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Complex Chief Engineer
AC Hotel Garden City
Garden City, NY
This is a great opportunity to be a part of both The Residence Inn Garden City and the Pre-Opening AC Hotel Garden City Roosevelt Field as a Complex Chief Engineer!
Added 1 min ago
Stormwater Manager
City of Greer
Greer, SC
During project construction, ensures contractor conformance with the contract, plans, and specifications. Ensures the quality of materials and workmanship and provides acceptance and…
Added 5 mins ago
Software Engineer II
INSPYR Solutions
Menlo Park, CA
Title: Machine Learning Research Engineer – LLMs & Generative AI
Added 7 mins ago
Manufacturing Engineer II
Bradley Company, LLC
Menomonee Falls, WI
Follow established Project Management and Lean best practices to complete assigned deliverables on schedule.
Added 9 mins ago
Graduate Civil Engineer, Public Infrastructure/Land Development
Halff
San Antonio, TX
Graduate Civil Engineer II, Public Infrastructure/Land Development, San Antonio
Added 12 mins ago
Administrative Specialist
Kentucky Personnel Cabinet
Elizabethtown, KY
By joining our Department of Highways - District 4 - Project Delivery and Preservation Branch I as an
Added 12 mins ago
Administrative Specialist
Kentucky Personnel Cabinet
Elizabethtown, KY
By joining our Department of Highways - District 4 - Project Delivery and Preservation Branch I as an
Added 16 mins ago
Weld Engineer
Aecon
Huntersville, NC
The Project Field Welding Engineer supports the implementation of the welding program at various Aecon Project sites.
Added 31 mins ago
Assistant Project Manager II
Quanta Infrastructure Solutions Group, LLC
Tampa, FL
…use in-house talent, expertise and resources to plan, design, engineer, manage, conduct maintenance on and construct…
Added 35 mins ago
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Senior Chemical Engineer
Pennoni
Boston, MA
- $100,000 to $140,000 USD / year
Pennoni is hiring a Chemical Engineer to join our team in Boston, Massachusetts. This is an excellent opportunity for an engineer who enjoys solving complex environmental and regulatory…
Added 35 mins ago
Field Engineer II
Gilbane Building Company
Raleigh, NC
…extensive career growth opportunity? Gilbane is seeking a Field Engineer II to be responsible for learning all roles and responsibilities of the Project Engineer and Superintendent…
Added 47 mins ago
Mechanical Engineer- NPD
Clopay
Mason, OH
We currently have an opening for a Mechanical Engineer- New Product Development in our Mason, Ohio location.
Added 1 hour ago
Mechanical Design Engineer
X-Energy, LLC
Houston, TX
X-energy is seeking professionals to join our Mechanical Engineering team in the role of Mechanical Design Engineer to support the development of the Xe-100. This role is responsible for…
Added 1 hour ago
Mechanical Design Engineer
X-Energy, LLC
Houston, TX
X-energy is seeking professionals to join our Mechanical Engineering team in the role of Mechanical Design Engineer to support the development of the Xe-100. This role is responsible for…
Added 1 hour ago
Software Engineer II - Academy
WESTERN GOVERNORS UNIVERSITY
SALT LAKE CITY, UT
Added 1 hour ago
ServiceNow Senior Scrum Master
Leidos
Salt Lake City, UT
Removes impediments for the team and coordinates with the Release Train Engineer or Project Manager in implementing solutions.
Added 1 hour ago
Engineering\Operations Project Manager
PacifiCorp
SALT LAKE CITY, UT
EngineeringOperations Project Manager location: SALT LAKE CITY,UT,US,84116 Company: PacifiCorp ## POWER YOUR GREATNESS PacifiCorp is seeking customer-centric candidates to grow and sustain…
Added 1 hour ago
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Distribution Engineer
Actalent
Chicago, IL
- $31.25 to $40.86 USD / hour
Job Title: Distribution Engineer (Hybrid)Job DescriptionAs a Distribution Engineer, you will support various electrical distribution projects ranging from small, quick turnaround jobs to…
Added 1 hour ago
Senior Automation Engineer (Sr. Engineer II)
Generate Biomedicines
Somerville, MA
Generate:Biomedicines is seeking an experienced and highly motivated Senior Automation Engineer to join our team at the interface of lab instrumentation, integrated workcells, custom…
Added 2 hours ago
Sr. SOC Physical Verification Engineer (Silicon Engineering)
SpaceX
Palo Alto, CA
We are seeking a motivated, proactive, and intellectually curious engineer who will work alongside world-class cross-disciplinary teams (systems, firmware, architecture, design, validation,…
Added 2 hours ago
Software Engineering Manager II, YouTube
Google
Mountain View, CA
Like Google's own ambitions, the work of a Software Engineer goes beyond just Search. Software Engineering Managers have not only the technical expertise to take on and provide technical…
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Sr. Full Chip Physical Verification Engineer (Silicon Engineering)
SpaceX
Palo Alto, CA · Irvine, CA
We are seeking a motivated, proactive, and intellectually curious engineer who will work alongside world-class cross-disciplinary teams (systems, firmware, architecture, design, validation,…
Added 2 hours ago
Field Engineer - Preparatory Works
Bechtel Corporation
San Jose, CA
Bechtel is seeking a Field Engineer to support construction management oversight of preparatory works for the BSVII project. Working within the client organization as part of an integrated…
Added 2 hours ago
Quality Assurance/Quality Control Manager
Leidos
San Diego, CA
…Quality Management System (QMS) across a multi-disciplinary project that integrates specialized sensor payloads into unmanned systems. This individual will bridge the gap between rapid…
Added 2 hours ago
Engineer II
General Atomics
San Diego, CA
GA’s Advanced Aircraft Engineering group has an exciting position available for a Materials and Process Engineer to support a team in the development and production implementation of…

