$50,003$50,003$55,000$59,200$59,200
25-1032.00 28 $116,494 N/A
$93,825$93,825$116,494$135,000$135,000
25-1011.00 27 $228,250 N/A
$221,000$221,000$228,250$245,820$245,820
Engineering Teachers, Postsecondary 27 $88,922 -16.2%
$66,000$66,000$88,922$110,000$110,000
17-2031.00 23 $73,923 N/A
$57,000$57,000$73,923$85,000$85,000
Biological Scientists, All Other 23 $51,677 -44.6%
$41,412$41,412$51,677$58,000$58,000
19-2012.00 23 $61,305 N/A
$58,000$58,000$61,305$63,852$63,852
25-1022.00 23 $93,550 N/A
$69,249$69,249$93,550$113,000$113,000
19-1029.02 22 $70,000 N/A
$68,000$68,000$70,000$82,000$82,000
19-4061.00 18 $52,572 N/A
$41,850$41,850$52,572$62,722$62,722
25-1063.00 18 $218,500 N/A
$175,000$175,000$218,500$255,000$255,000
Social Science Research Assistants 15 $52,248 -10%
$39,150$39,150$52,248$60,000$60,000
15-1132 14 $84,285 N/A
$78,154$78,154$84,285$100,381$100,381
Chemical Engineers 14 $40,100 -67.1%
$40,000$40,000$40,100$47,476$47,476
19-4021.00 14 $51,657 N/A
$39,463$39,463$51,657$64,728$64,728
Communications Teachers, Postsecondary 14 $77,000 -1%
$51,500$51,500$77,000$80,000$80,000
Compliance Officers 13 $65,774 -16.1%
$53,765$53,765$65,774$77,657$77,657
15-1111 13 $69,458 N/A
$58,011$58,011$69,458$103,529$103,529
15-2051.00 13 $70,867 N/A
$65,000$65,000$70,867$85,010$85,010
Sociologists 13 $72,572 -28.6%
$59,000$59,000$72,572$84,475$84,475
15-1036 12 $70,000 N/A
$69,969$69,969$70,000$89,500$89,500
Area, Ethnic, and Cultural Studies Teachers, Postsecondary 12 $66,000 -21.7%
$56,000$56,000$66,000$67,326$67,326
Economists 11 $150,000 +29.9%
$88,500$88,500$150,000$154,500$154,500
19-3011.00 11 $70,000 N/A
$70,000$70,000$70,000$114,996$114,996
Materials Engineers 10 $48,000 -55.7%
$47,476$47,476$48,000$68,640$68,640
Political Science Teachers, Postsecondary 10 $75,500 -20.3%
$55,000$55,000$75,500$80,000$80,000
11-9121.01 9 $68,182 N/A
$66,768$66,768$68,182$80,080$80,080
19-2011.00 9 $73,868 N/A
$73,000$73,000$73,868$78,936$78,936
25-1122.00 9 $112,082 N/A
$87,000$87,000$112,082$130,000$130,000
Accountants and Auditors 8 $51,584 -36.9%
$50,315$50,315$51,584$62,358$62,358

Individual DOL Filings for Biochemists and Biophysicists at Northwestern University

DateSalaryPrevailing WageLevelLocationEducationStatusSource
Aug 2020 $50,856 $50,856 - Chicago IL Doctorate Certified PERM
May 2020 $47,476 $41,163 - Chicago IL Master's Certified PERM
Sep 2019 $50,004 $43,659 - Evanston IL N/A Certified LCA
Sep 2019 $46,834 $43,659 - Chicago IL N/A Certified LCA
Sep 2019 $59,736 $50,856 - Chicago IL N/A Certified LCA
Sep 2019 $130,688 $50,856 - Chicago IL N/A Certified-Withdrawn LCA
Sep 2019 $57,000 $43,659 - Chicago IL N/A Certified LCA
Sep 2019 $56,100 $43,659 - Chicago IL N/A Certified LCA
Sep 2019 $60,085 $43,659 - Chicago IL N/A Certified LCA
Sep 2019 $55,000 $43,659 - Chicago IL N/A Certified LCA
Sep 2019 $75,000 $43,659 - Evanston IL N/A Certified LCA
