Modeling & Simulation Engineer II​/III

Modeling & Simulation Engineer II/III Description Who We Are

We are Textron Systems, best known for innovative defense technologies and services. We are a part of Textron Inc, one of the world’s leading multi‑industry companies, recognized for its powerful brands such as Bell, Cessna, Beechcraft, E‑Z‑GO, Arctic Cat and many more. Our company leverages its global network of aircraft, defense, industrial and finance businesses to provide customers with innovative products and services.

But our business is all about people – the customers who rely on us and the exceptional team that brings our mission to life.

We've been in the industry for more than 50 years and embraced the unique capabilities that come with being a mid‑sized player. We bring the agility of a small business to meet our customers' most urgent requirements and empower our team members to push past possible. We can scale quickly to solve the big problems, working across functions, sites, and business lines to make it happen.

We’re comprised of 7 domains specializing in Air, Sea, Land, Weapons Systems, Electronic Systems, Propulsion, and Testing and Training Simulations.

Start your career in a big way by joining Textron Systems. We are here to provide necessary and life‑changing services and products to our customers. We are right where the real work happens. By joining our team, you will gain exciting and versatile experiences from day one to fuel your growth. Talent development is a big part of who we are.

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Textron Systems Weapon Systems is seeking a full-time Modeling & Simulation Engineer with experience in structural and dynamic simulation, preferably using LS‑DYNA, to support advanced weapon system development programs in Wilmington, MA. The candidate should possess strong analytical and communication skills and be comfortable working within a multidisciplinary engineering team. This position requires that the candidate be a U.S. citizen with, or capable of receiving, a Secret level security clearance.

• Developing and executing high‑fidelity structural, dynamic, and impact simulations using finite element analysis (FEA) tools, with LS‑DYNA preferred.
• Building, validating, and maintaining physics‑based models to predict weapon system performance across a range of operational and environmental conditions.
• Conducting trade studies and parametric analyses to support design decisions and system optimization.
• Correlating simulation results with physical test data to validate and improve model fidelity.
• Generating simulation‑based predictions in support of system qualification, certification, and proposal activities.
• Preparing detailed technical reports, model documentation, and analysis presentations for internal teams and customers.
• Collaborating with mechanical, systems, and test engineers throughout all phases of product development.
• For Level III:
  Leading M&S efforts on complex programs and providing technical guidance to junior engineers.

The candidate should have demonstrated experience in computational mechanics and structural simulation applied to defense or aerospace hardware. Specific qualifications include:

• BS or MS in Mechanical Engineering, Aerospace Engineering, or a related technical discipline with at least 2 years (Level II) or 5 years (Level III) of relevant experience.
• Proficiency with at least one FEA software package; LS‑DYNA experience strongly preferred. ANSYS or ABAQUS also considered.
• Strong understanding of structural mechanics, material behavior, and failure modes under dynamic and impact loading.
• Experience with explicit dynamic or terminal ballistics simulations is a plus.
• Familiarity with DoD acquisition processes and MIL‑SPEC/MIL‑STD standards is a plus.
• Possesses or has the ability to obtain a Secret level security clearance.

At Textron Systems, our talented people make us successful. We promote an inclusive environment where we value individuality, differences and unique perspectives.

Our company is committed to offering employees opportunities to grow and…