Senior Program Scheduler

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Leidos’ Defense Systems, Aerospace Systems Business Area is seeking a Sr Scheduler to join our team!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

General program information and/or position overview.

The Opportunity:
Leidos is seeking an accomplished Senior Program Scheduler to provide strategic scheduling leadership within our Space Business Area. In this dynamic role, you will serve as the lead scheduling authority for the Lunar Terrain Vehicle Services program, entrusted by program leadership to develop and manage the Integrated Master Schedule, drive effective scheduling solutions, and maintain alignment among technical execution, resources, risks, and overall program objectives. This highly visible role is ideal for a senior scheduling professional who excels in a fast-paced, highly collaborative environment and wants to apply their expertise to a program directly supporting NASA.

The Senior Lead Program Scheduler will be an integral part of the larger enterprise-wide Leidos Corporate Earned Value Management (EVM) Center of Excellence (COE).  The Leidos Corporate EVM COE is a team-leading and executing the core responsibilities of scheduling, planning, EVMS, the associated infrastructure and tools, implementations, training, and surveillance for Leidos. 

Key Responsibilities. List daily duties and/or specific job responsibilities.

• Serve as the primary scheduling leader, shaping program strategies through advanced scheduling practices.
• Partner with program managers, IPT Leads, and technical staff to influence decision-making and optimizing program performance.
• Build and maintain complex Integrated Master Schedules (IMS) compliant with EIA-748 standards and industry best practices (PASEG, NDIA).
• Lead the Schedule Risk Assessments (SRA) to quantify risk exposure and create actionable mitigation strategies.
• Present schedule insights, risks, and “what-if” scenarios to senior program and customer stakeholders, often shaping contract execution strategies.
• Implement program scheduling business rhythms & controls.
• Develop scheduling artifacts to meet contractual/project requirements.
• Significant interface with NASA customer

Basic Qualifications:

• Bachelor’s degree with 10+ years of progressive Aerospace & Defense scheduling experience (or equivalent experience in lieu of degree).
• Recognized expertise in programmatic scheduling and Earned Value Management (EVM) principles, with proven success leading schedule management on large, complex programs.
• Advanced mastery of Microsoft Project and scheduling analytics.
• U.S. citizenship with ability to obtain and maintain a Public Trust clearance
• Strong command of advanced scheduling practices, including:
  • 14-Point Analysis and schedule health assessments
  • Critical Path Method (CPM) and float management
  • Schedule execution metrics (BEI, CEI, CPLI, SV, SPI, etc.)
  • Schedule risk modeling and Monte Carlo simulations
  • Baseline change control governance

Preferred Qualifications.

• Intermediate to advanced expertise using Structured Solutions Inc. (SSI) Tools for Microsoft Project
• PMI Scheduling Professional (PMI-SP) certification
• Scheduling Professional (SP) certification
• Proficiency in MS Project macros and custom reporting

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient h