Senior Administrative Assistant

Addison Group; Oak Brook (IL); Hybrid; USD 41,000 - 47,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k)

Job summary

Addison Group in Oak Brook, IL is seeking a polished Senior Administrative Assistant to support members of the executive leadership team. You will manage calendars, coordinate travel, handle expenses, and oversee meeting logistics in a fast-paced healthcare-adjacent environment.

The ideal candidate has 4+ years of high-level admin experience, strong MS Office and Outlook skills, and a discreet, proactive approach.

Qualifications

• 4+ years of high‑level admin or executive support.
• Experience supporting VP/SVP/C‑Suite preferred.
• Proficiency with Microsoft Office, Outlook and PowerPoint.
• Experience with Concur is highly preferred.
• Excellent organizational and time‑management skills.
• Ability to manage multiple priorities and shifting deadlines.
• Strong communication and professional presence.
• Discretion and ability to handle confidential information.
• Reliable, proactive, solutions‑oriented approach.
• Exposure to senior leadership is a plus.

Responsibilities

• Manage and coordinate complex executive calendars with priorities.
• Arrange domestic and international travel and itineraries.
• Process and reconcile executive expense reports (Concur).
• Coordinate schedules and priorities with other Assistants.
• Plan executive meetings, leadership gatherings, and reviews.
• Arrange meeting logistics: rooms, catering, materials, tech.
• Serve as a professional point of contact for stakeholders.
• Maintain confidentiality and exercise sound judgment.
• Support ad hoc projects for the executive team.
• Monitor communications and provide timely follow‑ups.

Skills

Calendar management

Executive support

Multi-tasking

Communication

Discretion

MS Office

Outlook

PowerPoint

Team collaboration

Education

Bachelor's degree preferred

Tools

Concur

Job description

Job Title:

Senior Administrative Assistant

Location (city, state):

Oak Brook, IL

Pay:

$30–$34/hour

Work Schedule:

Monday–Friday, standard business hours; onsite in Oak Brook Monday–Thursday with Fridays remote

Benefits:

This position is eligible for medical, dental, vision, and 401(k).

About The Company:

Our client is a growing healthcare organization with a collaborative and fast-paced corporate environment. This is a great opportunity to join a professional administrative team and gain exposure to senior leadership within a highly visible role.

Job Description:

Our client is seeking a polished and highly organized Senior Administrative Assistant to provide administrative support to members of the executive leadership team. This person will work closely with a team of Executive Assistants and help manage busy executive calendars, extensive travel arrangements, expenses, and meeting logistics.

The ideal candidate is someone who remains calm under pressure, can quickly adapt when priorities shift, and takes pride in being dependable and proactive. This role is best suited for someone who enjoys staying busy, asking thoughtful questions, and finding solutions in a fast-moving environment.

Key Responsibilities:

• Manage and coordinate complex executive calendars, including scheduling, rescheduling, and prioritizing competing requests.
• Arrange domestic and international business travel, including flights, hotels, transportation, and detailed itineraries.
• Process and reconcile executive expense reports and related financial documentation using Concur.
• Partner with other Executive Assistants to coordinate schedules, travel, meetings, and administrative priorities.
• Assist with planning executive meetings, leadership gatherings, and quarterly business reviews.
• Coordinate meeting logistics such as conference rooms, catering, printed materials, technology, and attendee information.
• Serve as a professional and responsive point of contact for internal and external stakeholders.
• Handle sensitive and confidential information with sound judgment and discretion.
• Monitor executive communications and assist with follow-up as needed.
• Provide additional administrative and project support to the executive support team as priorities arise.

Qualifications:

• 4+ years of experience providing high-level administrative or executive support.
• Experience supporting VP, SVP, C-Suite, or other senior-level executives strongly preferred.
• Previous experience in healthcare is not required.
• Bachelor's degree preferred but not required.
• Strong proficiency with Microsoft Office, particularly Outlook and PowerPoint.
• Experience with Concur is highly preferred.
• Excellent organizational and time-management skills.
• Ability to manage multiple priorities and shifting deadlines without becoming overwhelmed.
• Strong communication skills and professional presence.
• Demonstrated ability to maintain confidentiality and exercise discretion.
• Reliable, positive, and solutions-oriented approach to work.
• Highly visible opportunity with exposure to senior leadership.
• Collaborative and supportive administrative team.
• Modern, professional office environment.
• Opportunity to build relationships across the organization.
• Great short-term opportunity to gain experience supporting senior executives in a fast-paced corporate setting.