USD 150,000–250,000 per year

Embedded Software Test Engineer

United StatesUnited States·Redwood Citymid
EngineeringOtherQa EngineerSoftware Test Engineer
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Quick Summary

Overview

About Us Array Labs builds advanced radar systems to help humanity understand and respond to changes across the physical world.

Technical Tools
EngineeringOtherQa EngineerSoftware Test Engineer
About Us
Array Labs builds advanced radar systems to help humanity understand and respond to changes across the physical world. 
 
We're launching a coordinated fleet of radar satellites to create a high-resolution 3D map of the Earth, updated in real time, enabling faster, smarter decision-making for government and commercial organizations supporting disaster response, infrastructure resilience, and mission-critical geopolitical intelligence.
 
We design and build our satellites end-to-end, producing the world's most advanced earth observation satellites. Our fleet will deliver unprecedented levels of accuracy, coverage, and responsiveness to power critical insights precisely where they're needed most.

About the Job 
We are looking for a Software Test Engineer to own the validation of our complex radar payload. In this role, you will bridge the gap between hardware and software, writing the code that proves our system works. You will develop specialized firmware to exercise our FPGAs, RF front-ends, and antenna arrays, while simultaneously building high-level Python automation to orchestrate test campaigns. You will work in a hands-on lab environment, pushing our hardware to its limits to ensure it survives and performs in the extreme conditions of space.
 

Responsibilities

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    Design and implement automated test frameworks in Python to characterize the performance of radar, RF, and antenna subsystems.

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    Write firmware in C/C++ to stimulate hardware interfaces, inject test patterns into FPGAs, and control RF transceivers during validation.

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    Develop Hardware-in-the-Loop (HIL) test setups that integrate flight software, ground station commands, and simulated environmental data.

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    Automate the control of laboratory test equipment (Signal Generators, Spectrum Analyzers, Network Analyzers, Oscilloscopes) to capture and analyze system performance data.

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    Collaborate with FPGA and RF engineers to define test requirements and debug complex hardware-software integration issues.

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    Analyze test data to identify trends, performance regressions, and potential hardware failures before they reach orbit.

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    Maintain and upgrade continuous integration (CI) pipelines that run automated tests on physical hardware targets.

Requirements

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  • Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.

  • 5+ years of experience in test engineering, embedded software development, or hardware validation.

  • Strong proficiency in C/C++ for embedded targets (writing test firmware, drivers, or diagnostic tools).

  • Expertise in Python for test automation, data analysis, and instrument control (e.g., PyVISA, NumPy, Pandas).

  • Familiarity with standard communication protocols such as SPI, I2C, UART, Ethernet, and PCIe.

  • Hands-on experience with lab equipment (Oscilloscopes, VNAs, Spectrum Analyzers) and debugging hardware down to the component level.

  • Excellent problem-solving skills and the ability to work independently in a fast-paced, startup environment.

  • Master’s degree in an engineering discipline.

  • Experience with radar systems, phased array antennas, or satellite communications.

  • Experience with Xilinx Zynq/MPSoC platforms and Petalinux/Yocto build systems.

  • Familiarity with continuous integration tools (Jenkins, GitLab CI) applied to hardware testing.

  • Background in developing automated drivers for test equipment (Keysight, Rohde & Schwarz, Anritsu).

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

 

What We Offer

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Our hiring and compensation strategy is simple: We offer competitive salaries and meaningful equity. We want everyone here to have real ownership in what we're building.

Full-time employees also enjoy a comprehensive benefits package including the following: 
 
Health & Wellness
✓Medical, dental, and vision insurance (including a fully employer-paid medical plan)
✓Paid parental leave (12 weeks / 6 weeks)
✓19 paid vacation days, 10 sick days, 11 company holidays
✓401(k) with employer match (100% match up to 3%, 50% match up to 5%)
✓Commuter expenses (parking & transit)
✓Daily lunch stipend; Audible subscription; Claude Pro access; relocation support
✓Hybrid work options & flexibility

We will conduct interviews via Google Meet, with the potential for an onsite visit to our office in Redwood City, CA. The typical interview process takes around 3 to 5 weeks.

 

Array Labs is an Equal Opportunity Employer. Employment decisions are made on the basis of merit, competence, and job qualifications without regard to gender, color, race, ethnicity, national origin, sexual orientation, religion, age, gender identity, veteran status, disability status, marital status, or any other legally protected status.

 
If you require a reasonable accommodation during the application or interview process, please contact us at accessibility@arraylabs.io.

Location & Eligibility

Where is the job
Redwood City, United States
On-site at the office
Who can apply
US

About this job

Pay per year
$150,000–$250,000 a year
55% above the $129,250 median for Qa Engineer jobs on Jobera (838 salaries).
Who can apply
United States
Posted
188 days ago
Employer
has 30 open jobs on Jobera.

Listing Details

Posted
May 6, 2026
First seen
June 15, 2026
Last seen
November 11, 2026

Posting Health

Days active
148
Repost count
0
Trust Level
42%
Scored at
November 11, 2026

Signal breakdown

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Embedded Software Test EngineerUSD 150,000–250,000 per year