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Sr. Principal Systems Engineer (AHT)

3 days ago Enon, OH

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE TYPE: Top SecretTRAVEL: 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.Northrop Grumman Defense Systems is seeking a Systems Engineer to join our team in Beavercreek, OH. The successful candidates will demonstrate a broad skill set balanced between interpersonal and technical capabilities achieving sustainable quality products. They will have a track record as an effective communicator and problem solver who is able to develop and maintain good working relationships with internal and external stakeholders.
Responsibilities:

Support NSIC modeling, simulation, and analysis (MS&A) efforts using SysML and MBSE capabilities
Construct and maintain data/information pipelines between authoritative-source-of-truth (ASOT) database, intel sources, various MS&A environments (e.g., AFSIM, Ansys STK) and Cameo/MagicDraw through API hooks and SysML templates
Architect and implement automated model generation techniques from source data and reports
Facilitate secure translation of metadata (e.g., classification levels, sources, and confidences contained within a given intel product) across databases, MS&A environments, and MBSE models
Apply versioning control and updates to existing threat models based on new data, simulation results, and reverse engineering outputs
Quantify source data/metadata and engineering inference impacts on models/outputs

Collaborate with a multi-organizational team including analysts, other engineers, and government/DoD personnel
Apply additional multidisciplinary techniques such as building AI/ML models to process and analyze large, high-dimensional, and/or noncontinuous datasets
Comply with relevant DoD/IC guidelines, e.g., ICDs 203, 206, and 208
Basic Qualifications:

Bachelor's degree with 8 years' experience OR a Master's degree with 6 years' experience.
Active TS/SCI clearance
3-5 years relevant experience
Experience with MBSE tools and techniques such as Cameo/MagicDraw and SysML
Familiarity with MS&A environments such as AFSIM
* Effective communication and collaboration skills
Primary Level Salary Range: $129,300.00 - $193,900.00The 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 http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

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Client-provided location(s): Enon, OH
Job ID: NorthropGrumman-R10221832
Employment Type: OTHER
Posted: 2026-02-07T19:46:58

Perks and Benefits

  • Health and Wellness

    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • HSA
    • HSA With Employer Contribution
    • On-Site Gym
    • Pet Insurance
    • Mental Health Benefits
    • Virtual Fitness Classes
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
    • Four-Day Work Week
  • Office Life and Perks

    • Commuter Benefits Program
    • Company Outings
    • On-Site Cafeteria
    • Holiday Events
  • Vacation and Time Off

    • Paid Vacation
    • Paid Holidays
    • Sabbatical
    • Leave of Absence
  • Financial and Retirement

    • 401(K)
    • 401(K) With Company Matching
    • Performance Bonus
    • Relocation Assistance
    • Financial Counseling
    • Profit Sharing
  • Professional Development

    • Tuition Reimbursement
    • Promote From Within
    • Mentor Program
    • Shadowing Opportunities
    • Access to Online Courses
    • Lunch and Learns
    • Internship Program
    • Leadership Training Program
    • Associate or Rotational Training Program
  • Diversity and Inclusion

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