Repligen Corporation

Sustainability Engineer

Job Locations US-MA-Waltham | US-CA-Rancho Dominguez
Supply Chain & Logistics


About Repligen Corporation

Repligen Corporation (NASDAQ:RGEN) is a life sciences company focused on the development and commercialization of high-value consumable products used in the process of manufacturing biological drugs. Our bioprocessing products are sold to major life sciences and biopharmaceutical companies worldwide. Our mission is to inspire advances in bioprocessing as a trusted partner in the production of biologic drugs that improve human health worldwide. Focused on cost and process efficiencies, we deliver innovative technologies and solutions that help set new standards in bioprocessing.


Repligen is headquartered in Boston, Massachusetts (USA) with 15 manufacturing sites across the US and Europe with major sites located in Massachusetts, California, Sweden, and Germany. Products are marketed globally through a direct commercial organization in the United States, Europe, and Asia as well as through strategic partners and distributors in select markets. Repligen continues to grow. In 2020 we went from 7 to 15 manufacturing sites globally and total revenue was reported at $366.3 million, which represents a 36% year-over-year gain. Today we are approximately 1,200 employees worldwide.


Job Title:  Sustainability Engineer

Reports To:  Senior Manager, Sustainable Waste Solutions

Group/Division:  Repligen Corporate

Position Location:  Waltham, MA or Rancho Dominguez, CA


If you are looking for a new and exciting challenge, this is your opportunity to join Repligen and be part of a small but growing team that bridges Global Operations with our corporate sustainability strategy. The Sustainability Engineer role is tasked with supporting business process development efforts focused on company-wide recycling opportunities and initiatives that drive reductions to our global carbon footprint and help us transition to a decarbonized, circular economy model.


Our team is globally-focused and looks at the full spectrum of waste streams from chemicals and wastewater, through plastics and hazardous materials, to e-waste, packaging materials and beyond. We work with Repligen’s internal cohort of sustainability site ambassadors, established waste service providers and emerging technology companies while complying with all pertinent international regulations and directives. This position is based in Waltham, MA or Rancho Dominguez, CA and reports to the Senior Manager of Sustainable Waste Solutions.

What You’ll Do

  • Help assess the existing environmental impacts of our 15 global production facilities and collaborate with cross-functional teams to identify carbon footprint reduction opportunities
  • Support preparation of business cases for key sustainability initiatives and capital expenditures
  • Support the development, engineering, implementation, and monitoring of capital projects to help meet corporate and site-specific sustainability goals, including landfill-free efforts
  • Track and report on progress against evolving sustainability targets using SASB and GRI reporting frameworks to support business strategies
  • Partner with Engineering, Facilities, R&D, Manufacturing, Quality, Supply Chain, Commercial and other functional groups to incorporate sustainable practices across global sites


What You’ll Bring

  • Bachelor’s degree in environmental science, engineering, or related technical field
  • 3-5 years of work experience in a related technical, compliance or environmental role
  • Project experience with sustainability, material/mass balance and Life Cycle Assessments
  • Knowledge of established international waste-related compliance regulations and directives
  • Ability to analyze data, recognize business impacts, communicate trends, and execute an engineering change management plan
  • Proficiency with Microsoft Office products, with advanced skills in MS Excel
  • Ability to succinctly communicate complex analysis and ideas, both written and verbally, to leadership and a broad global audience
  • Intellectual curiosity and persistence in asking “Why” questions to gain deeper understanding beneath the surface level


Some travel is required pending internationally accepted safety guidelines and restrictions, ~20%

Repligen is an Equal Opportunity Employer.




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