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Northrop Grumman Defense Systems is seeking a Sr. Principal Post Flight Analysis Systems Engineer (T04) for Post Flight Analysis within Modeling, Simulation, and Analysis (MS&A). This position is located in Roy, UT and supports the Sentinel program.
What You'll Get To Do:
- As a Post Flight Analysis Systems Engineer, you will be responsible for developing and maintaining analysis tools and conducting post-flight analysis. Candidate should be knowledgeable in one or more of the following areas: reentry vehicle performance analysis, orbital mechanics, flight dynamics, aerodynamics, statistical mathematics, flight control, and guidance and navigation. A successful candidate would be familiar with one or more of the following scripting/programming languages: MATLAB, Fortran, and C++.
- Requirements analysis for development of analytical tools
- Modify existing post-flight analysis tools written in MATLAB and C++
- Develop modernized tools based on legacy Fortran tools
- Flight test data analysis to include Best Estimate of Trajectory generation, GPS signal processing and refinement, and RV accuracy analysis
- System performance assessment, requirements analysis, verification and validation, design, development, and integration
- Create technical reports and present analysis results
- Interface with internal and external customers
Basic Qualifications:
- Bachelor of Science degree in a STEM (Science, Technology, Engineering, or Mathematics) discipline and 8 years of related experience; 6 years of experience with a Master of Science degree; 4 years experience with a PhD
- Must be a US Citizen with an active U.S. Government DoD Secret security clearance at time of application with an investigation completed within the last 6 years
- Must have the ability to obtain a U.S. Government DoD Top Secret security clearance within a reasonable period of time, as determined by the company to meet its business need
- Must have the ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business need
- Experience with one or more of the following languages: C++, Python, MATLAB
- Experience with Systems Engineering (SE) including requirements management and the verification and validation process
- Advanced use of standard Microsoft Office products to include development tools
- 2+ years of experience in modeling, simulation, and analysis
Preferred Qualifications:
- Experience with one or more of the following knowledge areas: ICBM flight dynamics, targeting, orbital mechanics, reentry dynamics, Object Oriented Programing (OOP)
- Experience with version control management software similar to Git
- Experience with software documentation development, testing (unit or functional), or Verification & Validation (V&V)
- Demonstrated understanding of functional requirement development, requirements analysis, functional analysis, trades, and architecture definition
- Demonstrated expertise soliciting input from internal and external stakeholders, synthesizing data, and communicating complex results to technical and non-technical stakeholders at various levels
- Experience with reentry vehicles and telemetry
- 1+ years of experience conducting post-flight ICBM accuracy analysis
As a full-time employee of Northrop Grumman, you are eligible for our robust benefits package including:
- Medical, Dental & Vision coverage
- 401k
- Educational Assistance
- Life Insurance
- Employee Assistance Programs & Work/Life Solutions
- Paid Time Off
- Health & Wellness Resources
- Employee Discounts
This position’s standard work schedule is 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.
Relocation assistance may be available for the selected candidate.
#SentinelSystems
Primary Level Salary Range: $122,800.00 - $184,200.00The 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.Skills Required
- Bachelor of Science degree in a STEM discipline and 8 years of related experience, or a relevant master's degree with 6 years of experience, or a PhD with 4 years of experience
- U.S. citizenship
- Active U.S. Government DoD Secret security clearance at application, with an investigation completed within the last 6 years
- Ability to obtain a U.S. Government DoD Top Secret security clearance
- Ability to obtain and maintain Special Access Program approval
- Experience with C++, Python, or MATLAB
- Experience with systems engineering, requirements management, and verification and validation
- Advanced use of Microsoft Office products and development tools
- At least 2 years of experience in modeling, simulation, and analysis
- Knowledge of ICBM flight dynamics, targeting, orbital mechanics, reentry dynamics, or object-oriented programming
- Experience with Git or similar version control software
- Experience with software documentation, unit or functional testing, or verification and validation
- Experience with functional requirements development, requirements analysis, functional analysis, trade studies, and architecture definition
- Experience communicating complex technical results to technical and non-technical stakeholders
- Experience with reentry vehicles and telemetry
- At least 1 year of experience conducting post-flight ICBM accuracy analysis
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Healthcare Strength — Health coverage offers multiple medical plan options by region alongside dental, vision, mental‑health resources, and wellness programs. Recent materials also highlight added family‑building support, including a dedicated fertility benefit.
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Retirement Support — The 401(k) savings plan is positioned as competitive with a company match, auto‑escalation features, and access to an employee stock fund/ESPP. Official filings and benefits guides emphasize retirement as a core element of the Total Rewards package.
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Leave & Time Off Breadth — Many sites offer a 9/80 schedule, generous PTO, paid holidays, and flexible/telework options where program needs allow. Paid parental and caregiver leave are prominently featured, with recent enhancements for the delivering parent.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.









