Mechanical Engineer - Thermal Analysis; Level II

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more— we can innovate, invest, inspire and integrate our capabilities to transform the future.

At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future‑ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation.

And we’re reimagining how space can connect us, ensuring security and prosperity.

Join us in shaping a new era in space and find a career that's built for you.

For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission to provide affordable and credible strategic defense. We offer unique career opportunities and challenges on a program with a rich history and exciting future. We help keep this nation and our allies secure. We are a community of engineers looking for an enthusiastic Mechanical Engineer to join the tight‑knit group.

The FBM Trident II D5 Life Extension 2 program (D5LE2) is ramping up to become one of Lockheed Martin’s premier Lines of Businesses that prioritizes partnership, integrity, and reliability.

Learn about the Trident II D5 Fleet Ballistic Missile. If so, join us as a highly‑skilled analysis team for missiles and spacecraft systems!

• Knowledge of thermodynamics, heat transfer, aero heating, material properties, computer programming.
• Knowledge of heat dissipation/cooling design.
• Understanding of physics‑based modeling, simulation, and/or analysis.
• Ability to obtain a Top Secret clearance; US citizenship is required.

• Performing thermal analyses on missile system‑level and subsystem‑level hardware for the FBM D5LE2 program.
• Ownership of computational, physics‑based modeling, simulations, and results.
• Correlate model results to missile system and subsystem requirements and support risk mitigation.
• Work and interact with multiple engineering fields across multiple sites.
• Present key findings and results to internal and external customers & stakeholder.
• Provide recommendations to support peer and customer reviews.
• Leverage thermal analysis expertise to support key program milestone reviews.
• Provide documentation and recommendations to data packages to support key discussions, present analysis data to engineering teams, customer technical representatives, and Program Office personnel at technical interchange meetings and program milestone design reviews.

• Bachelor’s degree (5+ years of experience) or Master’s degree (3+ years of experience) in Physics, Aerospace Engineering, Mechanical Engineering, or a related discipline.
• Demonstrated experience in the following topics: thermodynamic analysis, heat transfer analysis, aeroheating analysis, material properties & characterization, and computer programming (Matlab, Python, Fortran).
• Experience analyzing thermal systems and subsystems under operating environments and providing recommendations for heat dissipation and/or cooling.
• Strong mathematical, analytic, and data processing skills.
• Experience with any of the following software packages: NX Thermal (Preferred), Thermal Desktop, SINDA, TSS, Abaqus.
• Knowledge or experience with testing & instrumentation including test procedure development, instrumentation definition, test direction, and post‑test model correlation.
• Excellent communication skills, both written and verbal, including MS Office proficiency.
• Experience with modern collaboration tools, such as Jira and Confluence.
• Active Top Secret clearance.

By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

Onsite Full‑time:
The work associated with this position will be performed onsite at a designated Lockheed Martin facility.