Sr. Principal Engineer Systems

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's 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's 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 — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detailed trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. Basic Qualifications: • Must have a Bachelor of Science degree in a Science, Technology, Engineering, or Math (STEM) discipline AND 8 years of related professional/military experience OR a Master of Science degree in a STEM discipline AND 6 years of related professional/military experience, OR a STEM Ph.D. AND 4 years of related professional/military experience • Must have an active US Government Secret (or higher) clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation) • Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by business needs.  • Must have experience with Model-Based Systems Engineering (MBSE) and SysML—creating and maintaining SysML models and using MBSE to support requirements, design, and verification. • Must have experience with requirements management (tools such as DOORS, Polarion, or equivalent), including requirements decomposition and traceability. • Must have experience in risk management methods (e.g., FMEA, FTA, risk registers) and applying risk-informed design decisions. • Must have experience developing system architectures, interface control documents (ICDs), and performing system-level trade studies. • Must have familiarity with systems engineering lifecycle processes (V-model) and standards (e.g., INCOSE SE Handbook). • Must have excellent communication, leadership, and stakeholder management skills; ability to present complex technical material clearly. Preferred Qualifications: • Complete understanding and wide application of the systems engineering lifecycle, including requirements analysis, design, integration, test, and verification. General knowledge of other related performance analysis techniques/disciplines. • Displays Technical and program review board leadership. Provides technical solutions to a wide range of complex difficult problems. Solutions are imaginative, thorough, practicable, and consistent with organization objectives. • Works under only general direction. Independently determines and develops approach to solut