Algorithm & Modeling Engineer Level 3/4

Company: Northrop Grumman
Location: Rolling Meadows
Posted on: April 1, 2026

Job Description:

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SAP 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. 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 consideration to be included as a part of this team, we invite you to apply. In this role, you will be responsible for designing and testing custom algorithm solutions as well as developing and validating complex models and simulations. Successful candidates will bring a systems engineering approach to understanding physics phenomenology and creating our in-house algorithms and performance models. You will collaborate with a highly skilled team of engineers, physicists, and experts to implement those algorithms into a system or product. The candidate should have proficiency in software languages such as MATLAB and Python and familiarity with software development in C/C++. A successful candidate will also have strong technical writing and communication skills. This position will be full-time, on-site at our Rolling Meadows, IL location. This position is contingent upon funding/contract award, special access program, and acquiring and maintaining the necessary US Government security clearance per customers' requirements prior to start. This position can be filled at the Level 3 Principal Algorithm & Modeling Engineer or Level 4 Sr. Principal Algorithm & Modeling Engineer level based on specific requirements. Basic Qualifications for Principal Algorithm & Modeling Engineer: BS degree in Mechanical, Electrical Engineering, Physics, or a STEM field with 5 years of related experience, MS degree in STEM field with 3 years of related experience, or PhD in STEM field with 1 years of related experience Experience developing custom algorithms and/or performance models Experience in creating and delivering technical presentations Experience working collaboratively on complex projects that encompass both hardware, software, and firmware Proficiency in MATLAB, Python, and/or C/C++ Ability to obtain and maintain a minimum of a Secret security clearance with additional customer specified clearance prior to start Basic Qualifications for Sr. Principal Algorithm & Modeling Engineer: BS degree in Mechanical, Electrical Engineering, Physics, or a STEM field with 8 years of related experience, MS degree in STEM field with 6 years of related experience, or PhD in STEM field with 4 years of related experience Experience developing custom algorithms and/or performance models Experience in creating and delivering technical presentations Experience working collaboratively on complex projects that encompass both hardware, software, and firmware Proficiency in MATLAB, Python, and/or C/C++ Ability to obtain and maintain a minimum of a Secret security clearance with additional customer specified clearance prior to start Preferred Qualifications: Working knowledge of one or more of the following specialty areas of targeting and EOIR/RF systems: sensors/antennas, transmitters/receivers, optics, image processing, and tracking Proficiency in Java and AFSIM Experience developing formal documentation for complex algorithms Experience supporting requirements development and/or supporting implementation of complex algorithms as embedded software Experience working as part of an agile team executing technical work under cost and schedule constraints Active Secret or Top Secret security clearance Primary Level Salary Range: $105,400.00 - $158,000.00 Secondary Level Salary Range: $131,100.00 - $196,700.00 The 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 http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Keywords: Northrop Grumman, Elkhart , Algorithm & Modeling Engineer Level 3/4, IT / Software / Systems , Rolling Meadows, Indiana