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 and the individual will be required to work in the office 3 days a week.

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.

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The Senior Administrative Assistant will be a member of the Immunology team and provide comprehensive and direct administrative support to the Dermatology Marketing Leadership Team. The role will report directly to the Director of Marketing, Dermatology.

Responsibilities

• Maintain highly fluid calendars and proactively manage competing priorities to support critical business needs.
• Anticipate leadership needs, collaborate effectively, and pivot as business priorities change.
• Coordinate logistics for onsite and offsite meetings.
• Prepare and validate monthly expense reports.
• Make and manage travel arrangements.
• Develop and maintain organizational documentation, including organization charts, distribution lists, team lists, and vacation/holiday calendars.
• Facilitate onboarding and employee transitions, including transfers and terminations.
• Lead select procurement workflows, such as check requisitions.
• Support larger team projects, programs, and ad hoc administrative needs across Immunology marketing teams.
• Troubleshoot workplace facility and technology issues and manage office supplies.

Qualifications

• A minimum of a high school diploma is required; advanced education or training is preferred.
• At least 5 years of administrative experience is required, including experience supporting large, dynamic teams.
• Ability to prioritize, stay organized, and achieve results in a fast-paced environment with shifting and competing priorities.
• Strong interpersonal, verbal, and written communication skills with the ability to engage effectively across all levels of the organization.
• Demonstrated initiative, sound judgment, problem-solving skills, and high emotional intelligence in ambiguous or challenging situations.
• Proven ability to collaborate effectively as part of a team.
• Proficiency in Microsoft Office programs, including Word, Excel, PowerPoint, Copilot, and Outlook, is required.
• Experience managing complex calendars in Outlook is required.
• Knowledge of HR systems, productivity tools, and portal technology, such as Global Services, Workday, SharePoint, Teams, IRIS, and Concur, is preferred.
• This position will be based in Horsham, PA.

This job posting is anticipated to close on 8/6/2026.

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: