Supervisor, Senior Executive Assistant

Banner Health Corporate; Phoenix (AZ); On-site; USD 60,000 - 80,000; Full time

Job summary

Banner Health Corporate in Phoenix, Arizona seeks a Senior Administrative Assistant to support IT Information Tech Admin leadership. You will provide high-level administrative services, manage calendars, travel, contracts, and invoices, and coordinate projects requiring discretion.

The role emphasizes organizing complex schedules, handling confidential information, onboarding new staff, and preparing reports for executive leadership. Strong communication and independent judgment are essential.

Qualifications

• Bachelor’s degree in business or related field.
• 4–5 years of advanced administrative support experience preferred.
• Ability to manage multiple projects and priorities in a fast-paced environment.
• Strong oral and written communication with discretion for confidential information.
• Advanced knowledge of Microsoft Office and office software.

Responsibilities

• Frequently handles a wide range of clerical and administrative tasks for the executive.
• Interprets requests, takes action, and directs to appropriate staff when needed.
• Manages correspondence, drafts letters, and composes executive communications.
• Represents the executive at meetings and conveys viewpoints as required.
• Assists in board materials preparation and safeguards sensitive information.

Skills

Independent decision-making

Project management

Multitasking

Communication skills

Attention to detail

Education

Bachelor's degree in business or related field

Tools

Microsoft Office

Job description

Primary City/State: Phoenix, Arizona Department Name: IT Info Tech Admin-Corp Work Shift: Day Job Category: Administrative Services Banner Health was named to Fortune’s Most Innovative Companies in America 2025 list for the third consecutive year and named to Newsweek's list of Most Trustworthy Companies in America for the second year in a row. We’re proud to be recognized for our commitment to the latest health care advancements and excellent patient care.

The IT Information Tech Admin department supports IT executive leadership with administrative tasks such as calendaring, travel, employee and contractor onboarding, submitting contract requests and invoices and special projects. In this position as a Senior Administrative Assistant you will provide administrative services and assistance requiring occasional discretion and judgment. You will coordinate a unique set of processes and/or services for an assigned area such as contracting, travel or billing including entering invoices into Docuware for processing payment requests. Requires critical thinking, being very organized, attention to details, ability to handle large volumes of requests, manage spreadsheets for tracking and have the skills to partner with internal customers and external vendors.

Your pay and benefits (Total Rewards) are important components of your Journey at Banner Health. Banner Health offers a variety of benefit plans to help you and your family. We provide health and financial security options, so you can focus on being the best at what you do and enjoying your life. Within Banner Health Corporate, you will have the opportunity to apply your unique experience and expertise in support of a nationally-recognized healthcare leader. We offer stimulating and rewarding careers in a wide array of disciplines. Whether your background is in Human Resources, Finance, Information Technology, Legal, Managed Care Programs or Public Relations, you'll find many options for contributing to our award-winning patient care.

POSITION SUMMARY

This position typically supports members of the system Senior Leadership Team (SLT) or direct reports of the CEO by providing administrative services and assistance of advanced complexity, requiring significant latitude of independent judgment and discretion on a routine basis. Additionally, this position handles a variety of situations involving the administrative function of the office, which often cannot be brought to the attention of the executive.

CORE FUNCTIONS

• 1. Frequently handles a wide variety of situations and conflicts involving the clerical and administrative function of the office, which cannot be brought to the attention of the executive.
• 2. Interprets requests, takes appropriate action, evaluates level of information, and decides when the executive should be notified. In executive’s absence, directs and ensures that requests for action or information are relayed to the appropriate staff member.
• 3. Conserves executive’s time by reading, researching, and routing correspondence; drafting letters and documents; collecting and analyzing information; initiating telecommunications. Independently composes and signs correspondence for executive as needed.
• 4. On own initiative, composes correspondence or responds to individuals, which requires knowledge of executive’s views, philosophy, and some understanding of technical matters. May serve as the executive’s representative at meetings and express the executive’s viewpoints at such meetings.
• 5. May assist in preparation for board of director’s meeting, including researching and gathering information and other background materials as required. Safeguards sensitive information, ensuring privacy and security.
• 6. Maintains executive’s appointment schedule by planning and scheduling meetings, conferences, teleconferences, and travel plans. On own initiative, arranges for staff members to represent organization at meetings and conferences.
• 7. Stays informed about key business projects and deadlines to advise the executive as needed Supports projects by drafting project documentation, organizing teams, creating agendas, and capturing relevant meeting minutes and action items. Assists the executive with tracking scope, objectives, deliverables, and constraints. Prepares reports including conclusions and recommendations for solution of operational and administrative problems.
• 8. May hire, train, conduct performance reviews, and direct the workflow for the department staff. This includes completing projects by assigning work to clerical staff and following-up on results.
• 9. This position primarily focuses on the operations of the office of the Senior Leadership Team. Responsibilities extend across organizational lines, requiring extensive interaction and involvement throughout the system, as well as the community. This position interacts with SMT, board members, physicians, patients, board members, employees, as well as business and community leaders.

MINIMUM QUALIFICATIONS

• Strong working knowledge of business and/or healthcare operations as normally obtained by the completion of a bachelor’s degree in business or related field.
• Must possess at least four to five years of advanced administrative support experience at a progressively responsible level required, including management of projects.
• Proven ability to work independently and manage multiple projects and activities simultaneously in a fast-paced environment.
• Must possess independent decision-making abilities, as well as considerable judgment and initiative to determine the approach or action to take in non-routine situations.
• Must have the ability to analyze non-routine administrative details of moderate complexity and provide for an acceptable resolution.
• Must have the ability to acquire and utilize a thorough knowledge of organization policies, practices, and operations and oral communication skills to perform routine administrative details, such as arranging meetings, responding to non-routine inquiries from telephone callers or visitors, and gathering background information for sensitive or confidential reports.
• Must have excellent oral, written, and interpersonal communication skills, as well as a high level of sophistication to effectively communicate and interact with senior executives, internal and external to the organization.
• Must possess the ability to convey a professional image, as well as effectively represent the executive as appropriate in his/her relationship with external customers.
• Must have an advanced working knowledge of personal software packages, including Microsoft Office, to perform the administrative functions described above.

PREFERRED QUALIFICATIONS

• Previous clerical supervision experience preferred.
• Additional related education and/or experience preferred.

EEO Statement: EEO/Disabled/Veterans

Banner Health supports a drug-free work environment.

Privacy Policy

Banner Health is one of the largest, nonprofit health care systems in the country and the leading nonprofit provider of hospital services in all the communities we serve. Throughout our network of hospitals, primary care health centers, research centers, labs, physician practices and more, our skilled and compassionate professionals use the latest technology to make health care easier, so life can be better. The many locations, career opportunities, and benefits offered at Banner Health help to make the Banner Journey unique and fulfilling for every employee. We are proud to offer a comprehensive benefit package for all benefit-eligible positions. Please visit our Benefits Guide for more information.

EEO/Disabled/Veterans Banner Health supports a drug-free work environment.