As Boeing enters the next era of precision engagement, our teams are pioneering solutions that strengthen global security and enable mission success for the United States and our allies. We bring together talented engineers, technologists, and program leaders who take on hard problems, build dependable systems, and deliver real impact. If you want to be part of a culture that inspires you to envision the possible, perform with excellence, and build the tools that matter, we want you on our team. We provide the resources, mentorship, and mission focus—if you have the drive to dream big and deliver, help us build the future. For decades, the Precision Engagement Systems organization has designed and produced precision-guided weapon systems that defend our nation and support more than 30 allied countries. Our work is challenging, meaningful, and rapidly evolving; we are growing and looking for experienced software project leaders who can translate technical vision into dependable program execution. The Boeing Defense, Space & Security (BDS) Software Engineering organization is seeking an Experienced Software Project Engineer in St. Charles, MO . to lead Operational Flight Program (OFP) software teams supporting Cruise Missile Systems (CMS) and Direct Attack (DA) weapons. The role balances technical leadership with program-level accountability—coordinating cross-functional teams, managing the software development lifecycle, and ensuring fielded software meets rigorous performance, safety, and schedule requirements. As a Software Project Engineer, you will l ead and coordinate technical execution for OFP software teams and related integration activities, owning Cost Account Management (CAM) for your assigned software work by overseeing budgets, monitoring earned value performance, and delivering objective forecasts. You will maintain and defend the performance measurement baseline by collecting timely cost and schedule data and computing key Earned Value Management (EVM) indicators (CPI, SPI , ETC , EAC ), identify root causes for variances, drive corrective actions and re‑planning, and keep leadership and stakeholders informed. Collaborate closely with systems engineering, test, QA, and supply chain to ensure software is delivered on schedule, within scope, and on budget, and mentor early‑career engineers to foster a culture of continuous improvement, safety, and technical rigor. We’re looking for candidates with demonstrated experience managing software programs or major workstreams in aerospace, defense, or other high‑reliability domains; strong working knowledge of the software development lifecycle, configuration management, and integration/test practices for embedded or flight software; proven ability to lead earned value management (EVM) processes and produce clear, reliable program forecasts; excellent communication skills for presenting technical and programmatic status to teams and senior leadership; and a collaborative mindset with a track record of working across engineering, manufacturing, and business teams to solve complex problems.