Senior Scientist - GMP Laboratory

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Adherence to all Good Manufacturing Practices (GMP) Safety Standards, Laboratory Setting, Office, Some degree of PPE (Personal Protective Equipment) required (safety glasses, gowning, gloves, lab coat, ear plugs etc.)

Position:
Senior Scientist

Location:

Middleton, Wisconsin

Details:
Fully Onsite;
Full-Time

This is a fully onsite role based at our GMP Laboratory in Middleton, WI. We welcome applicants from all locations within the US. Please note that relocation assistance is not provided for this position, and any relocation costs will be the responsibility of the candidate. Must be legally authorized to work in the United States without sponsorship. Must be able to pass a comprehensive background check, which includes a drug screening.

At Thermo Fisher Scientific, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life - enabling our customers to make the world healthier, cleaner, and safer. We provide our teams with the resources needed to achieve individual career goals while taking science a step beyond through research, development, and delivery of life-changing therapies.

With clinical trials conducted in 100+ countries and ongoing development of novel frameworks for clinical research through our PPD clinical research portfolio, our work spans laboratory, digital and decentralized clinical trial services. Your determination to deliver quality and accuracy will improve health outcomes that people and communities depend on – now and in the future.

Our PPD® Laboratory Services team has a direct impact on improving patient health through the expertise of scientists, industry thought leaders and therapeutic experts. As the world leader in serving science, our laboratory professionals bring their commitment to accuracy and quality to deliver groundbreaking innovations.

The Senior Scientist independently performs complex laboratory testing and provides hands‑on technical coaching and mentorship within the laboratory. This role is focused on being an in‑lab proven contributor who actively executes, troubleshoots, and improves testing activities while developing in‑depth subject matter expertise in assigned methods, assays, or analytical platforms.

A Senior Scientist may operate either as a non‑routine technical contributor for method development, transfer, or validation activities or as a key technical resources for complex or priority routine testing. In all cases, the Senior Scientist remains directly involved in laboratory execution and testing oversight, owns non‑routine technical deliverables within defined scope, and mentors Scientist I and II staff to ensure high‑quality, consistent laboratory performance.

This role serves as a senior technical contributor and escalation resource within the laboratory. The Senior Scientist is responsible for the quality and technical accuracy of assigned deliverables (data, reports, methods, and protocols) but does not own overall program delivery, routine study management, or primary technical client communication. Client interaction may occur for method‑specific technical discussions but does not include ownership of broader client relationships or project coordination.

Scientific decisions that impact method lifecycle, validation strategy, or broader testing models are escalated to Staff Scientist + for approval. This role is distinct from a Study Lead and does not own routine study/program management, project coordination, or primary client‑facing responsibilities.

• Independently performs complex laboratory testing, including challenging routine testing, analytical investigation…