Repligen Corp

Scientist II

Marlborough, MA, United States

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Job details

Posting language: English
Posted: Nov 3, 2026

Original job description

This Scientist II will support the development and commercialization of next-generation ultrafiltration and microfiltration membrane technologies for bioprocessing applications. The position will contribute to projects from concept development through commercialization, including membrane design, process development, scale-up, verification and validation, technology transfer, and lifecycle support, with a focus on delivering high-quality solutions that meet customer and business needs.

The successful candidate will be a hands-on scientist or engineer with strong expertise in membrane science and process development. This individual will work closely with cross-functional teams including Manufacturing, Quality, Regulatory, Supply Chain, Marketing, and Commercial, bringing a collaborative and accountable approach to developing innovative products and manufacturing processes. The ideal candidate will take ownership of technical challenges, contribute ideas and perspectives, and work effectively across teams to drive results while maintaining a strong commitment to quality, integrity, and compliance.This role is expected to model our Leadership Behaviors - Integrity & Compliance, Customer Focus, Collaboration, Courage, Team Empowerment, and Accountability & Results - in all aspects of work.

Responsibilities

Develop ultrafiltration and microfiltration membranes and membrane manufacturing processes from concept through commercialization, with a focus on product performance, manufacturability, and customer needs.
Execute new product development activities including process development, design verification, validation, scale-up, and technology transfer, taking ownership of deliverables and project outcomes.
Evaluate membrane formulations, process improvements, and emerging technologies to enhance product performance and manufacturability, bringing forward new ideas and approaches to technical challenges.
Design, execute, and analyze laboratory and pilot-scale experiments to address technical challenges, make informed decisions, and support project objectives.
Support validation activities using quality and manufacturing tools including DFMEA, PFMEA, IQ/OQ/PQ, control plans, and process verification methodologies, maintaining a strong commitment to quality, integrity, and compliance.
Prepare clear and accurate technical documentation, including development reports, characterization studies, validation reports, technology transfer packages, and SOPs.
Maintain a highly hands-on approach, spending significant time in the laboratory and pilot-scale environment developing processes, operating equipment, and troubleshooting complex technical issues with a strong sense of ownership and accountability.
Collaborate effectively with cross-functional teams, sharing knowledge and perspectives and working toward common goals to advance development projects and commercialization efforts.

Qualifications

Ph.D. in Chemical Engineering, Polymer Science, Materials Science, Chemistry, or related discipline with 2+ years of relevant industrial experience, or M.S. with 5+ years, or B.S. with 8+ years of relevant experience.
Experience in polymeric membrane development, membrane formation processes, and membrane separation technologies.
Experience supporting new product development projects, including process scale-up and technology transfer to manufacturing.
Familiarity with Stage-Gate product development processes, design verification and validation, and process validation activities.
Working knowledge of quality and manufacturing tools such as DFMEA, PFMEA, IQ/OQ/PQ, process characterization, and statistical analysis.
Strong experimental and troubleshooting skills with the ability to independently design and execute technical studies, make sound technical decisions, and take ownership of results.
Highly hands-on scientist/engineer who enjoys working in laboratory and pilot-scale environments.
Strong problem-solving, communication, organizational, and teamwork skills, with the ability to collaborate effectively, share ideas, and contribute to team success.
Demonstrated ability to manage multiple projects, prioritize effectively, and deliver results in a fast-paced environment while maintaining high standards of quality and accountability.

What Repligen Offers 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. The estimated base salary range for this role, based in the United States of America is $113,000-$163,000. Compensation decisions are dependent on several factors including, but not limited to an individual's ,qualifications, location, internal equity, and alignment with market data. Additionally, employees are eligible to participate in one of our variable cash programs (bonus or commission) and eligible roles may receive equity as part of the compensation package. We offer a wide range of benefits such as paid time off, health/dental/vision, retirement benefits and flexible spending accounts. All compensation and benefits information will be confirmed in writing at the time of offer.

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