Support proposal and project initiation by tailoring the project management approach and delivery lifecycle based on the project context, contractual requirements, organizational environment, and applying appropriate planning and control levels to support project governance; Develop, maintain, and control project artifacts and records, including project plans, WBS, integrated schedules, time-phased budgets, performance measurement baselines (including Earned Value Management methods as applicable),risk/issue logs, reporting, change control records, and governance documentation; Partner with the Principal Investigator (PI) and project leadership to develop and execute the project communication approach, coordinating internal teams and subcontractors and supporting stakeholder engagement to achieve planned milestones and deliverables; Coordinate shared resources in matrixed environments by influencing priorities, negotiating commitments, and aligning functional and technical contributors to project plans, schedules, and performance expectations; Ensure requirements and acceptance criteria are defined and traceable, and lead readiness reviews, deliverable acceptance, and closeout/transition to operations; Monitor and control project performance using integrated schedule and cost information; analyze variances, assess trends, ensure alignment between planned work, actual progress, and approved baselines; Identify, analyze, and manage project risks, opportunities, and issues; integrate mitigation actions into plans and execution activities; Perform integrated change management by evaluating impacts to scope, schedule, cost, risk, and delivery commitments, updating plans and maintaining configuration and baseline integrity; Support compliance with applicable organizational, sponsor, contract, and regulatory requirements; Performs other duties as assigned. The Project Manager serves as a key partner to Principal Investigators (PIs) and project leadership to ensure projects are executed in alignment with technical objectives, contractual requirements, schedule commitments, and approved budgets.