Sep 2019 $55,000 $43,659 - Chicago IL N/A Withdrawn LCA
Aug 2019 $56,000 $43,659 - Evanston IL N/A Certified LCA
Aug 2019 $50,446 $43,659 - Chicago IL N/A Certified-Withdrawn LCA
Aug 2019 $50,856 $50,856 - Chicago IL N/A Certified-Withdrawn LCA
Aug 2019 $50,637 $43,659 - Chicago IL N/A Certified LCA
Jul 2019 $53,000 $43,659 - Chicago IL N/A Certified LCA
Jul 2019 $53,000 $41,163 - Evanston IL N/A Certified LCA
Jul 2019 $58,000 $43,659 - Chicago IL N/A Certified LCA
Jul 2019 $53,000 $43,659 - Chicago IL N/A Withdrawn LCA
Jul 2019 $47,500 $43,659 - Evanston IL N/A Certified LCA
Jul 2019 $59,000 $41,163 - Chicago IL N/A Certified LCA
Jun 2019 $110,000 $41,163 - CHICAGO IL N/A Certified LCA
Jun 2019 $50,004 $41,163 - Chicago IL N/A Certified LCA
Jun 2019 $50,004 $41,163 - Chicago IL N/A Certified LCA
May 2019 $61,200 $41,163 - Chicago IL N/A Certified LCA
May 2019 $110,000 $41,163 - Chicago IL N/A Certified LCA
May 2019 $53,219 $41,163 - Chicago IL N/A Certified LCA
May 2019 $65,000 $41,163 - Chicago IL N/A Certified-Withdrawn LCA
May 2019 $80,000 $41,163 - CHICAGO IL N/A Certified LCA
May 2019 $50,470 $41,163 - Evanston IL N/A Certified LCA
Apr 2019 $50,760 $41,163 - Evanston IL N/A Certified LCA
Apr 2019 $56,100 $41,163 - Chicago IL N/A Certified LCA
Apr 2019 $56,100 $41,163 - Chicago IL N/A Denied LCA
Apr 2019 $50,000 $41,163 - Evanston IL N/A Certified LCA
Apr 2019 $52,140 $41,163 - Chicago IL N/A Certified LCA
Mar 2019 $50,000 $41,163 - CHICAGO IL N/A Certified LCA
Mar 2019 $52,140 $41,163 - Chicago IL N/A Denied LCA
Mar 2019 $53,183 $41,163 - Chicago IL N/A Certified LCA
Mar 2019 $58,725 $41,163 - Evanston IL N/A Certified LCA
Mar 2019 $65,000 $41,163 - Evanston IL N/A Certified LCA
Mar 2019 $50,371 $41,163 - Chicago IL N/A Certified LCA
Feb 2019 $60,000 $41,163 - Chicago IL N/A Certified LCA
Feb 2019 $65,000 $41,163 - Evanston IL N/A Certified LCA
Feb 2019 $53,166 $41,163 - Evanston IL Bachelor's Certified-Expired PERM
Feb 2019 $50,760 $41,163 - Chicago IL N/A Certified LCA
Feb 2019 $50,760 $41,163 - Chicago IL N/A Withdrawn LCA
Jan 2019 $68,000 $41,163 - Chicago IL N/A Certified LCA
Jan 2019 $131,328 $45,781 - Chicago IL N/A Certified LCA
Dec 2018 $131,328 $45,781 - Chicago IL N/A Denied LCA
Dec 2018 $55,000 $41,163 - Evanston IL N/A Certified LCA
Dec 2018 $48,432 $41,163 - Chicago IL N/A Certified LCA
Dec 2018 $55,000 $41,579 - Chicago IL N/A Certified LCA
Dec 2018 $54,228 $41,163 - Evanston IL N/A Certified LCA
Nov 2018 $51,324 $41,163 - Evanston IL N/A Certified-Withdrawn LCA
Nov 2018 $65,867 $41,163 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2018 $57,106 $45,781 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2018 $48,432 $41,163 - CHICAGO IL N/A Certified LCA
Nov 2018 $49,188 $41,163 - EVANSTON IL N/A Certified LCA
Nov 2018 $48,917 $41,163 - CHICAGO IL N/A Certified LCA
