Senior Engineer (Downstream Process Development and Manufacturing)

Cambrex

Senior Engineer (Downstream Process Development and Manufacturing)

US-MA-Waltham

Job ID: 2026-4774

Type: Regular Full-Time

# of Openings: 1

Category: Manufacturing

Cambrex - Waltham

Overview

Snapdragon Chemistry, a Cambrex Company, is a leader in chemical process development with expertise in continuous flow and process intensification technologies. Our company is catalyzing the transformation of research, development, and manufacturing across the pharmaceutical and fine chemical industries where organic chemistry underpins product development.

We rely on our most valuable resource – our people – to maintain a leadership position in this market. As part of our dynamic team, you will have the opportunity to collaborate with world-class leaders in flow chemistry and product development while also cultivating and furthering your career. At Snapdragon Chemistry, we strive to create an environment of innovation and excellence where mutual respect and teamwork underpin our culture.

We are currently seeking exceptional candidates for Senior Engineer, downstream process development and manufacturing position at its Waltham, MA site. A successful candidate will be joining a group of innovative and entrepreneurial scientists, with broad deliverables including the development of reactor systems and purifications for batch and continuous flow processes, delivery of high quality, complex chemical matters to our clients, and transferring process technology to clients at their facility.

We are looking for candidates who have a passion for working in a fast-paced, dynamic environment. The ideal candidate will have a degree in chemical engineering with experience and a passion for developing new process technology. The candidate should enjoy building equipment and carrying out experiments in a laboratory environment and scaling them up for engineering batch and cGMP manufacturing. The candidate should be well versed in separation and purification techniques, such as chromatography, filtration, TFF and lyophilization or freezer drying. Experience with continuous chromatography is preferred but not required. Candidates must possess strong written and oral communication skills.

Responsibilities

Duties and Responsibilities

• Develop and optimize multi-dimensional purification strategies (RP-HPLC, IEX, TFF) using mechanistic modeling and first-principles knowledge
• Lead the development and optimize freeze-drying cycles by determining critical process parameters (CPPs) to achieve target residual moisture.
• Act as the Subject Matter Expert (SME) in purification, lyophilization process development, characterization, and troubleshooting.
• Perform studies to scale-up from analytical scale purification to multi-kilogram production scale purification.
• Participate in project teams to complete complex deliverables within stringent timelines and communicate results to key stakeholders.
• Work with our team and with external vendor partners design and construct complex reactor platforms and components.
• Support system qualification, process validation, and ongoing system upgrades at external manufacturing sites.
• Support clinical-stage API manufacturing at our facility and process transfer to external sites.
• Maintain up-to-date knowledge of continuous flow technology, process development principles, and best practices for regulated pharmaceutical manufacturing.
• Ability to independently design and resolve complex process development problems with little to no oversight.
• Ability to lead teams and mentor junior engineers.
• Serve as a general chemical engineering resource to the organization.

Qualifications / Skills

Required Experience and Skills:

• Demonstrated ability to take initiative, be creative and innovative, and work productively and efficiently.
• Ability to solve complex chemical engineering problems.
• Strong written and oral communication skills.
• Excellent collaboration skills, team-oriented and invested in the success of others.
• Ability and demonstrated willingness to comply with, and encourage amongst others, the ethical and cultural standards of Snapdragon Chemistry.

Preferred Experience and Skills:

• Demonstrated to work in a kilo lab environment using glass reactor equipment
• Demonstrated ability to put together and/or follow batch records in a GMP environment
• Working understanding of ICH and FDA guidelines for GMP manufacture

Qualifications

Education, Experience, and Other Qualifications

Bachelor’s or master’s degree in chemical engineering with 5-10 years of experience OR PhD in Chemical Engineering with 0-2 years of experience

Physical Demands, Work Environment, and Travel

Travel: Not Applicable

Physical Demands:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this position. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential funct