Sierra Nevada Corporation · Plano, TX

Mechanical Engineer III at Sierra Nevada Corporation — Plano, TX

Full-timePlano, TXPosted 2026-07-20Apply on Workday

Full job description

Do you enjoy designing and developing innovative solutions to solve tough problems? Join our team to deliver technological solutions in a rapid and agile production environment. As a Mechanical Engineer III, you will lead the design, development, testing, and deployment of advanced mechanical systems for aerospace and defense applications. This role requires in-depth expertise in mechanical engineering and the ability to manage multiple projects simultaneously.

Responsibilities

  • Lead the design and development of advanced mechanical systems and components.
  • Perform complex analyses and simulations to validate and optimize designs.
  • Develop and oversee the execution of detailed test plans and procedures.
  • Review and approve technical documentation and reports.
  • Collaborate with cross-functional teams to ensure successful integration of mechanical systems.
  • Mentor junior engineers and provide technical guidance.

Qualifications You Must Have:

  • Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
  • 6+ years of experience in mechanical engineering or a related role.
  • Higher level relevant degree may substitute for experience.
  • Advanced understanding of mechanical design principles and computer-aided design (CAD) software.
  • Practical knowledge of engineering principles and practices
  • Experience with Computer Aided Engineering tools
  • Experience working in multi-disciplinary design and development teams

Qualifications We Prefer:

  • Master’s degree in a related field.
  • Understanding of applying and interpreting Geometric Dimensioning and Tolerancing (GD&T) per ASME Y14.5
  • Background in the Aerospace and Defense Industry
  • Knowledge of industry-standard mechanical design principles, to include, but not limited to parametric design, model-based definition, material hardware selection, manufacturing, and production processes
  • Knowledge of environmental requirements for components utilized in aircraft and space applications
  • Experience providing technical guidance to a diverse team of engineers on issues related to mechanical engineering
  • Experience with manufacturing, production, and product support to include disposition of engineering non-conformances
  • Familiarity with FAA, NASA, and/or DoD design and construction regulations

Essential Functions:

  • Ability to work on a computer for extended periods.
  • Occasional travel may be required.
  • Ability to work in an office or hybrid environment.
  • Applying systematic and logical problem-solving techniques to develop mechanical designs
  • Clearly convey technical information, design specifications, and project updates to team members, stakeholders, and management
  • Ability to understand technical documents, designs and test reports.

IMPORTANT NOTICE: