Master Scheduler (Onsite)

RTX•Fairfield, CA

8d•Onsite

About The Position

The Master Scheduler is responsible for developing, managing, and maintaining the Master Production Schedule (MPS) for a site, value stream, or key program within an Aerospace and Defense (A&D) environment. This role ensures the alignment of customer demand, internal capacity, material availability, and inventory targets across long- and short-term planning horizons. Operating at the intersection of planning, execution, and program management, the Master Scheduler plays a critical role in achieving on-time delivery, revenue goals, and customer satisfaction—while maintaining compliance with strict regulatory and contractual standards. Success in This Role Looks Like: Accurate, stable, and achievable production schedules that support both delivery and revenue targets Seamless collaboration between Demand Planning, Operations, Engineering, and Program Teams Strong control over exceptions, with proactive resolution of constraints and customer risks Compliance with all regulatory and quality requirements

Requirements

Typically requires a University Degree and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
Experience in production scheduling, supply planning, or operations in an Aerospace & Defense or complex manufacturing environment
Strong understanding of MRP, MPS, and SIOP principles
Proficiency with ERP systems (e.g. SAP, Oracle, IFS) and advanced planning tools

Nice To Haves

Bachelor's degree in Supply Chain, Operations, Business, Engineering, or related field
Excellent analytical, communication, and organizational skills
APICS/ASCM certification (CPIM, CSCP)
Experience with program-based manufacturing and contract deliverables
Strong working knowledge of configuration management and engineering change control
Proficiency in tools like Power BI, Tableau, Excel (pivot tables, data modeling)

Responsibilities

Create and maintain an 18-month rolling Master Production Schedule based on demand forecasts, firm orders, and internal requirements
Translate customer demand into executable production plans, balancing constraints such as capacity, labor, and materials
Establish and manage the MPS supply load across all value streams and programs
Own the supply plan and ensure alignment with the demand plan and financial targets
Support the Sales, Inventory, and Operations Planning (SIOP/S&OP) process by providing accurate, timely, and feasible schedules
Perform long-term capacity-to-build (CTB) analysis and scenario planning for pull-ins, customer commits, and late changes
Partner with Demand Planners to reconcile commit/request gaps and recommend changes to output plans
Define and manage product fulfillment strategies, inventory targets, and stocking policies for finished goods. Conduct target stock analysis and drive finished goods availability in line with program and business objectives. Support both revenue and non-revenue requirements (e.g., spares, rework, test inventory).
Monitor and respond to schedule exceptions such as material shortages, engineering changes, ECOs, and quality holds
Own short lead time simulations, supply recovery planning, and updates to the schedule based on real-time constraints
Coordinate with Engineering and Configuration Management to integrate ECOs, ECPs, and NPI builds into the master schedule
Track and report key KPIs including Schedule Adherence, Schedule Attainment, On-Time Delivery (OTD), and inventory accuracy
Support leadership reporting on output plans (quantity/dollars) and deviations from the business plan, production plan, and shipment targets
Partner with Supply Chain and Procurement to ensure material availability aligns with the schedule
Act as a key liaison between Operations, Program Management, Engineering, Finance, and Contracts teams
Provide accurate Estimated Completion Dates (ECDs) and maintain communication with stakeholders regarding schedule changes or risks
Participate in customer reviews, program meetings, and Integrated Product Teams (IPTs)
Ensure all scheduling activities are compliant with ITAR, FAR/DFARS, AS9100, and internal quality procedures
Maintain audit-ready schedule history and documentation to support DCMA, government, and customer audits

Benefits

Medical, dental, and vision insurance
Three weeks of vacation for newly hired employees
Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
Tuition reimbursement program
Student Loan Repayment Program
Life insurance and disability coverage
Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
Birth, adoption, parental leave benefits
Ovia Health, fertility, and family planning
Adoption Assistance
Autism Benefit
Employee Assistance Plan, including up to 10 free counseling sessions
Healthy You Incentives, wellness rewards program
Doctor on Demand, virtual doctor visits
Bright Horizons, child and elder care services
Teladoc Medical Experts, second opinion program
And more!