Our client, a U.S. defense and government systems integration company, is standing up the next phase of a major multi-year program and needs a hands-on master scheduler to own a complex, resource-loaded Integrated Master Schedule (IMS) in Microsoft Project. This is a temp-to-hire engagement, onsite in the Gilbert, AZ area, supporting a program team that needs schedule discipline now. What You'll Do Own the IMS end to end: baseline schedules, in-work maintenance, critical-path and what-if analysis Build and maintain resource-loaded schedules, including as contract deliverables (CDRLs) Track program progress, flag delays early, and drive corrective action to protect schedule and budget Apply strong scheduling logic to produce realistic, deliverable-ready master schedules Partner closely with Operations and engineering leads to keep communication proactive Monitor and maintain the accuracy of master schedule input data What You Bring 3+ years of hands-on experience developing, managing, and integrating large, resource-loaded schedules into an Integrated Master Schedule (IMS) / Integrated Master Plan (IMP) Advanced proficiency in Microsoft Project and the Microsoft Office suite Experience preparing and presenting schedule status/health briefings to management Government or defense program experience (e.g., DoD acquisition or similar) is a plus, not required Able to work full-time, onsite in the Gilbert, AZ area Nice to Have Schedule Risk Assessments (SRAs), Earned Value Management (EVM), DCMA 14-Point Assessment familiarity Deltek Costpoint experience PMP or PMI-SP (Scheduling Professional) certification The PMO Squad is managing this search on behalf of our client.