Mechanical Design Engineer

EVONA is a mission-focused engineering company developing advanced technologies for DoD weapon systems. They are seeking a Senior Mechanical Design Engineer to lead design efforts and manage complex projects in missile defense and space launch systems.

Responsibilities:

• Lead design of hot gas valves, rocket thrusters, actuators, igniters, and pressure vessels
• Own trade-off analysis and design optimization across multidisciplinary systems
• Build intricate 2D/3D CAD models and technical drawings; apply advanced GD&T and tolerance analysis
• Run structural, dynamic, and thermal simulations; interpret results to drive design decisions
• Guide material selection and characterization for demanding applications
• Oversee additive manufacturing, composite layups, machining, molding, and assembly — including quality control and technical guidance to assembly teams
• Design test setups and custom fixtures; lead large-scale, high-risk test programs
• Drive requirements engineering, risk management, and continuous improvement across programs
• Manage schedules, proposals, and cross-functional teams on large-scale projects
• Communicate technical findings clearly through documentation and presentations

Requirements:

• 10–15 years of mechanical engineering experience, ideally in rocket motor design and testing
• BS in Mechanical/Aerospace Engineering or related field; equivalent experience considered
• U.S. citizenship, with ability to obtain and maintain a security clearance
• A self-motivated, collaborative, 'get it done' mindset
• Willingness to travel ~10%
• MS in Mechanical/Aerospace Engineering or related field