Mechanical Engineer – Subject Matter Expert

CACI International Inc

Mechanical Engineer developing large aperture antenna systems for DoD communications. Ensuring quality and performance through design, testing, and customer interactions.

Posted 4/11/2026full-timeDenver • Colorado, Florida, Virginia • 🇺🇸 United StatesSeniorLead💰 $90,300 - $189,600 per yearWebsite

Tech Stack

Tools & technologies

PythonTypeScript

About the role

Key responsibilities & impact

With input from multidiscipline teammates, plan, design, develop, and evaluate mechanical and electro-mechanical components and sub-systems.
Create detailed technical specifications, system diagrams, wiring diagrams, CAD designs, BOMs, etc. for large aperture antenna systems
Develop and present design reviews to customers, ensuring clear communication of technical concepts
Represent program leadership by leading customer presentations, demonstrating project progress and system capabilities
Review test procedures for factory and site acceptance testing to ensure system quality and performance
Prepare and review Contract Data Requirements Lists (CDRLs) to meet program documentation requirements
Coordinate with technical support personnel regarding the mechanical portions of prototype testing

Requirements

What you’ll need

Bachelor's degree in Mechanical, Electrical, Computer, Aerospace Engineering or similar field from an ABET accredited university
7+ years of experience in mechanical engineering or related field
Proven subject matter experience in creating and managing end-to-end mechanical system design; system diagrams, wiring diagrams, power budgets, mechanical designs, and managing BOMs
Experience with factory and site testing verification procedures
Ability to obtain and maintain a TS/SCI security clearance
Familiarity with CAD software
Master's degree in a relevant engineering field (Desired)
5+ years of experience in mechanical engineering for large aperture antenna systems or related defense projects (Desired)
Demonstrated ability in creating and presenting design reviews to government customers (Desired)
Hands-on experience with global deployment of large-scale antenna systems (Desired)
Familiarity with Contract Data Requirements Lists (CDRLs) and government contracting processes (Desired)
Familiarity with relevant applications: Microsoft Office, Microsoft Project, Microsoft Visio, Systems Tool Kit (STK), Solidworks, Python/MATLAB

Benefits

Comp & perks

healthcare
wellness
financial
retirement
family support
continuing education
time off benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

mechanical engineeringelectro-mechanical componentssystem designtechnical specificationsCAD designsBOM managementfactory testing proceduressite acceptance testingdesign reviewspower budgets

Soft Skills

clear communicationleadershippresentation skillscollaborationproblem-solving

Certifications

Bachelor's degree in Mechanical EngineeringBachelor's degree in Electrical EngineeringBachelor's degree in Computer EngineeringBachelor's degree in Aerospace EngineeringTS/SCI security clearance