Senior Test Automation Software Engineer
- Salary
- $130k - $210k
- Level
- Senior
- Work type
- On-site · El Segundo
Not stated in the posting: visa.
Open. First seen 6 October 2026.
About the role
CHAOS Industries's standard text
CHAOS Industries is redefining modern defense with a multi-product portfolio that gives the ultimate advantage—domain dominance. The company's products are powered by Coherent Distributed Networks (CDN™), empowering warfighters, commercial air operators, and border protection teams to act faster, adapt rapidly, and stay ahead of evolving threats.
CHAOS Industries was founded in 2022 and has raised a total of $1 billion in funding from leading investors, including 8VC, Accel, and Valor Equity Partners. The company is headquartered in Los Angeles, with offices in Washington, D.C., San Francisco, San Diego, Seattle, and London. For more information, please visit www.chaosinc.com.
Role Overview:
CHAOS is seeking a Senior Software Engineer – Test Automation to develop and support automated test software, validation frameworks, and Special Test Equipment (STE/GSE) used to validate complex integrated hardware and software systems in R&D, production, and field environments.
This role combines software development, hardware integration, and automated test infrastructure development for RF, comms, electro-optical, and embedded systems. The ideal candidate has strong Python development experience, hands-on hardware debugging skills, and experience automating commercial test equipment.
This is a full-time, on-site position in El Segundo, CA.
Responsibilities:
- Develop and maintain automated test software, frameworks, and infrastructure for system, subsystem, and production test
- Create Python-based automation for COTS instrumentation, embedded systems, and electrical STE/GSE
- Develop and execute automated verification, validation, and acceptance test procedures
- Integrate and troubleshoot oscilloscopes, spectrum analyzers, signal generators, VNAs, DMMs, and related test equipment
- Collaborate with Systems, Hardware, Software, and Production teams to define test strategies and interfaces
- Support system integration, root cause analysis, RCCA, and troubleshooting activities
- Improve test reliability, throughput, maintainability, and operational efficiency
- Develop technical documentation, training materials, and operational procedures
- Support deployment and sustainment of test systems in manufacturing and field environments
Minimum Requirements:
- Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related STEM field
- 5+ years of relevant experience or an advanced degree with 3+ years of relevant experience
- Strong Python software development experience
- Experience developing automated test systems for hardware-integrated products
- Experience automating commercial test equipment using SCPI, Ethernet, Serial, USB, or GPIB interfaces
- Experience with Linux-based systems and scripting languages such as Python, Bash, MATLAB, or C++
- Familiarity with RF, radar, embedded, or electronic systems
- Strong debugging, troubleshooting, and technical communication skills
- Hands-on experience working in lab, integration, or production environments
- Ability to obtain and maintain a U.S. security clearance
Preferred Requirements:
- Master’s degree in Engineering
- Experience with RF/radar systems and production test environments
- Experience with STE, GSE, ATE, or manufacturing test systems
- Experience with Git, CI/CD, and software configuration management
- Familiarity with networking fundamentals and diagnostic tools
- Experience developing operator GUIs or automated data analysis tools
- Familiarity with distributed, real-time, or asynchronous software systems
- Experience with automated data collection, telemetry analysis, or measurement system integration
Why CHAOS?
- Health Benefits: Medical, dental, and vision benefits 100% paid for by the company
- Additional benefits: 401k (+ 50% company match up to 6% of pay), FSA, HSA, life insurance, and more
- Our Perks: Free daily lunch, ‘No meeting Fridays’, unlimited PTO, casual dress code
- Compensation Components: Competitive base salaries, generous pre-IPO stock option grants, relocation assistance, and (coming soon!) annual bonuses
- Team Growth: 250 employees and counting across 5 global offices
$130k-210k
The stated compensation range reflects only the targeted base compensation range and excludes additional earnings such as bonus, equity, and benefits. If your compensation requirements fall outside of the range, we still encourage you to apply. The salary range for this role is an estimate based on a range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations.
CHAOS Industries's standard text
Recruiting Agencies: CHAOS Industries does not accept unsolicited resumes or outreach. Unsolicited submissions will not be reviewed or compensated.
#LI-onsite
What this role asks for
Particular to this role
Bash
Rare in CHAOS Industries's other 111 open postings.
Standard for QA / testing roles
Python · Test Automation
Common in QA / testing postings at any company.
90% of this description is written for the role. The rest is CHAOS Industries's standard text, folded away below.
Read against CHAOS Industries's other open postings on this site.
