Polymer Process Scientist – Textile Recycling R&D

MacroCycle; Cambridge (MA); On-site; USD 140,000 - 210,000; Full time

Benefits offered by this job

3 weeks PTO (increasing to 4)

Medical, dental, vision insurance

Commuter stipend & BlueBikes

Equity

Retirement savings platform

Team lunches & snacks

Networking events near MIT/Harvard

Job summary

MacroCycle is a Boston-area startup focused on transforming textile waste into high-quality polyester fibers using SolvoGenesis technology. As a senior scientific hire, you will help define experimental processes and scale work from bench to real-world applications with customers.

You will develop new chemistries to purify polyester wastes, run lab-scale reactions, and analyze products with diverse analytical tools, while collaborating with founders and presenting findings at conferences.

Qualifications

• PhD in a relevant field with strong background in polymer science.
• Extensive hands-on experience with polymer purification or separation techniques.

Responsibilities

• Develop new chemistries to purify and upgrade blended polyester wastes.
• Design and run lab-scale chemical reactions.
• Analyze intermediates and products using analytical techniques.
• Critically evaluate results, troubleshoot challenges, and plan experiments.
• Review literature to inform synthesis approaches.
• Collaborate on grants, patents, and white papers.
• Engage with fashion/textile customers to share results and build trust.
• Represent MacroCycle at conferences.
• Report findings to CTO and team.

Skills

Polymer chemistry

Analytical techniques

Lab scale to production

Communication

Collaboration

Customer interaction

Education

PhD in Polymer Chemistry, Materials Science, or Chemical Engineering

Tools

NMR

GPC

GC

LC-MS

FTIR

ICP

DSC

MALDI-TOF

ChemDraw

MestreNova

Job description

MacroCycle is a Boston-area startup focused on transforming textile waste into high-quality polyester fibers using SolvoGenesis technology. As a senior scientific hire, you will help define experimental processes and scale work from bench to real-world applications with customers.

You will develop new chemistries to purify polyester wastes, run lab-scale reactions, and analyze products with diverse analytical tools, while collaborating with founders and presenting findings at conferences.