Development Chemist (at Gelest Inc.)

Mitsubishi Chemical Group; Morrisville (Bucks County); On-site; USD 37,000 - 48,000; Full time

Benefits offered by this job

Generous paid time off

Medical, Dental, Vision coverage

401(k) with company match

Company-paid Life Insurance, AD&D, STD

Annual performance bonus

PPE provided

Job summary

Gelest, Inc., part of the Mitsubishi Chemical Group, in Morrisville, PA, is seeking a Development Chemist to design, develop, and optimize chemical processes for specialty products. This hands-on role covers synthetic organic chemistry, lab-to-pilot scale development, and data analysis to ensure safe, reliable manufacturing.

You will collaborate with Product Development, Engineering, Production, and Quality to translate lab discoveries into scalable processes that meet business and regulatory

Qualifications

• Bachelor’s degree in Chemistry, Chemical Engineering, or a related field.
• 1–3+ years of experience in specialty chemical synthesis, chemical process development, or scale-up preferred.
• Hands-on experience with laboratory techniques and equipment preferred.
• Background in synthetic organic chemistry, including multi-step synthesis and reaction mechanism understanding is preferred.
• Experience with process development, including reaction kinetics, heat, and mass transfer, mixing, and scale-up considerations is preferred.
• Hands-on experience with analytical instrumentation (GC, NMR, FTIR, MS) is preferred.
• Excellent written and verbal communication, including technical reporting.
• Commitment to maintaining a safe and compliant work environment.

Responsibilities

• Design and perform laboratory experiments involving synthetic organic reactions, route evaluation, optimization, and troubleshooting.
• Generate and analyze process data to identify improvement opportunities.
• Scale laboratory processes to pilot and full production, ensuring robust transfer of technology and clear documentation.
• Utilize analytical techniques (GC, NMR, FTIR, MS) to characterize materials, monitor reactions, and assess process performance.
• Document experiments, observations, and recommended improvements in lab notebooks and technical reports.
• Support process hazard assessments, safety reviews, and compliance with environmental, health, and safety regulations.
• Maintain awareness of industry developments, new technologies, and specialty chemical manufacturing best practices.
• Perform other duties as assigned.

Skills

Process development

Scale-up

Analytical techniques

Laboratory safety

Education

Bachelor’s degree in Chemistry or related field

Master’s degree preferred

Tools

GC

NMR

FTIR

MS

Job description

Morrisville, Pennsylvania

Full time

JR_0000963

Job Description

Gelest, Inc., part of the Mitsubishi Chemical Group, is hiring a Development Chemist to join our team in Morrisville, PA. This role offers the opportunity to contribute to our mission of delivering innovative specialty chemical solutions to customers worldwide.

The Development Chemist will play a key role in designing, developing, and optimizing chemical processes for specialty chemical products. This hands‑on role involves synthetic organic chemistry, process development from lab to pilot scale, and data acquisition and analysis to ensure safe, reliable, and cost‑effective manufacturing. The Development Chemist will collaborate closely with Product Development, Engineering, Production, and Quality teams to translate laboratory discoveries into scalable processes that meet business and regulatory requirements.

PRINCIPAL ACCOUNTABILITIES

• Design and perform laboratory experiments involving synthetic organic reactions, route evaluation, optimization, and troubleshooting.
• Generate and analyze process data to identify improvement opportunities.
• Scale laboratory processes to pilot and full production, ensuring robust transfer of technology and clear documentation.
• Utilize analytical techniques (GC, NMR, FTIR, MS) to characterize materials, monitor reactions, and assess process performance.
• Document experiments, observations, and recommended improvements in lab notebooks and technical reports.
• Support process hazard assessments, safety reviews, and compliance with environmental, health, and safety regulations.
• Maintain awareness of industry developments, new technologies, and specialty chemical manufacturing best practices.
• Perform other duties as assigned.

KNOWLEDGE/ EXPERIENCE/SKILLS

To perform the job successfully, an individual should demonstrate the following competencies:

• Bachelor’s degree in Chemistry, Chemical Engineering, or a related field. Master’s degree preferred.
• 1-3+ years of experience in specialty chemical synthesis, chemical process development, or scale-up preferred.
• Hands‑on experience with laboratory techniques and equipment preferred.
• Background in synthetic organic chemistry, including multi‑step synthesis and reaction mechanism understanding is preferred.
• Experience with process development, including reaction kinetics, heat, and mass transfer, mixing, and scale‑up considerations is preferred.
• Hands‑on experience with analytical instrumentation (GC, NMR, FTIR, MS) is preferred.
• Excellent written and verbal communication, including technical reporting.
• Commitment to maintaining a safe and compliant work environment.
• Must be able to wear required PPE (safety shoes, glasses, gloves, hard hat; respirators as needed).
• Must be able to climb ladders and stairs to collect samples and observe processes.
• Must be able to lift up to 50 pounds and operate a forklift.
• Must be able to work 2nd shift: Four (4) 10‑hour shifts, Monday–Thursday, 12:30 PM – 11:00 PM

Supplemental Company Information

Gelest, located in Morrisville, PA—conveniently accessible from Interstate 95, Route 1, and the PA/NJ Turnpikes—offers a rewarding career with competitive pay and a comprehensive benefits package, including:

• Generous paid time off
• Medical, Dental, Vision, and optional supplemental plans for employees and their families
• 401(k) with a competitive company match
• Company‑paid Life Insurance, AD&D, Short-Term Disability, and Long-Term Disability
• Eligibility for an annual performance bonus
• Company-provided uniforms, work boots, and PPE

The salary range for this position is $27.00 (entry level) - $35.00 per hour. Factors such as scope and responsibilities of the position, candidate's work experience, education/training, job‑related skills, internal peer equity, as well as market and business considerations may influence base pay offered. This salary will be subject to a geographic adjustment (according to a specific city and state), if an authorization is granted to work outside of the location listed in this posting.

Thank you for your interest in working on our team!