# Engineer II, Hydraulics (R4936)

**Company:** [Shield AI](https://hotfix.jobs/companies/shield-ai)
**Location:** Dallas, TX
**Role:** Hardware Engineering
**Salary:** $88k – $130k/yr
**Experience:** 2+ years
**Skills:** CAD, Nx, Kinematic Analysis, Structural Analysis, FEA, Finite Element Analysis, GD&T, Tolerance Analysis, Materials Selection, Hydraulic Systems
**Posted:** 2026-05-22

> Mechanical Engineer responsible for designing and developing complex hydraulic fluid systems for autonomous aircraft UAVs. Requires 2+ years of experience in mechanical design with a focus on fluid systems, strong CAD skills, and expertise in structural analysis and FEA.

## Job Description

## Responsibilities
- Design complex hydraulic fluid systems for autonomous aircraft launch and recovery systems
- Support the full design process: concept, CAD, tolerance analysis, material selection, and drawing release
- Perform structural calculations and preliminary FEA
- Prototype, test, and iterate mechanism designs for functionality and reliability
- Collaborate with electrical, avionics, flight controls, manufacturing, and test teams
- Support pre-production builds, prototype integration, and ground/flight testing
- Participate in design reviews, architecture discussions, and technical decision-making forums related to hydraulic systems
- Identify opportunities to improve design processes, configuration management, and team workflows for increased engineering velocity and design quality

## Requirements
- B.S. in Mechanical/Aerospace Engineering
- 2+ years in mechanical or mechanism design with a focus on fluid systems
- Strong CAD skills (NX preferred)
- Kinematic analysis and optimization
- Structural analysis utilizing hand calculations and finite element methods
- FEA analysis: Modal, non-linear and linear, buckling, fatigue
- GD&T and tolerance stack-ups for mechanical systems
- Materials selection inclusive of alloys, heat treatments, allowables, and finishes
- Ability to work independently in fast-paced, cross-functional teams

## Nice-to-Haves
- Experience with UAVs, aircraft, or robotic systems
- Familiarity with electro-mechanical actuators
- Proficiency in FMEA, DOE, and root cause analysis
- Hands-on machine shop or mechanic experience (professional or hobby)
- MIL-STD-810, structural, or actuated mechanism testing experience
- Ability to thrive in startup, R&D, or defense innovation environments

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