MASS Properties - Mechanical Engineer Security Clearance

MASS PROPERTIES - MECHANICAL ENGINEER 1 with Security Clearance

Seeking a Mass Properties Engineer to support our Mechanical and Energetics department. As a member of the mass properties group, you will be in a fast‑paced environment working with many diverse groups to model the mass properties of various launch vehicles.

Your work ensures every mission is successful by meeting critical performance and weight requirements, directly impacting national security and helping to advance land and space‑based scientific exploration. This early‑career role offers hands‑on experience with advanced aerospace systems, collaboration with multidisciplinary teams, and opportunities to innovate in a fast‑paced environment. This position will be based in Chandler, AZ.

• Develop and maintain Mass Properties Models for launch vehicles and subsystems.
• Perform weight and balance analysis, including estimating and optimizing mass properties for launch systems.
• Establish design target weights and track compliance throughout the project lifecycle.
• Maintain mass properties accounting systems and provide trend analysis for program leadership.
• Support proposal evaluations, design reviews, and operational documentation.
• Conduct component weighing and verification to improve accuracy of estimates.
• Present findings in technical and program reviews.
• Regular and close interaction with other groups and departments to gather needed information and communicate status.

• Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, or related STEM field.
• 0–5 years of experience in an engineering field.
• Familiarity with MS Office products.
• Detail oriented and able to work with others to get information.
• Good verbal and written communication skills.
• Basic CAD understanding and usage.
• Ability to obtain and maintain a U.S. Secret security clearance.

• Active SECRET security clearance.
• Experience in programming in Access VBA and Excel Macros.
• Able to work projects and complete on time with minimal oversight from manager and leads.
• Experience with mass properties in a school or work project, including concepts of mass, weight, center of gravity, moments of inertia, products of inertia, and what causes those to change.

Entry level

Full‑time

Engineering and Information Technology

Industrial Machinery Manufacturing

Chandler, AZ • $85,000.00‑$