# Senior Staff Engineer, Environmental Control Systems (RX) (R5905)

**Company**: Shield AI
**Location**: Dallas, Texas
**Work arrangement**: onsite
**Experience**: senior
**Job type**: Full Time Employee
**Salary**: USD 180,800-271,200 per-year-salary
**Category**: Engineering
**Industry**: Technology

**Apply**: https://jobs.lever.co/shieldai/448bf923-3e10-4028-8e2c-d25fd879e94d?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_a8de9fa6-d40

## Description

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems.

As a Senior Staff (L5) Environmental Control System (ECS) Engineer, you will take full technical ownership of the Environmental Control System architecture, analysis, design, and integration for a dedicated special access program.

## Responsibilities

- Lead ECS architecture definition and trade studies to meet vehicle thermal, electrical, mass, and volume constraints.

- Design and analyze vehicle air inlets, scoops, ducting networks, and ram-air cooling circuits.

- Perform first-principles thermodynamic and heat transfer hand calculations, backed by 1D fluid-thermal network modeling.

- Author technical specifications and statements of work for ECS hardware, evaluate vendors, and drive supplier technical execution.

- Define qualification and verification test plans, design test rigs, support instrumentation/DAQ setup, and execute test campaigns.

- Process flight-test thermal and fluid data to identify discrepancies, resolve anomalies via root-cause investigation, and implement rapid design changes.

## Requirements

- 8 to 15 years of direct experience in aerospace Environmental Control System and vehicle thermal/fluid system development.

- B.S. or M.S. in Mechanical Engineering, Aerospace Engineering, or a related technical discipline.

- Deep mastery of thermodynamics, fluid dynamics, and heat transfer applied to aircraft or defense systems.

- Demonstrated capability with 1D system modeling and ability to size systems.

- Experience in 3D CAD modeling, routing, and drawing release.

- Proven track record sourcing COTS/custom aerospace components, driving suppliers to schedule, and assembling benchtop or vehicle-level test setups.

- Demonstrated ability to self-direct, prioritize technical tasks without oversight, and deliver functional hardware under tight timelines.

## Preferred Qualifications

- Familiarity with aerospace environmental requirements and test standards.

## Skills

### Required
- thermodynamics
- fluid dynamics
- heat transfer
- 1D system modeling
- 3D CAD modeling
- supplier management
- test planning

### Nice to have
- aerospace environmental requirements
- test standards

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Source: [Apply at jobs.lever.co](https://jobs.lever.co/shieldai/448bf923-3e10-4028-8e2c-d25fd879e94d?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)