Senior Chemical Process Engineer Jobs in Hamden, CT

We are seeking a Process Engineer III to support the scale-up and commercialization of new specialty chemical products while driving improvements across existing manufacturing operations. This position will play a key role in transitioning products from pilot-scale development to full-scale production, ensuring safe, efficient, and repeatable manufacturing processes.

The Process Engineer will work closely with Production, Quality, Maintenance, EHS, and R&D teams to optimize process performance, improve yields, troubleshoot equipment and process issues, and support continuous improvement initiatives within a batch chemical manufacturing environment.

• Lead process scale-up activities for new product introductions from pilot production through commercial manufacturing.
• Monitor and analyze Statistical Process Control (SPC) data for critical manufacturing processes.
• Drive improvements in yield, cycle time, quality, throughput, and overall manufacturing efficiency.
• Investigate process deviations, product failures, and nonconforming material reports (NCMRs), performing root cause analysis and implementing corrective actions.
• Develop, maintain, and improve manufacturing procedures, batch records, and work instructions.
• Troubleshoot process equipment, including pumps, piping systems, valves, mixers, and environmental control systems.
• Support process validation, batch qualification, and operator training activities.
• Lead or support capital equipment and process improvement projects.
• Coordinate with Production and Maintenance teams to ensure equipment reliability and calibration compliance.
• Participate in Management of Change (MOC) activities related to equipment modifications and process improvements.
• Support plant EHS initiatives, regulatory compliance efforts, auditing activities, and waste management programs.
• Collaborate with cross-functional teams to ensure successful product launches and long-term manufacturing performance.

• Bachelor's Degree in Chemical Engineering.
• 3+ years of chemical process engineering experience within a manufacturing environment.
• Experience supporting chemical synthesis processes, preferably batch manufacturing operations.
• Hands-on experience with Statistical Process Control (SPC).
• Root cause analysis and corrective action experience.
• Strong troubleshooting and problem-solving skills.
• Familiarity with P&IDs, process controls, pumps, piping systems, control valves, mixers, and related process equipment.

• 5-8 years of Process Engineering experience.
• Experience scaling new products from pilot to commercial production.
• Capital project leadership experience.
• Experience with NCMRs, CAPA programs, and quality systems.
• EHS and regulatory compliance experience.
• Operator training and process validation experience.

• Opportunity to lead the scale-up of innovative products from development to commercial production.
• High-impact role with direct influence on manufacturing performance, quality, and operational excellence.
• Collaborative environment with strong cross-functional exposure to Operations, Quality, Maintenance, EHS, and R&D.
• Annual performance bonus opportunity.
• 401(k) with 100% company match up to 4%.
• Employee Stock Purchase Plan with a 15% discount on company stock.
• Comprehensive medical, dental, and vision coverage.
• 6 weeks paid parental leave.
• Wellness program with potential employer HSA/FSA contributions.
• Competitive PTO package starting at 25 days annually.
• Strong career growth opportunities within a global technology and manufacturing organization.

Job Type & Location

This is a Permanent position based out of West Haven, CT.

The pay range for this position is $95000.00 - $130000.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

BonusAnnual performance bonus program.Based on company, business unit, and individual performance.Paid annually around March/April.Historically paid at or above target in most years.Time Off25 PTO days to start (16 PTO days + 9 holidays).30 PTO days after 5 years.35 PTO days after 10 years.Retirement401(k) with 100% company match up to 4%.Additional discretionary employer contribution potential.Employee Stock Purchase Plan with a 15% discount on company stock.Health & WellnessMultiple Cigna medical plan options.Dental and vision coverage.Telehealth access.Wellness program with opportunity to earn a $600 employer HSA/FSA contribution.Additional Benefits6 weeks paid parental leave.Company-paid life insurance.Short-term and long-term disability coverage.Employee Assistance Program (EAP).Pet insurance.Legal services plan.Critical illness, accident, and hospital insurance options.

This is a fully onsite position in West Haven,CT.

This position is anticipated to close on Sep 8, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications withoutregard to race, sex, age, color, religion, national origin, veteran status, disability,sexual orientation, gender identity, genetic information or any characteristic protectedby law.

If you would like to request a reasonable accommodation, such as the modification oradjustment of the job application process or interviewing process due to a disability,please email actalentaccommodation@actalentservices.com for other accommodation options.

San Francisco Fair Chance Ordinance:Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in thecity and county of San Francisco, we will consider for employment qualified applicantswith arrest and conviction records.

Massachusetts Lie Detector:It is unlawful in Massachusetts to require or administer a lie detector test as acondition of employment or continued employment. An employer who violates this lawshall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):We may use Artificial Intelligence (AI) to support parts of our hiring process,including sourcing, screening, and evaluating candidates. AI helps assess applicationsand qualifications, but final decisions are made by our hiring team. By applying, youacknowledge and agree that your application may be reviewed using AI tools.