Sr. Principal Systems Design Engineer

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt 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.We are seeking capable, talented, and motivated team-contributors at our Northrop Grumman Rolling Meadows site. Our products range from advanced sensing technologies to state-of-the-art targeting and tracking systems that are deployed in Electro-Optical Infrared (EOIR) and Radio Frequency Electronic Warfare (RFEW) systems. These systems are designed, developed, built, integrated, and tested by the capable folks at our company to protect the lives of US and Allied warfighters in present and future conflicts. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today. If you are interested in being considered for inclusion on this team, we invite you to apply.Northrop Grumman Mission Systems (NGMS) is seeking a Sr. Principal Systems Design Engineer to join our team.Systems Design Engineers coordinate across disciplines to ensure the system requirements and design are properly and thoroughly defined and captured. Tasking can include working with subject matter experts to decompose requirements, supporting trade studies of technical challenges, and guiding system design decision-making. System Design Engineers use Model Based Systems Engineering (MBSE) methods and tools, generate and update specifications and Verification Cross Reference Matrices (VCRM) in DOORS.This position will be full-time, on-site at our Rolling Meadows, IL location.This position may be contingent upon Funding/Contract award, special access program and acquiring and maintaining the necessary US Government security clearance per customers' requirements prior to start.Basic Qualifications for Sr. Principal Systems Design Engineer:BS degree in Mechanical, Electrical Engineering, Physics or a STEM field with 8 years of related experience; OR MS degree in STEM field with 6 years of related experience; OR PhD in STEM field with 4 years of related experienceDemonstrated proficiency in analytical thinking and problem-solving skillsExperience decomposing requirements for DoD-based platforms or systemsExperience in creating and delivering technical presentationsWorking knowledge of DOORS and/or Model Based Systems Engineering (MBSE) methods and tools such as Cameo or similar tools (i.e. descriptive modeling, SysML, etc.)Candidate must be a US CitizenClearance: Ability to obtain and maintain a minimum of a Secret Clearance with additional customer specified clearance as necessaryPreferred Qualifications:Working knowledge from one or more of the following specialty areas: EOIR systems, sensors, optics, RFEW systems, antenna design, direction finding, geolocation, threat analysisExperience working as part of an Agile team and maintaining awareness of cost and schedule constraintsDemonstrated proficiency managing interfaces for complex systems (e.g. authoring or updating Interface Control Documents (ICDs), Interface Design Documents (IDDs)) Hands‑on experience with MATLAB/PythonProficiency with RF‑CAD suites such as ANSYS HFSS, CST Microwave Studio, or Keysight ADSAdvanced knowledge of digital signal processing (DSP) techniques, Software Defined Radio (SDR) platforms, and FPGA‑based RF prototypingDemonstrated expertise in SysML modeling and MBSE tools (e.g., IBM Rational DOORS, Enterprise Architect, Cameo). Ability to develop and maintain system models, traceability matrices, and verification cross‑reference artifactsHands‑on experience applying AI/ML to RF classification, spectrum analysis, or adaptive beamformingExperience supporting DoD programs during EMD and/or LRIP phasesExperience working collaboratively on complex projects that encompass both hardware, software, and firmwareActive Secret or Top Secret security clearancePrimary Level Salary Range: $135,800.00 - $203,600.00The 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's experience, education, skills and current market conditions.Depending 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.The 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.Northrop 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 U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.SummaryLocation: United States-Illinois-Rolling MeadowsType: Full time