Vendor Admin Lead

San Francisco · USD 190,000-230,000 / year · 3+ years experience · Hybrid · Posted Oct 9, 2026

At a glance

Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems.

The Vendor Admin Lead will own vendor master data for the global Finance Operations team, serving as the single point of accountability for vendor onboarding, bank-detail verification, and data quality.
This role is designed to be separate from invoice processing and payments to maintain strict SOX controls and ensure secure vendor management.
The position offers the opportunity to build a vendor-master function from the ground up while leveraging process automation.

Run intake for new vendors and payees, including validation of completeness and supporting documentation.
Confirm third-party risk and restricted-party screening before activation.
Own every bank-detail setup and change, validating against bank letters or approved equivalents.
Perform independent callbacks per policy to prevent payment fraud.
Maintain vendor structure, including parent/child relationships, entity records, and payment terms.
Lead vendor consolidation efforts to eliminate duplicates and inactive records.
Own vendor-master SOX controls, including maker-checker processes and evidence retention.
Partner with Finance Systems to design and maintain ERP security roles.
Report monthly on onboarding volume, cycle time, and data quality metrics.
Manage vendor-master documentation, intake checklists, and requester guidance.

7+ years in vendor master or AP operations with 3+ years of ownership.
Hands-on experience verifying bank details and preventing payment fraud.
Experience with vendor tax documentation including W-9/W-8 validation, TIN matching, and 1099 flagging.
Working knowledge of procure-to-pay controls such as segregation of duties and SOX compliance.
Experience leading vendor data cleanup, consolidation, or ERP migration.
Strong Excel or Google Sheets skills with large datasets.
Bachelor’s degree or an equivalent combination of education, training, and experience.

Workday Financials vendor management experience.
Experience with Zip, Coupa, or similar procure-to-pay platforms.
SOX experience at a public company or one preparing to go public.
Experience supporting APAC and EMEA vendors in a high-growth, multi-entity company.
Experience designing or reviewing ERP security roles with a systems team.
Comfort using AI tools to automate validation, follow-ups, and reporting.

Location-based hybrid policy requiring staff to be in the office at least 25% of the time.
Some roles may require more time in the office.