The Department of Human Resources (DHR) is seeking a Senior ServiceNow Platform Developer (1043), specializing in HRSD Workflows and Employee Journey Management to contribute to technical software development of applications that streamline Citywide HR case management, employee experiences, and end-to-end HR processes. This role will do technical configuration, customization, and implementation of new features and enhancements to HR services, workflows, integrations, and reporting/analytics in the DHR ServiceNow HRSD instance. The role partners with senior technical leaders and architects to understand and implement requirements in ServiceNow HRSD. The Senior ServiceNow Platform Developer (1043) will:  Configure, enhance, and maintain applications within the ServiceNow HR Service Delivery (HRSD) product, including HR Case management, Configurable Workspaces, Knowledge, Employee Document Management, Employee Center Pro, and Employee Journeys  Lead development projects on HR Case, Knowledge, Employee Document Management  Design and build HR Services, HR Templates, COEs, Record Producers, Catalog Items, and HR Case Workflows using Flow Designer and/or Workflow Editor  Design and build UI actions, related lists, Workspace components, and form/panel configurations in HR Agent Workspace  Implement HR Criteria, Role Assignment Rules, and user/group/role logic (including criteria-based role assignment) for secure and accurate access control  Design, develop, and maintain Business Rules, Script Includes, Client Scripts, UI Policies, UI Actions, ACLs, and other platform automation aligned with HRSD processes  Co-lead unit testing, UAT support, incident resolution, and ongoing platform optimization for HRSD and system-wide  Create and maintain data imports, transform maps, data migration scripts, and ETL logic for HR data models and COE-specific tables  Troubleshoot complex issues related to case routing, HR services, configurable workspaces, platform analytics, scope-to-scope security, and role-based access controls.  Co-lead regular ServiceNow platform upgrades, including but not limited to plug-ins, patches, and family upgrades.  Collaborate with HR business stakeholders to translate requirements into user stories, system design, and technical specifications.  Ensure compliance, data privacy, and security related to employee records and personnel data across HRSD modules and system-wide  Collaborate with the Product Delivery Team in planning and delivering product rollout communications and trainings to support successful adoption.