CareerPlan

Senior Associate Scientist - Assay Development

TARRYTOWN, USFull-time$80k–$131k2026-10-23 → 2026-11-10

Core

Develop, optimize, and execute mass spectrometry-based methods to quantify and investigate biologics, siRNAs, and novel antibody conjugates.

Role type

Senior Associate Scientist (Assay Development)

Builds

Quantitative data for biologics, siRNAs, and antibody conjugates to advance therapeutic programs.

Domain

Biopharmaceuticals / Mass Spectrometry / Bioanalysis

Required skills

Mass spectrometry (QQQ, Q-TOF, Orbitrap), HPLC/UHPLC, sample preparation (KingFisher, SPE, immunoaffinity), data analysis, GLP compliance, experiment design

Preferred skills

PK/PD bioanalysis, automated sample preparation, novel assay platform development, protein structure-function relationships, CRO collaboration

Technologies

QQQ, Q-TOF, Orbitrap, HPLC, UHPLC, KingFisher

Responsibilities

Optimize and troubleshoot quantitative mass spectrometry assays; perform hands-on laboratory work using HPLC/UHPLC and MS; analyze complex datasets and maintain electronic lab notebooks; manage multiple projects concurrently; maintain GLP-compliant documentation; collaborate with cross-functional teams and CROs

Seniority

Senior, hands-on IC