Senior Admin & Office Leader - Exec Support & Site Ops

Evolving Solution Services; Rochester (MN); On-site; USD 80,000 - 105,000; Full time

Benefits offered by this job

Medical, dental, vision

HSA/FSA options

401k with employer match

Paid time off

Relocation assistance

Job summary

Nucleus RadioPharma in Rochester, MN, seeks a Senior Administrative Assistant and Office Manager to partner with site leadership, ensuring professional, efficient operations and exceptional guest experiences.

This role blends executive support, office management, onboarding, site events, and hospitality in a regulated GxP manufacturing and lab environment. The ideal candidate is organized, discreet, proactive, and capable of handling multiple priorities with diplomacy.

Qualifications

• Bachelor's degree in Business Administration, Communications, or related field; equivalent experience.
• 7+ years of progressively responsible executive administrative, office management, or operations support experience.
• Experience supporting senior executives in a fast-paced, high-growth organization.
• Experience planning and executing executive meetings, visits, and events, including managing concurrent events.
• Advanced proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint) and collaboration tools including Teams, Zoom, and SharePoint with the ability to learn new or updated systems.
• Exceptional written and verbal communication skills.
• Strong organizational, project management, and follow-through skills.
• Demonstrated experience managing confidential and highly sensitive information.
• Proactive, independent worker who can prioritize and problem-solve in a startup environment.
• Flexible and resourceful, thriving under pressure.

Responsibilities

• Serve as a trusted partner to site leadership, providing high-level administrative and operational support.
• Proactively manage calendars, meeting coordination, travel arrangements, expenses, procurement, and invoice processing.
• Prepare materials for meetings, site communications, and executive events with timely follow-up on actions.
• Handle confidential information with professionalism and discretion.
• Act as a liaison between site leadership, employees, vendors, and external stakeholders.
• Anticipate needs and independently resolve issues to support business objectives.
• Lead coordination of site tours, visits, and hosted events from planning to execution.
• Develop centralized processes for event requests and scheduling; serve as the single source of truth for site activities.
• Coordinate agendas, scheduling, hospitality, logistics, and materials for visitors.
• Assess priorities and advise leadership on resource allocation for events.
• Collaborate with Executive Assistant and leadership for exceptional candidate/customer experiences.
• Coordinate onboarding and offboarding with HR; manage badges, workspace setup, and training coordination.
• Support employee engagement initiatives and workplace culture programs.
• Coordinate merchandise programs and employee communications.

Skills

Executive support

Calendar management

Communication

Organization

Discretion

Problem-solving

Startup experience

Education

Bachelor's degree in Business Administration, Communications, or related field

Equivalent experience considered

Tools

Microsoft Office Suite

Teams

Zoom

SharePoint

Job description

Nucleus RadioPharma in Rochester, MN, seeks a Senior Administrative Assistant and Office Manager to partner with site leadership, ensuring professional, efficient operations and exceptional guest experiences.

This role blends executive support, office management, onboarding, site events, and hospitality in a regulated GxP manufacturing and lab environment. The ideal candidate is organized, discreet, proactive, and capable of handling multiple priorities with diplomacy.