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Lead Mass Properties Engineer

Leidos


Job Location:

Huntsville, AL - USA

Monthly Salary: $ 87100 - 157450
Posted: 27 July 2026 (30+ days ago)
Application Deadline: 24 October 2026
Vacancies: 1 Vacancy

Job Summary

Looking for an opportunity to make an impact

At Leidos we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers success. We empower our teams contribute to our communities and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers our people and our community. Our Mission Vision and Values guide the way we do business.

Your greatest work is ahead!

Leidos Defense Systems is seeking a Lead Mass Properties Engineer to join our team to create unique solutions for complex problems.

If this sounds like the kind of environment where you can thrive keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems solutions and services covering land sea air space and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT large-scale intelligence systems command and control geospatial and data analytics cybersecurity logistics training and intelligence analysis and operations support. Our team is solving the worlds toughest security challenges for customers with cant fail missions. To explore and learn more click here!

Are you ready to make an impact Share your resume with us today!

Primary Responsibilities

  • Control calculate and communicate detailed mass properties (weight balance and inertia) of various flight vehicles.
  • Develop maintain and improve Python-based mass properties tools.
  • Plan execute and document mass properties testing and validation.
  • Advise multidisciplinary teams on configuration and design trades to meet weight and balance requirements.
  • Facilitate Mass Properties Control Boards and weight reduction teams.

Basic Qualifications

  • Candidate must possess a Bachelors degree in Mechanical Engineering Aerospace Engineering or a related field from an ABET-accredited university along with 48 years of relevant industry experience or a Masters degree with 26 years of relevant industry experience.
  • Proficiency in calculating the mass properties (mass 3 axis centers of gravity moments and products of inertia) of components and performing summation calculations into assemblies; developing simple software tools to perform these calculations.
  • Understanding of mass moments of inertia mass estimating relationships and mass growth allowances.
  • Experience leading mass budgets risk mitigation and configuration/change control for flight vehicles.
  • Experience measuring weight center of gravity and inertia.
  • Strong technical writing presentation and cross-functional collaboration skills.
  • U.S. citizenship and a current Final Secret Clearanceor eligibility to obtain and maintain one.
  • Residence in or willingness to relocate to the Huntsville Alabama area.

Preferred Qualifications

  • Masters degree in Mechanical Engineering Aerospace Engineering or a related field from an ABET-accredited institution.
  • Proficiency in Python or Matlab; experience with data analysis packages such as Pandas or Polars is desired.
  • Proficiency in database development such as SQL.
  • Experience with Gitlab or Github.
  • Experience with structural design or analysis.
  • Knowledge and proficiency in applying industry standards (e.g. AIAA STR- SAWE RP A-7 SAWE RP-9 SAWE RP-10 SAWE RP-11).
  • Proficiency with commercial CAD tools (Creo Solidworks NX Unigraphics CATIA etc.).

If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.

Original Posting:
July 23 2026

For U.S. Positions: While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $87100.00 - $157450.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.


Required Experience:

IC


About Company

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Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.

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