Summary: This role involves data-driven operational and administrative support for clinical trial billing, finance, and coordination, with significant spreadsheet management. Highlights: 1. Opportunity to work directly with senior leadership 2. Potential for growth into clinical operations coordination 3. High data-driven and spreadsheet-intensive work Client & Role SummaryAbout the Client The company manages billing, finance, and operational coordination for clinical trials across the U.S. and Latin America. The work is highly data-driven and spreadsheet-intensive, involving contract compliance, invoicing validation, coordination with clinical sites, and operational follow-up. Core Responsibilities * Executive calendar & coordination support * Spreadsheet management across multiple clinical trial sites * Billing validation & invoice preparation (final invoicing done by leadership) * Contract compliance cross-checking * Internal follow-ups & deadline tracking * Administrative support (email, documentation, recurring processes) * Potential future growth into clinical operations coordination Must-Have Requirements * 2+ years of administrative or operational support experience * Strong Excel proficiency (pivot tables, VLOOKUP/XLOOKUP, formulas, data cleaning) * Experience validating data and catching discrepancies * Fluent English & Spanish (written and spoken) * Strong attention to detail * Comfortable working directly with senior leadership * Experience managing multiple priorities Nice-to-Have / Growth Potential * Experience in clinical research, healthcare, or regulated industries * Exposure to invoicing, contracts, or operational reporting * Interest in growing into clinical research coordination Type of position: Full-time Salary: Starting from $24,000.00 per month Benefits: * Grocery vouchers Language: * English (Mandatory) Work location: Hybrid remote in Zapopan, Jal.