Hiring: Process Chemist Company: AT Process Technologies Location: Waltham, MA Job Posted Time: 2026-09-10 12:14:05 Employment Type: On-site Target Skills & Keywords : Security Clearance About the job Experience: •5+ years of professional experience in chemical process development Required Skills: •Identify, design, and execute critical lab experiments with high rigor and precision, generating reliable, actionable data for reaction and unit-operation design and scale-up. •Develop and optimize core synthesis and downstream processing, evaluating competing technical pathways and justifying key decisions using experimental results, process modeling, cost, and scale-up constraints. •Become the team’s subject-matter expert on selected reaction steps and unit operations, leveraging available research, vendor insight, and your own experiments. •Develop a deep understanding of our manufacturing process and aid in the design and optimization of our first-of-a-kind pilot and demonstration plants. •Operate with a rigorous process-safety mindset, integrating hazard analysis and thermal/stability considerations into every stage of development. Qualifications: •B.S., M.S., or PhD in Chemistry, Organic Chemistry, Chemical Engineering, or a related discipline •High proficiency with bench-top synthesis methods, laboratory practices •Basic analytical chemistry experience (NMR, HPLC, GC-MS, FTIR) •Demonstrated capacity to work hands on in laboratory, fabrication, and plant environments •Strong problem-solving and debugging skills •Background in analytical chemistry for quality control: familiarity with method development on HPLC, IC, NMR, ICP-OES/MS, DSC/TGA, etc. •Hardware intuition: you’re comfortable assembling, modifying, and troubleshooting lab- and pilot-scale systems. •Prior experience developing energetic materials, propellants, or other regulated/high-hazard chemistries — or transferable process-chemistry experience from pharma, fine/specialty chemicals, or CDMO process development. •Practical mechanical and industrial-site experience with pilot-scale and larger process equipment and plant troubleshooting. •U.S. Person and ability to obtain a security clearance Compensation: •$130,000 - $200,000 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!