Northrop Grumman · Huntsville
Software Engineering
Northrop Grumman is hiring a Systems Modeling and Simulation Engineer 2 or 3 - Space AHT in Huntsville, Alabama. Posted 4 September 2026. Apply directly on Northrop Grumman's own careers site — no account needed.
What does the role look like?
The selected M&S engineers would be responsible for developing, maturing, and debugging the highest fidelity model of the GWS Fire Control tactical software.
A volume of this work can look like code translation (not direct code translation because of differences between languages), team members will need to be comfortable / familiar with software design / data structures.
Challenging parts of this role are focused on:
It’s a big bonus if a candidate has Cython experience (Cython is just a Python library that allows us to generate C/C++ code from Python)
Position Overview:
The selected Modeling and Simulation Engineer Level 2 or 3 will support the Ground Weapons System (GWS) program as an individual contributor on the System Performance and Analysis - SPIDER team. This role is responsible for providing technical contributions and guidance to modeling and simulation products that directly support the design and development of the GWS capability on behalf of the Missile Defense Agency (MDA).
The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative/teams comprised of all experience levels.
Basic Qualifications
(Level 2) Bachelors degree in a STEM discipline from an accredited university and 2 years of relevant professional experience or a Masters degree in a STEM discipline with 1 years of experience
(Level 3) Bachelors degree in a STEM discipline from an accredited university and 5 years of relevant professional experience or a Masters degree in a STEM discipline with 3 years of experience
Demonstrated software development experience in languages or tools such as C, C++, MATLAB, JAVA, ADA, Python, or GIT
Experience or a strong comprehension of Object Oriented Programming and design (such as SOLID design principles)
Experience or a strong comprehension of modeling and simulation concepts, including validating, verifying, and benchmarking models against tactical systems
Exceptional attention to detail and communication skills with the ability to effectively collaborate within/across teams
Ability to work effectively using team processes, workflows, and coding standards.
Current, active, in-scope U.S. Department of Defense Secret security clearance at the time of application which is required to start
Willingness and ability to travel up to 10% of the time in support of program or customer needs
Preferred Qualifications
Experience with Cython and/or developing C++ code to mature models and simulations
Experience using MATLAB and Python for modeling and simulation applications
Experience assessing and optimizing runtime performance of algorithms, models, or simulations
Experience with ADA
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