domain
Software Engineer II – Test/Internal Tooling
Los Angeles, CA, US
Onsite
2026-06-25
Announced salary
$140k–$164k
Low
$102K
Median
$142K
High
$183K
Market in Los Angeles · BLS OEWS 2025
Job description
Parallel Systems is pioneering autonomous battery\-electric rail vehicles designed to transform freight transportation by shifting portions of the $900 billion U.S. trucking industry onto rail. Our innovative technology offers cleaner, safer, and more efficient logistics solutions. Join our dynamic team and help shape a smarter, greener future for global freight.
**Software Engineer II – Test/Internal Tooling**
Parallel Systems is seeking a Software Engineer to design, develop, and maintain critical test software/infrastructure for an autonomous rail vehicle. In this role, you will work with systems required to ensure that our autonomous rail vehicles satisfy all regulatory, technical, and safety requirements.
This position requires strong software development skills as well as deep expertise in testing both cloud\-based software and physical hardware systems. Moreover, candidates will need to be able to guide overall testing strategy, mentor engineers, and collaborate across product, software, hardware, and infrastructure/IT teams to deliver reliable, scalable solutions.
**Responsibilities**
* Design, develop, and maintain testing frameworks for on\-vehicle software as well as cloud\-based services
* Design, develop, and maintain hardware test stands for the vehicle subsystems
* Maintain continuous integration (CI) pipeline, with an emphasis on reliability, speed, and cost effectiveness
* Partner with hardware and software teams to develop useful internal software tooling
* Contribute to regulatory documentation, including software traceability and test protocols
* When appropriate, step into project leadership, ensuring milestones are well\-defined and achieved
**What Success Looks Like**
* **After 30 Days:** You've developed a working understanding of our testing infrastructure and are actively assisting in the bring\-up of new test systems.
* **After 60 Days:** You've developed a deep understanding of our testing infrastructure. You are assisting