Sr. Administrative Assistant

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world 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.

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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:
Business Support
Job Sub Function:
Administration & Secretarial
Job Category:
Business Enablement/Support
All Job Posting Locations:
Horsham, Pennsylvania, United States of America
Job Description:

We are searching for the best talent for an Sr. Administrative Assistant. This hybrid role will be in Horsham, PA.

About Innovative Medicine

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

The Senior Administrative Assistant will provide high-level administrative support to the Sr. Director of Autoantibody, Head of Real-World Value & Evidence, Head, Field Medical of Autoantibody and their teams. This role requires a highly organized, self-motivated individual capable of thriving in a fast-paced, complex environment.

Activities will include extensive calendar management, scheduling and prioritizing internal/external meetings, internal/external event planning/execution, travel arrangements, expense reports, document management, collaboration across the franchise and occasional back-up support for other Medical Affairs administrative staff. Critical capabilities include advanced organizational skills, flexibility, approachability, and proactivity. May perform other duties as assigned.

Key Responsibilities:

• Provide direct administrative support to the Sr. Director of Autoantibody, Head of Real-World Value & Evidence, Head, Field Medical of Autoantibody, including calendar management, travel and expense coordination and related activities, as well as programs and initiatives led by the Sr. Director.
• Lead planning and execution of large department meetings/events, leadership team activities, and external events.
• Coordinate recruiting activities for both internal and external candidates; including travel coordination, in person and remote meetings and expense processing.
• Support the onboarding and offboarding transition process for team members.
• Coordinate and support team onsite/offsite meetings and volunteer events
• Maintain department materials, such as organization charts, distribution lists, and conference rooms. Manage related repositories, including SharePoint.
• Utilize HR systems, productivity tools, and portal technology (e.g., Workday, SharePoint, ZOOM, MS Teams, Global View, AskGS, IRIS). Familiarity with eMarketplace is preferred but not required. Job description Senior Administrative Assistant, Medical Affairs
• Collaborate and participate with franchise teams, meetings and other administrative staff to ensure smooth operations across the organization.

Qualifications:

Required:

• A minimum of a High School diploma
• A minimum of 4 years of administrative or similar experience, preferably within the pharmaceutical industry.
  • Expert proficiency in Microsoft Outlook, PowerPoint, Excel, and Word.
• Strong proficiency with productivity tools and portal technologies such as Workday, Global View, MS Teams, One Note, and SharePoint.
• Excellent verbal and written communication skills, paired with exceptional interpersonal abilities.
• Meticulous attention to detail, coupled with strong organizational skills.
• A sense of urgency and a high degree of professionalism are required.
• Proven experience interacting with senior-level management while maintaining confidentiality.
• Ability to prioritize effectively and ensure accurate follow-up on all issues and correspondence.
• Self-starter with a strong sense of ownership and proactive involvement.
• Demonstrated ability to manage complexity, work independently, and adapt in a fast-paced environment.

Preferred:

• Associate's degree or Bachelor's degree
• Experience with Microsoft One Note, IRIS, and Ariba

This job posting is anticipated to close on 8/17/2026.

This position is overtime eligible.

Johnson & Johnson is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age,…