Senior Workday Integration Architect

Lambda is an AI infrastructure company providing GPU supercomputers and cloud capacity for AI training and inference.

Series ERecently funded
San Francisco, United States
About Lambda

Lambda, Inc. builds and operates AI-focused compute infrastructure, including single-tenant Superclusters, deployable 1-Click Clusters, and on-demand GPU Instances for researchers, enterprises, and hyperscalers.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will own Workday integration architecture from implementation through ongoing operations. You will build inbound and outbound integrations, migrate Rippling data, support payroll and finance flows, establish reliability controls, and maintain documentation, security, and compliance practices.

Requirements

  • 10+ years of HRIS, enterprise integration, or systems architecture experience
  • 6+ years designing and building Workday integrations
  • Experience leading a full Workday HCM implementation including payroll and benefits integrations
  • Expertise with EIB, Core Connectors, Workday Studio, Workday Web Services, RaaS, calculated fields, XSLT/XPath, and integration security
  • Experience with iPaaS or middleware platforms
  • Experience with payroll, benefits, 401(k), and tax filing integrations
  • SQL and data modeling skills
  • Experience with JSON, XML, CSV, SFTP, APIs, and webhooks
  • Experience in a SOX or audit-facing environment

Responsibilities

  • Define Workday integration architecture, standards, monitoring, and reusable components
  • Lead integration design, build, testing, cutover, and hypercare activities
  • Design and execute Rippling-to-Workday data migration and integration decommissioning
  • Build and maintain inbound and outbound Workday integrations
  • Own payroll, accounting journal, and general-ledger integrations
  • Design identity provisioning and integration security
  • Create Workday extracts and RaaS reports for analytics
  • Establish integration monitoring, alerting, retry logic, runbooks, and on-call practices
  • Design controls for SOX ITGC compliance and support audits
  • Assess Workday releases and run regression testing
  • Maintain integration documentation and mentor analysts and consultants

Benefits

  • Cash and equity compensation
  • Health, dental, and vision coverage for employees and dependents
  • Wellness and commuter stipends for select roles
  • 401k plan with 2% company match for US employees
  • Flexible paid time off