Sr Design Engineer

Senior Design Engineer III

Full-Time

Decatur, AL

Compensation: $95,000 – $120,000 per year

This role is responsible for imagining, developing, and validating mechanical systems and hardware used in demanding aerospace-level environments. The engineer in this position will guide design initiatives from concept to release and play a major role in supporting technical input for new business pursuits.

Our client specializes in delivering end-to-end engineering and production support for high-reliability applications across space, launch systems, advanced defense platforms, and next-generation flight technologies. Their culture centers around tackling complex engineering challenges with deep technical rigor, advanced manufacturing capability, and a commitment to exceeding mission-critical requirements.

• Comprehensive medical, dental, and vision coverage
• Employer-paid life insurance
• Retirement savings plan with company contribution
• Generous paid time off and holidays
• Tuition support program (where applicable)

• Serve as a lead contributor within the mechanical engineering group, providing direction on major design efforts.
• Develop mechanical systems, structural components, mechanisms, and assemblies that meet strict performance and customer requirements.
• Produce detailed 2D layouts and 3D models to support concept development and engineering documentation.
• Conduct engineering calculations, stress evaluations, and performance assessments to ensure system reliability and compliance.
• Review and validate analysis work produced by other engineers.
• Oversee subsystem and system-level design activities from initial concept through final delivery.
• Prepare and maintain documentation such as requirements, verification plans, test procedures, and compliance records.
• Evaluate designs for manufacturability, cost effectiveness, and quality considerations.
• Generate drawings, bills of materials, and technical specifications aligned with applicable industry standards.
• Support production, testing, and integration teams throughout build and delivery phases.
• Assist with technical inputs for proposals and customer briefings.
• Participate in laboratory and field testing of engineered components.
• Provide mentorship and technical guidance to junior engineering staff.

• Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a closely related discipline — equivalent experience considered.
• Typically 4–7 years of experience in the aerospace, defense, or other high-reliability engineering fields.
• Broad understanding of mechanical engineering technologies and system-level design principles.
• Demonstrated success in leading the design of complex mechanical hardware.
• Familiarity with both commercial and defense-oriented design standards.
• Strong proficiency in 3D CAD software (e.g., Solid Works) and working knowledge of GD&T.
• Experience with CAD/CAE tools used for mechanical and structural analysis.
• U.S. citizenship required; ability to obtain and maintain a government security clearance.