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Salary
$82k – $155k per year (Estimated)
Location
In office (Plano)
Seniority
Senior · 10+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 24, 2026. First seen by Alion on Sep 24, 2026. Sierra Nevada Corporation scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Sierra Nevada Corporation is a privately held American aerospace and defence contractor founded in 1963 and bought in 1994 by Fatih and Eren Ozmen, who still own it. It modifies and integrates special mission aircraft for the United States military and allied governments, builds navigation, communications and electronic warfare systems, and holds the contract to convert Boeing 747 airframes into the next presidential aircraft under the Survivable Airborne Operations Center programme. Headquartered in Sparks, Nevada, the company spun out its space business as Sierra Space in 2021 and remains one of the larger privately owned defence integrators in the country.
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 Senior Mechanical Engineer, you will be responsible for leading complex mechanical engineering projects, providing expert guidance, and ensuring the highest standards of design and performance. You will mentor junior engineers and contribute to strategic planning.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 and manage complex mechanical engineering projects.
  • Provide expert guidance on the design and development of mechanical systems.
  • Perform high-level analyses and simulations to ensure optimal performance.
  • Mentor and guide junior engineers on mechanical engineering practices.
  • Prepare and review detailed technical documentation and reports.
  • Collaborate with internal and external stakeholders to ensure project success.

Qualifications You Must Have:

  • Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
  • 10+ years of experience in mechanical engineering or a related role.
  • Higher level relevant degree may substitute for experience.
  • Expert understanding of mechanical design principles and computer-aided design (CAD) software.
  • Understanding of engineering principles and practices
  • Experience with Computer Aided Engineering tools
  • Experience with working in multi-disciplinary design and development teams
  • The ability to obtain and maintain a Secret U.S. Security Clearance is required

Qualifications We Prefer:

  • Master’s or PhD in a related field.
  • Experience applying and interpreting Geometric Dimensioning and Tolerancing (GD&T) per ASME Y14.5
  • Understanding of Engineering Simulation such as Finite Element structural analysis (FEA), Computational Fluid Dynamics (CFD) and Thermal Analysis
  • 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.

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

SNC offers annual incentive pay based upon performance that is commensurate with the level of the position.

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.

Learn more about the background check process for Security Clearances.

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.

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