On-Call Administrative Assistant (As-Needed)

Greenhill School; Dallas (TX); On-site; USD 20,664 - 30,307; Part time

Job summary

Greenhill School is seeking dependable, customer-service-oriented individuals to serve as Substitute Administrative Assistants on an as-needed basis. This hourly position provides administrative support by covering divisional offices when regular staff members are absent.

Responsibilities include greeting visitors, handling calls and emails, and performing general office tasks with confidentiality. This role requires strong communication, organization, and adaptability to varying office

Qualifications

• Prior administrative or customer service experience preferred.
• Strong communication and interpersonal skills.
• Proficiency with Microsoft Office and general computer applications.
• Ability to work independently, stay organized and adapt to different office environments.
• Professional demeanor and commitment to excellent customer service.

Responsibilities

• Greet and assist students, parents, faculty, staff, and visitors.
• Answer and direct phone calls and emails.
• Provide general office support, including filing, copying, and data entry.
• Assist with routine administrative tasks as assigned.
• Maintain confidentiality while handling sensitive information.
• Help ensure the office operates smoothly during staff absences.

Skills

Customer service

Communication

Organizational skills

Tools

Microsoft Office

General computer applications

Job description

Greenhill School is seeking dependable, customer-service-oriented individuals to serve as Substitute Administrative Assistants on an as-needed basis. This hourly position provides administrative support by covering divisional offices when regular staff members are absent.

Responsibilities include greeting visitors, handling calls and emails, and performing general office tasks with confidentiality. This role requires strong communication, organization, and adaptability to varying office