Senior Executive Assistant - Remote Billing & Ops (Mexico)

InsideOut; Estado de México; Remote; MXN 838,000 - 1,397,000; Full time

Job summary

InsideOut is seeking a highly organized Senior Executive Assistant to support a fast-growing US-based home services company from Mexico. You will own administrative workflows, manage billing follow-ups, and ensure smooth daily operations with professional communication to American clients.

Focus areas include invoicing collection, aging AR tracking, gathering documents (W-9s, 1099s), coordinating website updates, and providing essential phone coverage.

Qualifications

• Fluent English required for client communications.
• Experience handling invoicing and collections is a plus.
• Experience coordinating administrative workflows is helpful.

Responsibilities

• Follow up on past-due invoices and collections.
• Track aging accounts receivable (10/30-day cycles).
• Request, collect, and organize missing client documents (W-9s, 1099s).
• Coordinate website updates with the developer and ensure changes are done accurately.
• Provide daily administrative support and seamless phone coverage for clients.

Skills

Fluent English

Assertive communicator

Tech-savvy

CRM systems

Social media savvy

Job description

InsideOut is seeking a highly organized Senior Executive Assistant to support a fast-growing US-based home services company from Mexico. You will own administrative workflows, manage billing follow-ups, and ensure smooth daily operations with professional communication to American clients.

Focus areas include invoicing collection, aging AR tracking, gathering documents (W-9s, 1099s), coordinating website updates, and providing essential phone coverage.