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 MedTech, 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 jnj.com.

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 a Sr. Administrative Assistant to join our team located in Horsham, PA. This position may require up to 10% travel.

Per our J&J Flex Policy, the expectation for this position is to work in the Horsham, PA office 3-4 days per week and work from home 1-2 days per week.

About Immunology 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. Our Immunology team leads in the development of transformational medicines for immunological disorders and illnesses. You can influence where medicine is going by restoring health to millions of people living with immune diseases. 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 4 (four) Sr. Directors in Immunology, Medical Affairs 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 4 (four) Sr. Directors in Immunology, Medical Affairs, 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, GlobalView, AskGS, IRIS). Familiarity with eMarketplace is preferred but not required.

• 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, GlobalView, MS Teams, OneNote, 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 10/13/2026.

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, national origin, disability, protected veteran status or other characteristics protected by federal, state or local law. We actively seek qualified candidates who are protected veterans and individuals with disabilities as defined under VEVRAA and Section 503 of the Rehabilitation Act.


Johnson & Johnson is committed to providing an interview process that is inclusive of our applicants' needs. If you are an individual with a disability and would like to request an accommodation, please contact us via or contact AskGS to be directed to your accommodation resource.

#LI-Hybrid

Required Skills:

Preferred Skills:
Accountability, Administrative Support, Business Writing, Communication, Customer Centricity, Data Capturing, Diary Management, Document Management, Event Management, Microsoft Office, Office Administration, Organizational Knowledge, Organizing, Presentation Development, Process Oriented, Professional Ethics, Travel Planning, Typing