Administrative Assistant (contractor to perm) - ADC Therapeutics - New Providence, New Jersey, United States

Sat, 07 Mar 2026 01:30:06 -0600

Transforming Cancer Therapy Together

At ADC Therapeutics, we are passionate about revolutionizing cancer treatment. When you join our team, you become part of a mission-driven group of talented individuals dedicated to making a difference in patients' lives.

Why ADC Therapeutics

ADC Therapeutics (NYSE): is a commercial, global leader and pioneer in the field of antibody-drug conjugates (ADCs) with specialized capabilities from clinical through commercialization. Our CD-19-directed ADC for relapsed/refractory non-Hodgkin lymphoma, ZYNLONTA® (loncastuxamab tesirine lpyl) has received accelerated approval in the United States and conditional approval from the European Commission. ZYNLONTA is also being evaluated in combination with other agents and in earlier lines of DLBCL therapy as well as in indolent lymphomas including follicular lymphoma and marginal zone lymphoma with the potential to reach significantly more patients through expanded use.

We are a team of approximately 200 patient-focused, purpose-driven employees with a shared mission to transform the treatment paradigm for patients. If you’re interested in making a difference in the lives of patients worldwide with a team of like-minded colleagues, operating in a flexible work environment, come join us on our journey! To learn more about ADC Therapeutics, our values, and our exceptional culture, please visit us at https://adctherapeutics.com/ and LinkedIn.

NOTE: this role is contractor to perm with a 3-6 month trial period.

Position Overview

The Administrative Assistant will provide comprehensive administrative support for various Executive Leadership team members, additional leaders and the broader organization as priorities evolve. This role requires a proactive, hands-on approach and genuine willingness to jump-in wherever needed. The ideal candidate thrives in a dynamic small company environment where flexibility, initiative, and a "team-first" mentality are essential. You'll leverage a broad range of skills with a high degree of professionalism and discretion while anticipating needs, identifying gaps, and taking ownership of solutions without waiting to be asked. Must be detail-oriented and have strong organizational skills. Requires the ability to proactively build organizational knowledge and relationships and think critically and creatively to support problem-solving and ensure strong communication flow and follow-through.

This position will report to an Executive Leadership Team member and is based out of the New Providence, NJ office with the ability to work a hybrid schedule of 2-3 days per week in the office, or as needed.

What You’ll Do

Job Responsibilities:

Provide flexible, proactive administrative support to various Executive Leadership Team (ELT) leaders and other leaders as organizational needs dictate—you'll support whoever needs help, when they need it.

Take initiative to identify and solve problems before they escalate; anticipate needs and act on them

Proactively coordinate meetings from invite to presentation preparation.

Arrange and book complex and detailed travel plans for both domestic and international travel, creating itineraries and agendas and compiling documents for travel-related meetings and industry conferences.

Create and submit expense reports via Concur for various leaders as needed.

Create and submit purchase order requests for leadership team members.

Assist with candidate interview scheduling, travel arrangements, and onsite interview coordination and candidate care.

Prioritize conflicting needs; handle matters expeditiously, proactively, and follow through on projects to successful completion, often with deadline pressures.

Serve as an organizational "utility player” pitching in on special projects, covering for colleagues, and filling gaps wherever they arise.

Partner and collaborate with other office admin team members to ensure the overall office needs are met and we maintain a positive and enjoyable office culture.

Provide office management and upkeep on assigned office day(s) which includes mail distribution, general office clean-up and preparation for meetings, catering/lunch orders and office supplies.

Embrace the small company environment where everyone contributes beyond their job description to help the team succeed.

Requirements

Who You Are

Bachelor's degree preferred

5+ years of experience in providing support to high-level executives, including C-suite members

Experience in the Pharmaceutical/Biotech industry preferred, but not required

Demonstrated "roll up your sleeves" mentality with a track record of proactively identifying needs and taking action

Comfortable working in a lean organization where adaptability and willingness to help across functions are critical

Professional, positive manner, with experience in a role requiring a high degree of confidentiality.

Significant responsibility working in a dynamic, demanding, and fast-paced environment

Self-starter who takes ownership and doesn't need to be micromanaged; you see what needs doing and do it

Exceptionally organized with keen attention to detail with the ability to shift focus and priorities, when necessary, under pressure, and within deadlines

Outstanding verbal and written communication skills; strong ability to inform and engage through written communications

Excellent interpersonal and relationship-building skills at all organizational levels

Strong project management skills and the ability to support multiple people and projects and to multi-task

Excellent problem-solving skills and resourcefulness; ability to follow-through and close loops

Strong work ethic and entrepreneurial spirit; you understand that in a small biotech, success requires everyone to contribute wherever needed

True team player who thrives on collaboration and supporting colleagues across the organization

Proficient in MS Office, TEAMs and with Advanced Outlook organizational skills

Hybrid work arrangement – partial at home and at the New Providence, NJ office

Join Our Inclusive Team

ADC Therapeutics is proud to be an Affirmative Action/EEO Employer. EOE Minorities/Females/Protected Veterans/Disabled. We are committed to building diverse teams and fostering an inclusive, professional, and respectful work environment where employees are empowered for success.