Master Planner

Master Planner (Contract) – On‑site | Greenville, SC We’re seeking a Master Planner to provide planning and scheduling support for multiple mission requirements across multiple locations. Overview This role supports Program Management by developing and maintaining components of the Integrated Master Schedule (IMS), supporting proposal schedule development, and helping assess schedule impacts to delivery and cost. Key Responsibilities Develop, maintain, and analyze components of the Program Integrated Master Schedule (IMS), including proposal schedules. Support Statement of Work (SOW) and Basis of Estimate (BOE) development/review. Apply Critical Path Methodology (CPM) to schedule network development and analysis. Advise Program Management when contractual schedule impacts are expected and when critical events occur, including factors that may impact delivery or cost. Ensure communication and cross‑coordination with IPTs and cross‑functional teams (engineering, procurement, contracts, business management, production). Prepare status reports, metrics, and presentations as required. Support schedule control processes, internal/external audits, and project management integration. Required Qualifications Hands‑on program planning and scheduling experience; self‑starter. Critical Path Methodology (CPM) experience. Deltek Open Plan (primary) scheduling tool experience. Microsoft Project (secondary) experience. Milestones Professional experience. Knowledge of Earned Value Management (EVM) processes and techniques. Experience creating and maintaining Integrated Master Schedules (IMS), including proposal development schedules. “Cradle‑to‑grave” schedule creation experience (from SOW to completion). Experience providing risk and opportunity analysis input.Strong communication and interpersonal skills; ability to work in a team environment. Preferred Qualifications Experience working independently across technical teams to develop a basic understanding of the technical product. Experience with Capture, R&D, and/or Production scheduling requirements and dependencies between functions. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. #LI-SM1 Job Ref: 706-IT York | Req: 21216-1 Ref: #706-IT York #J-18808-Ljbffr