Administrative & Billing Coordinator- EST Hrs (Remote)

Role Overview

ISTA Personnel Solutions is a rapidly expanding business process outsourcing company that works as a committed extension of its U.S.-based clients rather than as a hiring agency. The organisation focuses on delivering dependable, high-quality support with accuracy, speed, and a personalised approach.

They are looking for a highly organised Administrative & Billing Coordinator to assist one of their U.S.-based clients. This position suits someone who is comfortable in an administrative setting, enjoys interacting with customers, and consistently delivers precise work.

The person in this role will support everyday office functions, manage incoming calls, process updates from field technicians, and handle billing and invoice-related tasks. The client values integrity, responsibility, initiative, and a strong work ethic, and wants someone who is meticulous and dependable.

Working Arrangement

• Hours: Monday to Friday, 9:00 AM to 6:00 PM EST, which is 3:00 PM to 12:00 AM South African time, subject to daylight savings.
• Public holidays: You will be expected to work on South African and U.S. public holidays. Compensation for South African public holidays will be handled in line with BCEA requirements.
• Location: Fully remote.

Technical and Home Office Requirements

• A permanent fibre internet connection with at least 25 Mbps upload and download speed is mandatory.
• Wired Ethernet connectivity is required.
• Candidates without a fixed fibre line cannot be considered.
• A dependable backup power solution is required to manage load shedding or outages.
• Applicants without power backup cannot be considered.

Key Duties

The role includes the following responsibilities:

• Respond to customer and client calls in a courteous and efficient manner.
• Prepare, process, and dispatch invoices accurately and within required timelines.
• Carry out general administrative and secretarial support tasks.
• Oversee billing and invoicing activities with strong attention to detail.
• Work through information submitted by field technicians.
• Enter job data correctly into the company system.
• Generate invoices and keep records organised and up to date.
• Assist with daily office administration and operational workflows.
• Maintain clear communication with customers, clients, and internal teams.
• Spot inconsistencies or mistakes and take steps to resolve them early.
• Handle all information discreetly and act professionally at all times.

Candidate Profile

To be successful in this role, candidates should bring experience from administrative, secretarial, office support, or customer service environments. The position also calls for strong spoken and written English, delivered with a clear and professional accent.

Additional expectations include excellent accuracy, prior exposure to billing or invoicing work, and strong organisational and multitasking skills. The ideal applicant should work well without close supervision, be comfortable taking initiative, and be able to learn new tools and processes quickly.

Problem-solving ability, critical thinking, honesty, accountability, and a dependable work style are essential. A strong commitment to high-quality output is also important.

Application Note

If you do not hear back within 14 working days, your application should be regarded as unsuccessful.