Nov 2018 $51,825 $41,163 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2018 $63,000 $41,163 - CHICAGO IL N/A Withdrawn LCA
Oct 2018 $55,299 $41,163 - CHICAGO IL N/A Certified-Withdrawn LCA
Sep 2018 $47,476 $41,163 - EVANSTON IL N/A Certified LCA
Sep 2018 $47,484 $41,163 - CHICAGO IL N/A Certified LCA
Sep 2018 $57,000 $41,163 - CHICAGO IL N/A Certified LCA
Sep 2018 $48,804 $41,163 - CHICAGO IL N/A Certified LCA
Sep 2018 $44,784 $41,579 - CHICAGO IL N/A Certified-Withdrawn LCA
Sep 2018 $49,180 $41,163 - CHICAGO IL N/A Certified LCA
Aug 2018 $63,642 $41,163 - CHICAGO IL N/A Certified LCA
Aug 2018 $61,249 $41,163 - CHICAGO IL N/A Certified LCA
Aug 2018 $60,048 $41,163 - CHICAGO IL N/A Certified LCA
Jul 2018 $52,140 $41,579 - CHICAGO IL N/A Certified LCA
Jul 2018 $52,140 $41,579 - CHICAGO IL N/A Certified-Withdrawn LCA
Jul 2018 $54,229 $41,163 - EVANSTON IL N/A Certified LCA
Jul 2018 $53,000 $41,579 - CHICAGO IL N/A Certified LCA
Jul 2018 $50,316 $41,163 - EVANSTON IL N/A Certified LCA
Jun 2018 $62,000 $41,579 - CHICAGO IL N/A Certified LCA
Jun 2018 $62,000 $41,579 - CHICAGO IL N/A Certified-Withdrawn LCA
Jun 2018 $65,000 $41,579 - CHICAGO IL N/A Certified LCA
Jun 2018 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
May 2018 $49,383 $41,579 - CHICAGO IL N/A Certified LCA
May 2018 $48,000 $41,579 - CHICAGO IL N/A Certified LCA
May 2018 $54,000 $41,579 - CHICAGO IL N/A Certified LCA
May 2018 $51,943 $41,579 - CHICAGO IL N/A Certified LCA
May 2018 $54,000 $60,611 - CHICAGO IL N/A Withdrawn LCA
May 2018 $54,228 $41,579 - EVANSTON IL N/A Certified LCA
May 2018 $47,484 $41,579 - EVANSTON IL N/A Certified-Withdrawn LCA
Apr 2018 $53,581 $41,434 - CHICAGO IL N/A Certified LCA
Apr 2018 $51,481 $41,579 - CHICAGO IL N/A Certified LCA
Apr 2018 $54,228 $41,579 - CHICAGO IL N/A Certified LCA
Apr 2018 $58,000 $41,579 - EVANSTON IL N/A Certified LCA
Apr 2018 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
Mar 2018 $47,476 $41,579 - CHICAGO IL N/A Certified LCA
Mar 2018 $50,316 $41,579 - CHICAGO IL N/A Certified LCA
Feb 2018 $51,220 $41,579 - EVANSTON IL N/A Certified LCA
Feb 2018 $52,140 $41,579 - CHICAGO IL N/A Certified LCA
Jan 2018 $52,140 $41,579 - CHICAGO IL N/A Certified LCA
Jan 2018 $48,671 $41,579 - CHICAGO IL N/A Certified LCA
Jan 2018 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
Dec 2017 $47,844 $41,579 - CHICAGO IL N/A Certified LCA
Dec 2017 $48,216 $41,579 - EVANSTON IL N/A Certified LCA
Dec 2017 $56,376 $41,579 - CHICAGO IL N/A Certified LCA
Nov 2017 $49,980 $41,579 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2017 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
Nov 2017 $49,379 $41,579 - CHICAGO IL N/A Certified LCA
Nov 2017 $48,866 $41,434 - Evanston IL Doctorate Certified PERM
Nov 2017 $49,379 $41,579 - CHICAGO IL N/A Withdrawn LCA
Nov 2017 $51,834 $51,834 - CHICAGO IL N/A Certified LCA
Nov 2017 $51,250 $41,579 - CHICAGO IL N/A Certified LCA
