Market evidence report — assayer
Source: 56 real job ads (JSearch API, countries: us 56), extracted into the MSSQL evidence store; as of 2026-07-09.
This report contains extracted, aggregated facts only — no ad text is
reproduced (copyright / platform terms).
Seniority distribution
| Seniority |
Ads |
Share |
| mid |
39 |
70 % |
| senior |
8 |
14 % |
| junior |
7 |
12 % |
| n/a |
2 |
4 % |
Tools — full market ranking
| # |
Item |
Ads |
Share |
| 1 |
HPLC |
11 |
20 % |
| 2 |
Microsoft Excel |
9 |
16 % |
| 3 |
FTIR |
7 |
12 % |
| 4 |
GC |
7 |
12 % |
| 5 |
LIMS |
6 |
11 % |
| 6 |
Microsoft Office |
6 |
11 % |
| 7 |
Microsoft Word |
6 |
11 % |
| 8 |
GC/MS |
4 |
7 % |
Hard skills — full market ranking
| # |
Item |
Ads |
Share |
| 1 |
data analysis |
18 |
32 % |
| 2 |
chemical analysis |
13 |
23 % |
| 3 |
analytical testing |
10 |
18 % |
| 4 |
troubleshooting |
10 |
18 % |
| 5 |
sample preparation |
9 |
16 % |
| 6 |
analytical chemistry |
7 |
12 % |
| 7 |
method validation |
7 |
12 % |
| 8 |
data entry |
6 |
11 % |
| 9 |
assay development |
5 |
9 % |
| 10 |
laboratory documentation |
5 |
9 % |
| 11 |
method development |
5 |
9 % |
| 12 |
quality control |
5 |
9 % |
| 13 |
analytical method development |
4 |
7 % |
| 14 |
laboratory operations |
4 |
7 % |
| 15 |
laboratory procedures |
4 |
7 % |
| 16 |
wet chemistry |
4 |
7 % |
| 17 |
assay validation |
3 |
5 % |
| 18 |
method transfer |
3 |
5 % |
| 19 |
regulatory compliance |
3 |
5 % |
| 20 |
sop writing |
3 |
5 % |
Methods — full market ranking
| # |
Item |
Ads |
Share |
| 1 |
GLP |
5 |
9 % |
| 2 |
GMP |
5 |
9 % |
| 3 |
cGMP |
4 |
7 % |
| 4 |
good laboratory practices (GLP) |
3 |
5 % |
| 5 |
good manufacturing practices (GMP) |
3 |
5 % |
| 6 |
high-throughput screening |
3 |
5 % |
| 7 |
standard operating procedures (SOP) |
3 |
5 % |
| 8 |
standard operating procedures (SOPs) |
3 |
5 % |
Responsibilities — full market ranking
| # |
Item |
Ads |
Share |
| 1 |
data documentation |
6 |
11 % |
| 2 |
sample analysis |
6 |
11 % |
| 3 |
instrument maintenance |
5 |
9 % |
| 4 |
instrument operation |
5 |
9 % |
| 5 |
instrument calibration |
4 |
7 % |
| 6 |
laboratory maintenance |
4 |
7 % |
| 7 |
report preparation |
4 |
7 % |
| 8 |
assay optimization |
3 |
5 % |
| 9 |
data entry |
3 |
5 % |
| 10 |
equipment calibration |
3 |
5 % |
| 11 |
equipment maintenance |
3 |
5 % |
| 12 |
method development |
3 |
5 % |
| 13 |
reagent preparation |
3 |
5 % |
| 14 |
record maintenance |
3 |
5 % |
Job title variants in the market
| Title |
Ads |
| Chemical Analyst |
3 |
| Quality Control Chemist |
3 |
| Analytical Chemist |
2 |
| Assay Development Specialist - Histology |
2 |
| Entry Level Chemical Analyst |
2 |
| Laboratory Analyst |
2 |
| Analyst 1 |
1 |
| Analyst, Chemical |
1 |
| Analyst, Chemical Job Details |
corbion |
| Analytical Chemist – Method Development & Validation |
1 |
| Analytical Chemistry Laboratory Technician / Research Tec 4/5 |
1 |
| Analytical Lab Chemist |
1 |
| Analytical Science and Technology Senior Scientist |
1 |
| Assay Development Scientist |
1 |
| Assay Development Scientist - Princeton, NJ |
1 |
| Associate Analytical Chemist (Special Analysis) - 3rd Shift |
1 |
| Associate Scientist - Assay Development |
1 |
| Chemical Analyst - Aerofil |
1 |
| Chemical Analyst (Entry Level) |
1 |
| Chemical Lab Analyst |
1 |
| Chemical Laboratory Technician |
1 |
| Chemist I |
1 |
| Chemist/Analytical Chemist/QC Analyst |
1 |
| Chemistry Analyst - Entry Level |
1 |
| Chemistry Analyst/Lab Analyst |
1 |
Methodology: entities extracted per ad ({hard_skills, tools, methods, responsibilities, seniority}), normalized, counted as DISTINCT ads per entity; report threshold ≥ 3 ads. Headline sections in skills.md/tools.md use the stricter ≥ 20 % threshold.
