Prototype & Test Hardware Engineer – UAV & Aerospace

SiFly Aviation, Inc.; Santa Clara (CA); On-site; USD 90,000 - 130,000; Full time

Job summary

SiFly Aviation, based in Santa Clara, CA, is seeking a Hardware Test & Prototype Engineer to design and assemble prototypes, modify hardware, and build test fixtures. You will instrument systems, run tests, document failures, and keep test assets reliable in an onsite environment.

You’ll contribute to test campaigns, record configurations and results, and provide practical feedback to improve drawings, tolerances, and assembly sequences. Experience with AI-enabled workflows is valued.

Qualifications

• Hands-on electromechanical build experience with mechanisms, harnesses, sensors, fasteners.
• Ability to read engineering drawings, CAD views, BOMs, wiring diagrams, assembly instructions, and test procedures.
• Instrumentation and data acquisition: set up measurements and trust results.
• Shop fabrication capability for fixtures and brackets.
• Disciplined record-keeping of serial numbers, configurations, and test results.

Responsibilities

• Assemble, integrate, rework, and maintain prototypes and test articles including structures, motors, sensors, harnesses, and PCBs.
• Build and modify prototype components and test fixtures with shop tools.
• Route, terminate, and troubleshoot wiring harnesses and electromechanical connections.
• Instrument test articles and manage data acquisition hardware.

Skills

Electromechanical build

Engineering drawings

Instrumentation & data acquisition

Shop fabrication

Problem solving

Traceability

Safety

AI tooling

CAD reading

Job description

SiFly Aviation, based in Santa Clara, CA, is seeking a Hardware Test & Prototype Engineer to design and assemble prototypes, modify hardware, and build test fixtures. You will instrument systems, run tests, document failures, and keep test assets reliable in an onsite environment.

You’ll contribute to test campaigns, record configurations and results, and provide practical feedback to improve drawings, tolerances, and assembly sequences. Experience with AI-enabled workflows is valued.