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Sr Mechanical Engineer

Sierra Nevada Company, LLC

In office

Dayton, OH

Full time

R0030283

Step into a role where your engineering leadership drives mission‑critical innovation and directly shapes the future of aerospace technology. As a senior mechanical engineering leader, you will guide complex system design efforts, influence high‑visibility programs, and strengthen the technical foundation of a growing engineering environment. Your expertise will be central to solving tough, meaningful challenges while mentoring the next generation of engineers and elevating cross‑functional collaboration. This is an opportunity to make a substantial impact—where your decisions matter, your leadership is visible, and your work actively contributes to advancing next‑generation mechanical systems.

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:

Step into a role where your engineering leadership directly influences major aerospace initiatives. In this position, you will guide complex mechanical engineering efforts that shape next‑generation technology and support high‑visibility programs.

  • Lead and manage complex mechanical engineering projects from concept through execution, ensuring technical excellence and on‑time delivery.

  • Provide expert-level guidance in the design, development, and refinement of advanced mechanical systems.

  • Perform high‑level analyses, simulations, and design evaluations to drive optimal performance and reliability.

  • Mentor, coach, and elevate junior engineers, strengthening the team’s technical depth and engineering rigor.

  • Prepare, review, and present detailed technical documentation, analyses, and reports to support decision-making and project milestones.

  • Collaborate closely with internal teams, cross-functional partners, and external stakeholders to ensure alignment, progress, and overall program success.

Qualifications You Must Have:

You’ll bring deep engineering expertise and the leadership skills needed to support a high-impact environment with complex technical challenges.

  • Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.

  • 10+ years of experience in mechanical engineering or a related technical discipline.

  • A higher-level relevant degree may substitute for experience.

  • Expert knowledge of mechanical design principles and proficiency with industry-standard CAD tools.

  • Strong understanding of core engineering principles and their application in real-world environments.

  • Experience with Computer-Aided Engineering (CAE) tools.

  • Demonstrated success collaborating within multi-disciplinary design and development teams.

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

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.

SNC is a trusted global leader in aerospace and national security. Our innovative solutions enable connected protection through command, control and communications systems, as well as ISR, cyber, electromagnetic spectrum management, and other high capabilities for systems across all domains – sea, land, air, space and cyber.

As a longstanding leader in defense technology, SNC is the optimum intersection of commercial, defense and non-traditional contractors. We are one of the only privately owned mid-tier A&D contractors and we pride ourselves on our ability to invest early and often to ensure mission success on or ahead of schedule. It’s part of our mission to always stay one step ahead; working on solutions today to solve the problems of tomorrow.

Founded in 1963, SNC is owned by Chairwoman Eren Ozmen and CEO Fatih Ozmen.

Vacancy posted 12 hours ago
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