Working closely with Project Management, Engineering, Procurement, Construction, Operations, Finance, and EPC contractors, the Senior Planner / Scheduler develops and maintains Primavera P6 (Oracle Primavera Cloud) schedules, integrates contractor schedules into the portfolio master schedule, performs critical path and schedule risk analysis, and translates schedule performance into actionable insights for project and executive leadership. Reporting to the VP of Performance Management, in Archaea's Finance function, this role owns the integrated portfolio master schedule and project-level Critical Path Method (CPM) schedules, providing schedule assurance, forecasting, and executive reporting that enable predictable project delivery, capital deployment, cashflow, and accrual forecasting.