The team: Engineering HIRES STEADILY
This role is one of 107 open in Engineering. 53 were posted in the last 30 days and the oldest in March: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (57 of 107), C++ (34 of 107), CI/CD (34 of 107), FPGA (32 of 107), Agile (31 of 107), Linux (30 of 107), Embedded Systems (28 of 107)
OTHER ROLES ON THIS TEAM
- Staff Thermal Engineer posted Oct 16
- Production Test Engineer posted Oct 15
- Guidance Software Engineer posted Oct 14
- Senior/Principal Radar Software Engineer posted Oct 13
- Systems Development Engineer posted Oct 13
- Radar Systems Development Engineer posted Oct 13
- Principal Radar Systems Development Engineer posted Oct 13
- Staff Hardware Quality Engineer posted Oct 12
- Information Systems Security Engineer posted Oct 12
- Senior Cybersecurity Engineer, Identity & Access Management posted Oct 12
- Senior Cybersecurity Engineer, Product Security posted Oct 10
- Principal Airframe Engineer - IPT Lead [AERO] posted Oct 9
- Principal Systems Engineer posted Oct 9
- Principal Mechanical Systems Engineer, IPT Lead posted Oct 9
- Principal Avionics Systems Engineer, IPT Lead posted Oct 9
- Principal Mission Systems Engineer, IPT Lead posted Oct 9
- Principal Guidance, Navigation & Control (GNC) Engineer posted Oct 9
- Senior Communications Systems Engineer posted Oct 9
- Chief Engineer, Long-Range Missile Systems posted Oct 7
- Chief Engineer, Electronic Warfare Payload posted Oct 7
- Senior Mechanical Engineer, RF Sensor Productization posted Oct 7
- Software Engineer, Numerical Computing posted Oct 7
- Production Software Engineer posted Oct 7
- Staff Electrical Engineer posted Oct 6
- Senior Staff Electrical Engineer posted Oct 6
- Director, Electrical Engineering posted Oct 6
- Software Engineer - Guidance, Navigation, and Controls posted Oct 5
- Senior Embedded Flight Software Engineer posted Oct 5
- Senior Autonomy & Guidance Software Engineer posted Oct 5
- Guidance, Navigation, and Control Software Engineer posted Oct 5
- GNC Software Engineer posted Oct 5
- Flight Controls & Guidance Software Engineer posted Oct 5
- Guidance Software Engineer posted Oct 5
- Senior RF Signal Processing Engineer posted Oct 5
- Staff RF Signal Processing Engineer posted Oct 5
- Software Engineer (Radar R&D and Production Focused) posted Oct 2
- Senior Radar Software Engineer posted Oct 2
- Radar Software Engineer posted Oct 2
- Mid-Career Software Engineer posted Oct 2
- Senior Systems Engineer posted Oct 2
- Senior Systems Engineer, Algorithm Development - Effectors posted Oct 2
- Senior Software Engineer posted Oct 2
- Senior Systems Engineer, Algorithm Development posted Sep 29
- Senior Radar Systems Engineer posted Sep 29
- Principal Electrical Engineer posted Sep 25
- Staff Electrical Engineer posted Sep 25
- Senior RF Engineer posted Sep 25
- RF Engineer posted Sep 25
- Senior RF Engineer posted Sep 25
- Senior Product Manager posted Sep 21
- Staff Engineering Laboratory Manager posted Sep 21
- Staff Mechanical Engineer posted Sep 21
- Staff Mechanical Engineer posted Sep 21
- Staff Mechanical Engineer posted Sep 18
- Senior Mechanical Engineer posted Sep 18
- Principal Mechanical Engineer posted Sep 17
- Senior Staff Mechanical Engineer posted Sep 17
- Applied AI Engineer posted Sep 14
- DevSecOps Engineer posted Sep 11
- Principal Autonomy Software Engineer posted Sep 10
- Manager of Data Management and Operations posted Sep 3
- Product Lead, Internal Tools posted Sep 3
- Principal Mechanical Engineer posted Sep 1
- Staff Hardware Systems Engineer posted Aug 31
- Sr. Systems Engineer, Integration & Test posted Aug 27
- Systems Engineer, Integration & Test posted Aug 27
- Effector Embedded Software Engineer posted Aug 27
- Senior Network Administrator posted Aug 25
- Industrial Designer posted Aug 20
- Senior Software Engineer (Backend) posted Aug 20
- Modeling & Simulation Engineer, Missiles posted Aug 20
- Mechanical Engineer posted Aug 17
- Data Scientist posted Aug 17
- Software Engineer, Applied AI posted Aug 11
- Principal Mechanical Engineer posted Aug 7
- Mechanical Engineer, Structures posted Aug 7
- Staff Software Engineer posted Aug 6
- Operations Research Analyst, Mission Engineering posted Aug 5
- Hardware Systems Engineer posted Aug 5
- HIL Engineer posted Jul 22
- AI Engineer, Physical Systems and Sensing posted Jul 15
- Manufacturing Engineer - Radar Systems posted Jun 24
- Data Engineering, Manufacturing posted Jun 24
- Network Data Loss Prevention (DLP) Administrator posted Jun 17
- Cybersecurity SOC Analyst II posted Jun 17
- DevSecOps Engineer posted Jun 17
- Operations Research Analyst, Mission Engineering posted Jun 17
- Senior Network Administrator posted Jun 17
- Principal Hardware-in-the-Loop Engineer posted Jun 16
- Hardware-in-the-Loop Engineer posted Jun 16
- Modeling & Simulation Engineer, Radars posted Jun 16
- Sr. FPGA Engineer posted Jun 16
- Firmware Engineer posted Jun 16
- FPGA Engineer posted Jun 16
- Principal Mechanical Engineer, Platform Integration posted Jun 16
- Lead Communications Systems Engineer - Tactical Data Links posted Jun 16
- Lead Communications Systems Engineer - Tactical Data Links posted Jun 16
- Senior PCB Systems Engineer posted Jun 16
- Forward Deployed Engineer - Software posted Jun 11
- Control Systems Engineer posted Jun 8
- Software Engineer (Radar R&D and Production Focused) posted May 8
- Staff RF Geolocation Engineer posted Apr 17
- Senior RF Geolocation Engineer posted Apr 14
- Mid-Career Software Engineer posted Oct 15
- Radar Software Engineer posted Mar 2
- Senior Radar Software Engineer posted Mar 2
From the team and dates on CHAOS Industries's own job board.
Other openings for this role
2 postings for this role in El Segundo, California, United States since 2 October 2026, 1 still open. None has been taken down and posted again.
- 6 October 2026 – open (this posting)
- 2 October 2026 – closed 6 October 2026
See Software Engineer salaries in the United States →
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