Job Title: Mechanical Systems Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

Anticipated Posting End: 7/31/2026

**The Opportunity:**
CACI is seeking a senior systems engineer with background in Mechanical engineering. Join our team to create a complex mission critical communications system for our DoD customer. Your focus will be on creating large aperture antenna systems and the required mission processing through development, test, and deployment phases. You will work in a cross-functional team, and be expected to work independently with limited supervision.

**Responsibilities:**

+ Create and maintain detailed system diagrams, wiring diagrams, CAD designs, BOMs, etc. for large aperture antenna systems
+ Develop and present design...