Senior Mechanical Engineer - DoD Systems (Secret Clearance)

Sigma Defense; Belcamp (MD); On-site; USD 97,000 - 117,000; Full time

Benefits offered by this job

Dental & Vision Insurance

Health Insurance with HSA/FSA/DFSA

Life & AD&D

EAP

401(k) with company match

PTO 160 hours

Floating holidays

Educational assistance

Competitive salary

Job summary

Sigma Defense is seeking a Mechanical Engineer to support the Army NetMod program by designing mechanical components and assemblies, selecting materials, and validating performance using SolidWorks, AutoCAD, or CATIA while ensuring TEMPEST and secure-environment considerations. The role requires a Bachelor’s in Mechanical Engineering, 10+ years of DoD contracting experience, and U.S.

citizenship with the ability to obtain an active Secret clearance (clearance not sponsored).

Qualifications

• Bachelor's degree in Mechanical Engineering or related field.
• Formal education may be waived based on certification and relevant work/military experience.
• 10+ years of relevant experience required.
• Proficiency in CAD software for design and documentation.

Responsibilities

• Design and develop mechanical components, assemblies, and systems using CAD software (SolidWorks/AutoCAD/CATIA).
• Select materials, processes, and tolerances for mechanical designs.
• Develop and execute test plans to validate performance and reliability.
• Troubleshoot mechanical issues during development, testing, and production.
• Collaborate with electrical/software engineers to integrate systems.
• Produce and maintain detailed drawings and documentation.
• Stay updated with industry standards and best practices.
• Participate in design reviews and contribute feedback.
• Contribute to continuous design process improvements.

Skills

Mechanical design

3D CAD Software

TEMPEST awareness

Cable management

DoD contracting

Military/aerospace experience

Team collaboration

Education

Bachelor's degree in Mechanical Engineering

Tools

SolidWorks

AutoCAD

CATIA

Job description

Sigma Defense is seeking a Mechanical Engineer to support the Army NetMod program by designing mechanical components and assemblies, selecting materials, and validating performance using SolidWorks, AutoCAD, or CATIA while ensuring TEMPEST and secure-environment considerations. The role requires a Bachelor’s in Mechanical Engineering, 10+ years of DoD contracting experience, and U.S.

citizenship with the ability to obtain an active Secret clearance (clearance not sponsored).