# Senior Systems Engineer

**Company:** [Parallel Systems](https://hotfix.jobs/companies/parallel-systems)
**Location:** Los Angeles, CA
**Role:** Embedded Engineering
**Salary:** $163k – $180k/yr
**Experience:** 5+ years
**Skills:** Systems Engineering, Requirements Management, System Integration, Electromechanical Systems, Hardware Integration, Firmware, Software Integration, Validation Testing, Fmea, Dfmea, Python, Solidworks, Requirements Traceability, Train Control Software
**Posted:** 2026-09-01

> Leads systems engineering for autonomous battery-electric rail vehicles, defining architectures and requirements while driving integration, verification, and validation across hardware, firmware, and command-and-control software. Requires a relevant engineering or computer science degree and at least five years working with complex hardware systems.

## Job Description

## Responsibilities
- Define high-level needs, goals, and objectives based on business and customer requirements.
- Develop product plans and roadmaps and guide execution.
- Lead trade studies to determine optimal product implementations.
- Develop system architectures, concepts of operation, and requirements.
- Decompose system-level requirements into subsystem requirements across mechanical, electrical, systems, and software engineering disciplines.
- Manage requirements traceability from system requirements through validation evidence using a structured requirements database.
- Develop interface control documents (ICDs).
- Develop compliance matrices, verification and validation plans, integration plans, and design verification test plans and procedures.
- Lead and perform failure mode and effects analyses (FMEAs).
- Improve testability, reliability, and system robustness throughout the design lifecycle.
- Provide technical guidance on engineering best practices.

## Requirements
- Bachelor’s or master’s degree in mechanical engineering, electrical engineering, robotics, controls, aerospace, computer science, or a related field.
- 5+ years of experience working on complex hardware systems.
- Direct experience testing electromechanical systems integrating hardware, firmware, and software interfaces.
- Strong foundation in electromechanical fundamentals and system integration.
- Experience with acceptance testing, environmental validation, integration testing, and deployment testing.
- Experience with railroad operations and train control software.
- Ability to create structured, audit-ready documentation for safety and compliance purposes.

## Nice-to-Haves
- Classical systems engineering practices, including requirements management, functional architecture, and DFMEA.
- Experience administering requirements databases and maintaining verification traceability.
- Experience integrating hardware and software systems in regulated or safety-critical environments.
- Experience implementing process improvements across engineering or manufacturing systems.
- Python or similar programming languages.
- Familiarity with CAD tools such as SolidWorks.

## Compensation
- Target salary range: **$163,000–$180,000 USD**.

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