Office Administrator Jobs 2026 – Apply for Moore Infinity Vacancy in Sandton

Are you searching for Office Administrator Jobs 2026 in South Africa? Moore Infinity is hiring a professional and organised Office Administrator to provide administrative support to EXCO and the CEO in Sandton, Gauteng.

This Office Administrator vacancy is ideal for candidates with strong organisational skills, excellent communication abilities, and experience in office administration, reception, executive support, and coordination.

The successful candidate will assist with diary management, meetings, travel arrangements, office operations, client support, events, documentation, and general administration.

Closing Date: 10 July 2026

Office Administrator Vacancy Details

About the Office Administrator Job

The Office Administrator will provide reliable and confidential administrative support to senior management while ensuring smooth daily office operations.

The role requires someone who is professional, proactive, detail-focused, and able to manage multiple responsibilities in a busy environment.

Requirements for Office Administrator Jobs 2026

Applicants must meet the following requirements:

• Grade 12 / Matric qualification
• Administration experience required
• Experience supporting senior management is advantageous
• Office coordination or reception experience
• Strong Microsoft Office skills (Outlook, Word, Excel, PowerPoint)
• Good communication skills
• Excellent organisational skills
• Ability to multitask and prioritise
• Strong attention to detail
• Professional attitude and appearance

Additional qualifications such as:

• Administration Diploma
• Executive Secretarial qualification
• Office Management qualification

will be advantageous.

Duties and Responsibilities

The successful candidate will perform the following duties:

Administrative Support

• Provide professional support to EXCO and CEO
• Manage calendars, meetings and appointments
• Arrange travel and accommodation
• Prepare documents, reports and correspondence
• Maintain filing systems and records
• Handle confidential information

Office Coordination

• Manage office supplies and stationery
• Coordinate couriers, deliveries and service providers
• Assist with reception duties
• Welcome visitors and clients professionally
• Maintain office standards

Meeting and Event Coordination

• Arrange meetings and boardroom bookings
• Coordinate training sessions and office events
• Manage invitations, attendance lists and schedules
• Arrange catering, venues and equipment
• Support event planning and follow-up activities

Compliance and Administration

• Maintain office records
• Assist with health and safety documentation
• Support compliance administration
• Assist with expense claims and reconciliations

Skills Needed for Office Administrator Vacancy

The ideal candidate should have:

• Excellent communication skills
• Strong planning ability
• Time management skills
• Confidentiality and professionalism
• Problem-solving skills
• Ability to work under pressure
• Customer service skills

Why Apply for Moore Infinity Jobs?

This opportunity allows candidates to:

• Gain professional office experience
• Work with senior leadership teams
• Develop administration and coordination skills
• Build a career in a professional environment

How to Apply for Office Administrator Jobs 2026

Interested applicants should apply through the official recruitment process before the closing date.

Applicants should ensure their CV includes:

• Work experience
• Qualifications
• Contact information
• Administration skills
• Previous office support experience