Senior Analytical Chemist: Method Development & QC Leader

AT Process Technologies; Waltham (MA); On-site; USD 90,000 - 130,000; Full time

Job summary

AT Process Technologies in Waltham, MA, seeks an experienced analytical chemist to own product characterization and testing, bridging process R&D and final product acceptance. You will develop methods for intermediates, impurities, and product of interest, generate data packages for first-article certification, and author analytical sections of regulatory documentation.

This role requires hands-on lab work, SOP creation, instrument qualification, and ownership of reproducibility across hardware

Qualifications

• BS/MS/PhD in Chemistry or related discipline required.
• At least 5 years of professional experience in chemical process development.
• Experience with method development, validation, and equipment troubleshooting.
• Strong data analytics capabilities and hands-on lab experience.

Responsibilities

• Develop HPLC, GC, and LC-MS methods for intermediates with no established precedent.
• Build NMR methods for quantitative conversion analysis.
• Specify, procure, install, and qualify instrumentation for analytical chemistry.
• Characterize particle size and morphology by laser diffraction and microscopy.
• Apply DSC, TGA, and FTIR to characterize thermal behavior and crystal properties.
• Maintain analytical equipment with calibration, LOD/LOQ controls, and reproducibility checks.
• Carry out MIL-SPEC testing procedures with external partners and internal staff.
• Automate data analysis pipelines to accelerate iteration and data access.

Skills

Analytical chemistry

Method development

Data analytics

Laboratory work

Problem-solving

Instrumentation maintenance

Education

Bachelor's degree in Chemistry

MS or PhD preferred

Tools

HPLC

GC

LC-MS

NMR

DSC

TGA

FTIR

Laser diffraction

Microscopy

ICP-OES/MS

Job description

AT Process Technologies in Waltham, MA, seeks an experienced analytical chemist to own product characterization and testing, bridging process R&D and final product acceptance. You will develop methods for intermediates, impurities, and product of interest, generate data packages for first-article certification, and author analytical sections of regulatory documentation.

This role requires hands-on lab work, SOP creation, instrument qualification, and ownership of reproducibility across hardware