Senior Administrative Assistant

Senior Administrative Assistant

Location: This position is based in our Walkersville, MD office. The typical work schedule is Monday through Friday, 8:00 AM–5:00 PM EST.

What you will get:

The full-time base annual salary for this position is expected to range between $62,000 to $100,000. In addition, below you will find a comprehensive summary of the benefits package we offer:

• Performance-related bonus.

• Medical, dental and vision insurance.

• 401(k) matching plan.

• Life insurance, as well as short-term and long-term disability insurance.

• Employee assistance programs.

• Paid time off (PTO).

Compensation for this role will be determined by the candidate’s qualifications, skills, experience, and relevant knowledge.

What you will do:

The Senior Administrative Assistant provides comprehensive support to the ADS US Operations Growth Project leadership team and additional ADSLT members in the US, including the Global Head of Sales. This role is essential to maintaining efficient operations, facilitating clear communication, and supporting the successful execution of key initiatives.

Primary responsibilities include managing complex calendars, coordinating domestic and international travel, handling expense reporting, organizing meetings, and preparing reports and presentations. The role also involves supporting special projects from initiation to completion and requires strong technical proficiency, excellent research skills, and the ability to manage multiple priorities. A high level of professionalism, discretion, and sound judgment is critical, particularly when handling confidential and time-sensitive matters under pressure.

• Completes a broad variety of administrative tasks, which requires extreme confidentiality.

• Organize events, guest visits and welcome visitors to the site.

• Arranging complex, detailed travel plans, itineraries, reservations, presentation creation/review, and agendas and compiling documents for meetings.

• Assisting with pre-, during, and post-meeting action items follow-up.

• Manages the schedules of Leadership Team and other senior leaders.

• Researches, prioritizes, and follows up on incoming issues and concerns addressed to the executives, including those of a sensitive or confidential nature, determining the appropriate course of action or response.

• Works closely and effectively with the executives, keeping them well informed of upcoming commitments and responsibilities, following up appropriately.

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

• Prepares and supports communications to various stakeholders, including ones that require great confidentiality and sensitivity.

• Supports expense management and orders supplies and materials as needed.

• Files and organizes documents in electronic systems.

• Supports and asks for support from other administrative assistants.

• Perform other duties as assigned.

What we are looking for:

• Advanced proficiency in Microsoft 365 (PowerPoint, Word, Excel, Teams, and related applications).

• Strong comfort with modern communication tools, including video creation platforms and social media management tools.

• Exceptional organizational skills with the ability to prioritize multiple competing demands while maintaining attention to detail.

• Strong interpersonal and relationship-building skills across diverse stakeholder groups.

• Sound problem-solving abilities, including the capacity to analyze information, exercise judgment, and implement effective solutions.

• Excellent written and verbal communication skills.

• Demonstrated proactive mindset with strong decision-making capabilities.

• High emotional intelligence and professional maturity.

• Commitment to quality, accuracy, and continuous improvement.

• Ability to work independently while also contributing effectively as part of a team.

• Proven discretion in handling confidential information and adaptability in a fast-paced environment.

• Demonstrated ability to meet deadlines and achieve high-performance goals.

• Forward-thinking approach with the initiative to identify opportunities and propose solutions.

About Lonza

At Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion and Integrity reflect who we are and how we work together. Everyone’s ideas, big or small, have the potential to improve millions of lives, and that’s the kind of work we want you to be part of.

Innovation thrives when people from all backgrounds bring their unique perspectives to the table. At Lonza, we offer equal employment opportunities to all qualified applicants regardless of race, religion, color, national origin, sex, sexual orientation, gender identity, age, disability, veteran status, or any other characteristic protected by law. If you’re ready to help turn our customers’ breakthrough ideas into viable therapies, we look forward to welcoming you on board.

Ready to shape the future of life sciences? Apply now.