Nov 2017 $59,302 $41,579 - CHICAGO IL N/A Certified LCA
Nov 2017 $47,476 $41,579 - EVANSTON IL N/A Certified LCA
Nov 2017 $58,944 $41,579 - CHICAGO IL N/A Certified LCA
Oct 2017 $47,844 $41,579 - CHICAGO IL N/A Certified LCA
Oct 2017 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
Oct 2017 $54,228 $41,579 - EVANSTON IL N/A Certified LCA
Sep 2017 $48,671 $41,579 - CHICAGO IL N/A Certified LCA
Sep 2017 $50,000 $41,579 - CHICAGO IL N/A Certified LCA
Sep 2017 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
Sep 2017 $59,302 $41,579 - CHICAGO IL N/A Certified LCA
Sep 2017 $42,804 $41,579 - CHICAGO IL N/A Certified LCA
Aug 2017 $74,000 $41,579 - CHICAGO IL N/A Certified LCA
Aug 2017 $740,000 $41,579 - CHICAGO IL N/A Certified-Withdrawn LCA
Aug 2017 $54,228 $41,579 - CHICAGO IL N/A Certified LCA
Jul 2017 $47,500 $41,579 - EVANSTON IL N/A Certified LCA
Jul 2017 $50,000 $41,579 - EVANSTON IL N/A Certified LCA
Jul 2017 $81,161 $51,834 - CHICAGO IL N/A Certified LCA
Jul 2017 $55,000 $41,434 - CHICAGO IL N/A Certified LCA
Jul 2017 $47,484 $41,579 - CHICAGO IL N/A Certified LCA
Jul 2017 $50,000 $41,579 - CHICAGO IL N/A Certified LCA
Jul 2017 $50,332 $41,579 - EVANSTON IL N/A Certified LCA
Jul 2017 $50,000 $41,579 - EVANSTON IL N/A Certified LCA
Jul 2017 $47,476 $41,434 - CHICAGO IL N/A Certified LCA
Jun 2017 $48,216 $41,434 - EVANSTON IL N/A Certified LCA
Jun 2017 $56,400 $41,434 - CHICAGO IL N/A Certified LCA
Jun 2017 $84,460 $41,434 - CHICAGO IL N/A Certified LCA
Jun 2017 $48,908 $41,434 - CHICAGO IL N/A Certified LCA
Jun 2017 $55,242 $41,434 - CHICAGO IL N/A Certified LCA
Jun 2017 $121,411 $41,434 - CHICAGO IL N/A Certified-Withdrawn LCA
Jun 2017 $57,980 $41,434 - CHICAGO IL N/A Certified-Withdrawn LCA
Jun 2017 $84,460 $41,434 - CHICAGO IL N/A Certified-Withdrawn LCA
Jun 2017 $47,476 $41,434 - EVANSTON IL N/A Certified LCA
May 2017 $47,484 $41,434 - CHICAGO IL N/A Denied LCA
May 2017 $55,242 $41,434 - CHICAGO IL N/A Denied LCA
May 2017 $55,242 $41,434 - CHICAGO IL N/A Denied LCA
May 2017 $47,484 $41,434 - CHICAGO IL N/A Certified LCA
May 2017 $55,242 $41,434 - CHICAGO IL N/A Denied LCA
May 2017 $47,484 $41,434 - CHICAGO IL N/A Denied LCA
May 2017 $47,484 $41,434 - CHICAGO IL N/A Certified LCA
May 2017 $56,400 $41,434 - CHICAGO IL N/A Certified LCA
May 2017 $47,484 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $50,676 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $44,592 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $47,484 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $56,400 $41,434 - EVANSTON IL N/A Certified LCA
Mar 2017 $68,623 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $42,449 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $45,017 $41,434 - CHICAGO IL N/A Certified LCA
Mar 2017 $49,000 $41,434 - CHICAGO IL N/A Certified LCA
Feb 2017 $70,000 $41,434 - CHICAGO IL N/A Certified LCA
Feb 2017 $50,000 $41,434 - CHICAGO IL N/A Certified LCA
