Project Manager - Operations

Robert Half is recruiting for an interim Project Manager for our client in the government/ public sector industry.The Project Manager/ consultant will support a large‑scale Human Capital Management (HCM) implementation across multiple business units. This role functions as a Project Manager / Workstream Lead responsible for day‑to‑day execution, coordination, and direct stakeholder engagement on a high‑visibility public sector project.This position is ideal for someone who can step in quickly, lead client meetings, manage multiple workstreams, and operate effectively in a fast‑moving, lightly structured environment.This role will be located 5 days / week onsite in Downey, CA. Key Responsibilities* Lead daily coordination across multiple business units and implementation workstreams* Facilitate client meetings, working sessions, and status updates* Track milestones, risks, dependencies, and action items across concurrent timelines* Support core HCM implementation phases: training, mock conversion, and go‑live* Serve as a primary point of contact between business units, project leadership, and functional/technical teams* Maintain project tracking, dashboards, and leadership reporting* Drive issue resolution, escalate risks, and keep workstreams moving forward* Support change management and project communicationsRequirements* Strong communication and executive presence; able to **lead** client meetings* Experience coordinating multiple workstreams or projects simultaneously* Comfortable working in ambiguity with minimal direction* Hands‑on, proactive problem solver* Experience supporting ERP or HCM system implementations (preferred, not required)Skills & Experience* 3+ years supporting large‑scale system implementations* 3+ years coordinating multiple concurrent workstreams* Experience working with cross‑functional (business and technical) teams* Stakeholder communication and change management experience* Familiarity with project tracking and reporting tools