> Markdown version of [/jobs/ext/2718078-systems-integration-and-test-engineer-i-ii](https://www.wearedevelopers.com/jobs/ext/2718078-systems-integration-and-test-engineer-i-ii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Systems Integration and Test Engineer I/II

- **Company:** Zone 5 Technologies
- **Location:** San Luis Obispo, United States
- **Experience:** Starter
- **Salary:** $85,000.0 - $106,000.0
- **Contract:** Internship / Graduate position
- **Skills:** Code Generation, Communications Protocols, Data Validation, Software Debugging, Ethernet, Hardware-In-The-Loop Simulation, MATLAB, Systems Integration, Universal Asynchronous Receiver/Transmitter, Test Scripts
- **Published:** September 4, 2026
- **Apply:** https://startup.jobs/systems-integration-and-test-engineer-i-ii-zone-5-technologies-8336910

## About the Role

* Bachelor's degree in Aerospace, Electrical, Mechanical Engineering, or related experience.
 * 0-3 years of experience (internships or project experience acceptable)
 * Basic understanding of embedded systems or avionics
 * Exposure to lab/test environments

Preferred

 * Experience with MATLAB/Simulink (academic acceptable)
 * Experience with UAVs, robotics, or embedded systems projects
 * Hands-on hardware or lab experience

## Description

At Zone 5 Technologies, Systems Integration & Test Engineers support the development and execution of Hardware-in-the-Loop (HITL) environments and integration & bring-up of new technologies and feature testing efforts.

This role is hands-on and execution-focused, working in a collaborative cross functional team environment to support the maturation, integration, testing, & troubleshooting of new avionics, systems, & sub-systems prior to production.

Responsibilities

HITL Development & Support

 * Assist in setup and maintenance of HITL test rigs
 * Support integration of avionics, sensors, and control hardware
 * Execute test scripts and assist with simulation model based testing
 * Support signal validation and basic debugging

Model-Based Development (Software)

 * Support development & Testing of MATLAB/Simulink models
 * Assist with simulation runs and data validation
 * Support code generation workflows under guidance

Avionics Integration (Avionics)

 * Assist in wiring harness fabrication and installation
 * Support testing of communication protocols (CAN, UART, Ethernet)
 * Perform basic signal validation and continuity checks

Mechanical Integration (Mechanical)

 * Support mechanical assembly of test rigs and components
 * Assist with packaging and mounting solutions
 * Support thermal and environmental test setups

Ground Testing & Validation

 * Execute test procedures and collect data
 * Document test results and discrepancies
 * Assist in troubleshooting integration issues


## Related Videos

- [Are Classical Automation Frameworks Dead? How AI Agents Are Transforming QA](https://www.wearedevelopers.com/videos/100243-are-classical-automation-frameworks-dead-how-ai-agents-are-transforming-qa)
- [The Gashlycrumb Tinies of AI Networking You Must Know (or Languish!)](https://www.wearedevelopers.com/videos/2067-the-gashlycrumb-tinies-of-ai-networking-you-must-know-or-languish)
- [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions)
- [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips)
- [Building a hypercar from scratch](https://www.wearedevelopers.com/videos/607-building-a-hypercar-from-scratch)
- [Fighting test flakiness with time machines](https://www.wearedevelopers.com/videos/834-fighting-test-flakiness-with-time-machines)

## Related Articles

- [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)
- [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)
- [Steps to Get a Software Engineer Internship](https://www.wearedevelopers.com/magazine/160-steps-to-get-a-software-engineer-internship)
- [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools)
- [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)
- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)