Feb 2017 $47,476 $41,434 - EVANSTON IL N/A Certified LCA
Feb 2017 $45,023 $41,434 - CHICAGO IL N/A Certified LCA
Jan 2017 $47,484 $41,343 - EVANSTON IL N/A Certified LCA
Jan 2017 $47,484 $41,434 - EVANSTON IL N/A Certified LCA
Jan 2017 $52,075 $41,434 - EVANSTON IL N/A Certified-Withdrawn LCA
Jan 2017 $50,000 $41,434 - EVANSTON IL N/A Certified LCA
Jan 2017 $47,484 $41,434 - CHICAGO IL N/A Certified LCA
Dec 2016 $125,000 $54,621 - CHICAGO IL N/A Certified LCA
Dec 2016 $49,652 $41,434 - CHICAGO IL N/A Certified LCA
Nov 2016 $48,216 $41,434 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2016 $45,205 $41,434 - CHICAGO IL N/A Certified LCA
Nov 2016 $47,476 $41,343 - EVANSTON IL N/A Certified LCA
Nov 2016 $44,099 $41,434 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2016 $48,024 $41,434 - CHICAGO IL N/A Certified LCA
Nov 2016 $50,000 $41,434 - EVANSTON IL N/A Certified LCA
Nov 2016 $44,099 $41,434 - CHICAGO IL N/A Denied LCA
Nov 2016 $54,621 $54,621 - CHICAGO IL N/A Certified-Withdrawn LCA
Nov 2016 $51,699 $41,434 - CHICAGO IL N/A Certified LCA
Oct 2016 $54,621 $54,621 - CHICAGO IL N/A Certified LCA
Oct 2016 $51,699 $41,434 - CHICAGO IL N/A Withdrawn LCA
Oct 2016 $50,000 $41,434 - CHICAGO IL N/A Certified LCA
Oct 2016 $120,000 $54,621 - CHICAGO IL N/A Certified LCA
Oct 2016 $47,476 $41,434 - EVANSTON IL N/A Certified LCA
Oct 2016 $47,484 $41,434 - CHICAGO IL N/A Certified LCA
Oct 2016 $63,000 $41,434 - CHICAGO IL N/A Certified LCA
Oct 2016 $47,484 $41,434 - EVANSTON IL N/A Certified LCA
Oct 2016 $46,142 $41,434 - CHICAGO IL N/A Certified LCA
Sep 2016 $45,444 $41,434 - CHICAGO IL N/A Certified LCA
Sep 2016 $51,624 $41,434 - CHICAGO IL N/A Certified LCA
Sep 2016 $45,852 $41,434 - CHICAGO IL N/A Certified LCA
Sep 2016 $140,000 $41,434 - CHICAGO IL N/A Certified LCA
Sep 2016 $44,592 $41,434 - CHICAGO IL N/A Certified LCA
Sep 2016 $47,500 $41,434 - EVANSTON IL N/A Certified LCA
Aug 2016 $50,157 $40,810 - CHICAGO IL N/A Certified-Withdrawn LCA
Aug 2016 $47,476 $41,434 - EVANSTON IL N/A Certified LCA
Jul 2016 $43,692 $41,434 - CHICAGO IL N/A Certified LCA
Jul 2016 $41,434 $41,434 - CHICAGO IL N/A Certified LCA
Jul 2016 $130,000 $83,096 - CHICAGO IL N/A Certified-Withdrawn LCA
Jul 2016 $130,000 $83,096 - CHICAGO IL N/A Certified LCA

DOL data does not contain worker names. Only employer, salary, and job details are shown.

Hiring Activity

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Education Requirements

From PERM filings
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Source: US Department of Labor, Office of Foreign Labor Certification (OFLC) public disclosure files (PERM Form ETA-9089 and LCA Form ETA-9035), and US Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS). Salary figures represent employer filings and government survey estimates, not individual worker pay.

Data covers DOL filings from 2011 to 2025.