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Structural Engineer III

Sierra Nevada Corporation
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Plano, TX, USA
Sep 20, 2026
If you like solving problems and working with complex materials and systems, join our amazing team! As a Structural Engineer III, you will lead the design, analysis, and certification of advanced aerospace and defense structures. This role requires in-depth expertise in structural engineering, project management, and the ability to lead cross-functional teams.The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations - with an unrivaled record of on time and on (or under) budget deliveries.

Responsibilities:



  • Lead the design and analysis of advanced metallic and composite structures.
  • Oversee the development and execution of structural test plans.
  • Perform detailed structural analysis and identify areas for improvement.
  • Mentor and guide junior engineers on structural engineering practices.
  • Ensure all designs meet industry standards and regulatory requirements.
  • Collaborate with cross-functional teams to integrate structural designs into overall systems.


Qualifications You Must Have:



  • Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, Civil Engineering, or a related field.
  • 6+ years of experience in structural engineering or a related role.
  • Higher level relevant degree may substitute for experience.
  • Advanced understanding of structural analysis and design principles.
  • Understanding of engineering principles and practices.
  • Knowledge of Computer Aided Engineering tools.
  • Ability to work in multi-disciplinary design and development teams.
  • Experience to Static and/or Dynamic Analyses.
  • The ability to obtain and maintain a Secret U.S. Security Clearance is required


Qualifications We Prefer:



  • Master’s degree in a related field.
  • Professional Engineering (PE) license or equivalent certification.
  • Experience in Engineering Simulation using Finite Element structural analysis (FEA) tools such as MSC Patran, Nastran, FEMAP, or ANSYS.
  • Experience performing fatigue and damage tolerance analysis utilizing tools such as NASGRO or AFGROW.
  • Ability to perform classical analysis using industry standard hand calculation methods.
  • Ability to author substantiation reports.
  • Background in the Aerospace and Defense Industry.
  • 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 structural designs and analysis.
  • Clearly convey technical information, design specifications, and project updates to team members, stakeholders, and management.
  • Ability to understand technical documents, designs and test reports.

This posting will be open for application for a minimum of 5 days and may be extended based on business needs.

SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

IMPORTANT NOTICE:

This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.

SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We’re known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation’s most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team!

SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law.

Job ID

R0030140

Security Clearance

SECRET
About Sierra Nevada Corporation

At SNC, we take an entrepreneurial approach to meeting our customers’ needs by developing innovative technological solutions in a rapid and agile production environment. For our employees, SNC strives to cultivate professional growth at every career stage. We believe in positive attitudes, sense of urgency, team-play, purpose, fire-in-the-belly passion, work-life balance, collaboration, humility, persistence, discipline and trust as accelerators of productivity and fulfillment.

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