Associate Director, Expression Sciences

Associate Director, Expression Sciences

At Johnson & Johnson,we believe health is everything. Our strength in healthcare innovation empowers us to build aworld where complex diseases are prevented, treated, and cured,where treatments are smarter and less invasive, and solutions are personal.

Through our expertise in Innovative Medicine and Med Tech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity.

Learn more at  As guided by Our Credo, Johnson & Johnson is responsible to our employees who work with us throughout the world. We provide an inclusive work environment where each person is considered as an individual. At Johnson & Johnson, we respect the diversity and dignity of our employees and recognize their merit.

Job Function:
Discovery & Pre-Clinical/Clinical Development Job Sub Function:
Biological Research Job Category:
People Leader All Job Posting Locations:
Spring House, Pennsylvania, United States of America

Our expertise in Innovative Medicine is informed and inspired by patients, whose insights fuel our science-based advancements. Visionaries like you work on teams that save lives by developing the medicines of tomorrow. Join us in developing treatments, finding cures, and pioneering the path from lab to life while championing patients every step of the way. Learn more at

We are searching for the best talent for Associate Director, Expression Sciences in Spring House, PA.

The Associate Director, will integrate target biology insights with state of the art recombinant expression screening and analytics to streamline and accelerate protein production for assay development, high-throughput screening (HTS), pharmacological profiling, biophysics and structural biology (X-ray crystallography, Cryo-EM, HDX-MS and NMR) to advance discovery portfolio. As a key member of the Structural and Protein Sciences group, this position will play a critical role in partnering with the Protein Chemistry, Biophysics and Structural Biology teams to contribute towards protein design & engineering, streamlining recombinant protein expression and production of novel protein targets and applying innovative tools to express the most complex targets including membrane proteins to accelerate target-to-lead timelines.

We are seeking a scientifically thorough and collaborative leader who can work across discovery teams to drive impact across a diverse portfolio of. Success will require the ability to operate effectively within a highly matrixed, fast-paced environment, while contributing both strategically and hands-on to program advancement. You will be responsible to:

• Lead, mentor, and manage a team of scientists and associate scientists responsible for high-throughput expression screening across bacterial, insect, and mammalian expression systems, including performance management and career development conversations.
• Define and execute the strategic vision for the HT expression screening platform, aligning capacity, automation investment, and technology roadmap with departmental and portfolio priorities.
• Design and implement high-throughput construct and expression screening strategies to rapidly identify optimal expression conditions for challenging soluble and membrane protein targets.
• Drive automation of expression screening workflows using liquid-handling robotics and laboratory information management systems to increase throughput, reproducibility, and data quality.
• Partner with Therapeutic Area discovery teams, Protein Chemistry, and Structural Biology leads to translate program needs into feasible expression screening plans, timelines, and risk-mitigation strategies.
• Evaluate, pilot, and implement new technologies and platforms (e.g., novel expression hosts, cell‑free systems, AI/ML-guided protein screening) to continuously improve screening throughput and success rates.
• Oversee data analysis, interpretation, and reporting of expression screening results, ensuring timely, data-driven recommendations are communicated to project teams and management.
• Manage vendor and CRO relationships for externalized expression screening activities, including technology transfer, scope definition, and quality oversight.
• Ensure compliance with Environmental Health & Safety (EHS), Electronic Lab Notebook (ELN), and other regulatory/documentation standards.
• Represent the expression screening platform in cross-functional forums and contribute to departmental goals, budget planning, and resource allocation.
• Integrate Johnson & Johnson's Credo and Leadership Imperatives into team goals, decision-making, and day-to-day interactions.

Education:

Ph.D. in Biochemistry, Molecular Biology, Structural Biology, Chemical Engineering, or a related field, with a minimum of 10+ years of relevant industry experience (or M.S./B.S. with commensurately greater years of…