Job Description

General Summary:

The Senior Administrative Assistant provides high-level administrative and operational support to leaders within Commercial Manufacturing & Technical Operations (CMTO). The role enables efficient execution of CMTO priorities by managing complex logistics, supporting cross-functional coordination, and ensuring seamless day-to-day operations. This position plays a critical role in enabling leadership effectiveness, driving organizational alignment, and supporting key business priorities across CMTO.

Key Duties and Responsibilities:

• Manages complex calendars for CMTO leaders, including prioritization of meetings aligned to business criticality across manufacturing, supply chain, and technical operations
• Coordinates internal and external meetings, including governance forums, offsites, and cross-functional sessions; manages logistics, materials, and real-time support
• Supports CMTO governance and reporting by aggregating inputs, tracking deliverables, and preparing leadership-ready materials
• Prepares and edits presentations and communications for senior leaders, ensuring alignment to CMTO priorities and executive standards
• Manages travel arrangements, expense reporting, and coordination of team events and leadership offsites
• Partners across CMTO and support functions (HR, Finance, Procurement) to ensure seamless execution of administrative and operational processes
• Processes purchase orders, invoices, and vendor agreements in accordance with Vertex policies
• Supports onboarding of new team members and ensures consistent, high-quality onboarding experience within CMTO
• Maintains strong relationships with site operations, facilities, and vendors to ensure efficient office operations
• Handles sensitive and confidential information with discretion, particularly related to strategic CMTO initiatives

Knowledge and Skills:

• Proficiency in Microsoft Office (Outlook, Word, PowerPoint, Excel)
• Strong organizational and time management skills with ability to manage competing priorities
• Experience supporting complex, cross-functional teams in a fast-paced environment
• High attention to detail and commitment to quality
• Strong communication skills and executive presence
• Ability to operate with discretion and maintain confidentiality
• Familiarity with systems such as Concur, SharePoint, and procurement tools is preferred

Education and Experience:

• Typically requires 2+ years of administrative experience or the equivalent combination of education and experience, preferably supporting senior leaders or complex teams.
• Typically requires high school or secondary school education.

Pay Range:

Disclosure Statement:

Flex Designation:

Flex Eligibility Status:

In this Hybrid-Eligible role, you can choose to be designated as: 
1.    Hybrid: work remotely up to two days per week; or select
2.    On-Site: work five days per week on-site with ad hoc flexibility.

Note: The Flex status for this position is subject to Vertex’s Policy on Flex @ Vertex Program and may be changed at any time. 

#LI-Hybrid