Sr Principal Engineer Propulsion

RELOCATION ASSISTANCE: No relocation assistance available\n\nCLEARANCE REQUIRED FOR START: No\n\nCLEARANCE TYPE: Secret\n\nTRAVEL: Yes, 10% of the Time\n\n## Description\n\nAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people\u0027s lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation\u0027s history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work \u2014 and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they\u0027re making history.\n\nPerform analysis, design, or test of one or more moderately complex materials (including energetics), structural components, and control systems for propulsion systems. Apply engineering principles, industry standards, company standards and customer requirements to develop propulsion systems (electric, solid/liquid fuel rocket, air-breathing, thrusters) for application in launch vehicles, missile systems, and space mission systems. Coordinate strategy for developing and leveraging multi-disciplinary design, optimization, and analysis processes to support mission requirements. Define and coordinate the conduct of testing required to evaluate design work.\n\nSpecific role responsibilities will included, but are not limited to:\n\n * Oversee all phases of propulsion system development: requirements capture, conceptual design, detailed analysis, prototyping, testing, and integration. \n\n\n\n * * Support and oversee advanced computational fluid dynamics (CFD), finite\u2011element analysis (FEA), and multidisciplinary optimization to meet thrust, efficiency, weight, and reliability targets. \n\n\n\n * * Manage hardware and software toolsets (e.g., ANSYS, MATLAB/Simulink, NX). \n\n\n\n * Partner with program managers to develop schedules, budgets, and risk mitigation plans for propulsion deliverables. \n\n\n\n * Provide technical status updates, risk assessments, and corrective action plans to senior leadership and external stakeholders. \n\n\n\n * Mentor junior engineers, junior scientists, and interns; foster a culture of continuous learning and technical excellence. \n\n\n\n * Lead technical reviews (design (concept through critical), test readiness, flight test) and ensure documentation completeness. \n\n\n\n * Identify emerging technologies (additive manufacturing, advanced ceramics, AI\u2011driven design) and evaluate their applicability to propulsion. \n\n\n\n * Lead or contribute to patent filings, technical publications, and conference presentations. \n\n\n\n * Liaise with OEM customers, government agencies, and key suppliers to translate requirements into actionable engineering solutions. \n\n\n\n * Evaluate supplier proposals, conduct technical audits, and manage technical data exchange.\n\n\n\n\nBasic Qualifications:\n\n * 8 years of related work experience with a BS in Mechanical or Aerospace Engineering or 6 years with a MS in Mechanical or Aerospace Engineering \n\n\n\n * Must be able to obtain a Department of Defense Secret security clearance; U.S. citizenship is a prerequisite. \n\n\n\n\nPreferred Qualifications:\n\n * 6+ years of tactical solid propulsion experience \n\n\n\n * Active Secret Clearance \n\n\n\n * Skills related to statics, dynamics, fluids, thermodynamics, rocket propulsion, computer skills/programming (MATLAB, FORTRAN, Solid Modeling, Excel) are all desirable. \n\n\n\n * Leadership \u0026 teamwork capabilities \n\n\n\n * Excellent interpersonal communication skills \n\n\n\n * Self-motivated, willing to learn, and interested in working in a team environment \n\n\n\n * Experience developing and delivering presentations and leading small groups \n\n\n\n * Able to work in an autonomous work environment on complex projects \n\n\n\n\nPrimary Level Salary Range: $122,800.00 - $184,200.00\n\nThe above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate\u0027s experience, education, skills and current market conditions.\n\nDepending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.\n\nThe application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.\n\nNorthrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.\n