Mechanical Engineer IV

Knowmadics; United States; On-site; USD 120,000 - 170,000; Full time

Job summary

Knowmadics is seeking a Mechanical Engineer IV to lead mechanical design and rapid prototyping for our hardware products. You will own enclosure, thermal, and mechanical integration from concept through field-ready builds as a senior individual contributor.

You will create 3D CAD models, perform tolerance analyses, conduct thermal and environmental assessments, and collaborate with electrical/RF/embedded teams to ensure robust packaging and manufacturability.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related field.
• 8+ years of mechanical design experience for electronic or ruggedized hardware.
• U.S. Citizenship and eligible for a U.S. security clearance.

Responsibilities

• Lead mechanical design of enclosures, mounts, and ruggedized assemblies for electronic and RF hardware.
• Create 3D CAD models, detailed drawings, and tolerance analyses for prototyping and production.
• Drive rapid prototyping (3D printing, machining) and design-for-manufacturability efforts.
• Perform thermal, structural, and environmental analysis to meet ruggedization and operational requirements.
• Collaborate with electrical, RF, and embedded engineers on mechanical integration and packaging.
• Select materials and components; manage BOMs and engineering documentation.
• Support field testing, hardening, and design iteration based on operational feedback.
• Coordinate with technicians and vendors on builds, fabrication, and assembly.

Skills

3D CAD (SolidWorks)

GD&T

Rapid prototyping

Thermal management

Mechanical integration

Cross-disciplinary collaboration

Lab validation

Education

Bachelor’s degree in Mechanical Engineering

Tools

3D printing

Machining

Test instrumentation

BOM management

Job description

The Mechanical Engineer IV leads mechanical design and rapid prototyping for Knowmadics’ hardware products, owning enclosure, thermal, and mechanical integration from concept through field-ready builds. This role operates as a senior individual contributor across the full mechanical development lifecycle.

Duties and Responsibilities

• Lead mechanical design of enclosures, mounts, and ruggedized assemblies for electronic and RF hardware.
• Create 3D CAD models, detailed drawings, and tolerance analyses for prototyping and production.
• Drive rapid prototyping (3D printing, machining) and design-for-manufacturability efforts.
• Perform thermal, structural, and environmental analysis to meet ruggedization and operational requirements.
• Collaborate with electrical, RF, and embedded engineers on mechanical integration and packaging.
• Select materials and components; manage BOMs and engineering documentation.
• Support field testing, hardening, and design iteration based on operational feedback.
• Coordinate with technicians and vendors on builds, fabrication, and assembly.

Qualifications

• Eligible to obtain a U.S. Security Clearance - U.S. Citizenship required.
• Bachelor’s degree in Mechanical Engineering or a related field.
• 8+ years of mechanical design experience for electronic or ruggedized hardware products.
• Expert proficiency with 3D CAD (e.g., SolidWorks) and GD&T.
• Experience with rapid prototyping, machining, and design for manufacturability.
• Working knowledge of thermal management and environmental/ruggedization standards (e.g., MIL-STD-810).
• Hands-on prototyping and lab validation experience.
• Strong cross-disciplinary collaboration skills.

Working Conditions

Employees may be called upon to participate in in-person meetings, trainings, or company functions at Knowmadics offices or other designated locations. Travel in support of business operations may also be required, and employees are expected to comply with these obligations as part of their position.

Should be willing to work in a variety of settings as needed. Flexible to work long hours as required.

Physical Requirements

Prolonged periods working at a desk and computer, as well as in a laboratory or prototyping environment. Frequent use of hand tools, soldering equipment, and electronic test instruments. Must be able to lift and move equipment weighing up to 40 pounds.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.