Rugged Mechanical Engineer - Enclosures & Thermal Design

Spectra Defense; Alpharetta, Northern (GA, KY); Hybrid; USD 85,000 - 110,000; Full time

Job summary

Spectra Defense Technologies Alpharetta location is seeking a creative and technically skilled Mechanical Engineer to design ruggedized enclosures, thermal solutions, and mechanical assemblies for mission-critical computing and display systems. This role covers full lifecycle mechanical design from concept through production with a focus on reliability and compliance with aerospace standards.

The ideal candidate has strong 3D CAD skills (SolidWorks preferred), experience with rugged electronics,

Qualifications

• Bachelor's degree in Mechanical Engineering.
• 3–6 years of mechanical design experience, preferably in aerospace, defense, or rugged electronics.
• Experience with thermal analysis, structural analysis, or FEA tools is a plus.
• U.S. citizenship and ability to obtain a security clearance may be required.

Responsibilities

• Create 3D CAD models and 2D drawings using SolidWorks.
• Design rugged enclosures, brackets, and thermal management systems for electronic assemblies.
• Perform tolerance stack-ups, material selection, and DFM/DFA analysis.
• Support environmental testing (shock, vibration, thermal) and design validation.
• Collaborate with Electrical, Systems, and Manufacturing Engineering to ensure design feasibility and integration.
• Generate and maintain engineering documentation including BOMs, ECOs, and interface control documents.
• Participate in design reviews, risk assessments, and continuous improvement initiatives.
• Support prototype builds and transition designs into production.

Skills

3D CAD

SolidWorks

DFM/DFA

Tolerance analysis

Education

Bachelor’s degree in Mechanical Engineering

Tools

SolidWorks

Job description

Spectra Defense Technologies Alpharetta location is seeking a creative and technically skilled Mechanical Engineer to design ruggedized enclosures, thermal solutions, and mechanical assemblies for mission-critical computing and display systems. This role covers full lifecycle mechanical design from concept through production with a focus on reliability and compliance with aerospace standards.

The ideal candidate has strong 3D CAD skills (SolidWorks preferred), experience with rugged electronics,