# Senior Software Engineer

**Company:** [Parallel Systems](https://hotfix.jobs/companies/parallel-systems)
**Location:** Los Angeles, CA
**Role:** Backend Engineering
**Salary:** $150k – $212k/yr
**Experience:** 5+ years
**Skills:** Rust, C++, C, Linux, Docker, Kubernetes
**Posted:** 2026-05-13

> Designs and builds high-performance backend systems in Rust for autonomous rail vehicles, focusing on train control, safety, and integration with customer systems. Requires 5+ years in systems programming, OS/networking expertise, and performance optimization.

## Job Description

## Responsibilities

- Design and implement high-performance, low-latency backend systems for critical train control applications.
- Develop and maintain system-level software written primarily in **Rust**.
- Optimize existing codebases for scalability, performance, and reliability.
- Collaborate with cross-functional teams to architect fault-tolerant and distributed systems.
- Ensure software meets security, compliance, and performance standards.
- Conduct performance profiling, debugging, and system diagnostics for complex issues.
- Contribute to code reviews, technical discussions, and best practices within the team.

## Basic Requirements

- **5+ years** of experience in backend or systems-level software development.
- Professional experience in **C**, **C++**, **Rust**, or other systems programming languages.
- Strong understanding of operating systems, networking, and concurrency models.
- Experience building highly available, high-performance systems.
- Proficiency with **Linux** environments, low-level system interactions, and memory management.
- Strong debugging and performance optimization skills for complex distributed systems.

## Preferred Qualifications

- Experience with **Rust** in production or a strong desire to work with Rust.
- Experience in safety critical application spaces such as autonomous vehicles, industrial control equipment, or aerospace.
- Experience in or knowledge of rail control systems is greatly preferred.
- Familiarity with cloud-based architectures and containerized environments (**Docker**, **Kubernetes**).

## Compensation

**Target Salary Range: $150,000—$212,000 USD**

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