Top Tech Jobs & Startup Jobs in Los Angeles, CA

Support software platform product development for an autonomous freight network. Conduct user research, analyze fleet data, write requirements and specifications, collaborate with engineering and design, support feature delivery, define success metrics, and inform roadmap decisions. The role spans discovery through launch and measurement, with focus on fleet operations workflows and software used by operators and rail partners.

Software Engineering Interns will build and test vehicle control software, communications interfaces, sensor integrations, fleet telemetry services, operations tools, and developer infrastructure. Interns own scoped projects through requirements, design, implementation, testing, integration, and documentation, working with mentors across hardware and software boundaries. Projects may involve prototype vehicles, embedded systems, backend services, APIs, data pipelines, web applications, CI/CD, simulation, and hardware-in-the-loop testing.

Develops and maintains hardware test solutions, test benches, test cases, documentation, and automated regression testing for autonomous rail vehicle electronics and subsystems. Performs hardware validation, data analysis, and root-cause investigation; tests vehicles at company facilities and customer sites. Collaborates with electrical, mechanical, and software engineers, mentors teammates, and supports electronics integration and repair.

Develop and maintain backend and system-level software in Rust for autonomous rail vehicle train-control systems. Responsibilities include implementing movement authorities, signals, switches, and related control features; fixing edge cases; testing for safety, security, and compliance; debugging simulations and hardware; and participating in technical design and code reviews. The role supports future Positive Train Control capabilities and requires collaboration across backend and UI development.

The Head of Customer Success at Parallel Systems will manage the customer lifecycle post-contract, ensuring successful implementation, adoption, and expansion, while leading relationships with C-suite executives and managing large enterprise customers.

Build and improve operator and customer software using TypeScript, React, and Rust. Develop Electron application features, collaborate with product and vehicle engineers, and own features from requirements through testing, documentation, and post-release support. Contribute to full-stack product development involving data models, APIs, performance, and reliability. This junior role emphasizes learning quickly, communication, independent problem-solving, and practical software development experience.

Own Parallel Systems’ enterprise marketing strategy, brand, sales enablement, communications, social presence, website content, and VIP events. Develop commercial narratives, manage external PR partnerships, coordinate visual content, execute technology demonstrations, build scalable marketing processes, and support employer branding. The role requires close collaboration with sales, executive leadership, talent, vendors, and external partners to increase awareness among railroad and shipper prospects.

Own and develop SOLIDWORKS PDM and broader product lifecycle and manufacturing systems. Responsibilities include PDM administration, engineering release and change control, CAD and product data standards, PDM-to-Odoo integration, automation, user support, and evaluation of MES, quality, and traceability platforms. The role establishes configuration management processes spanning as-designed, as-planned, and as-built product data while partnering with engineering, manufacturing, quality, and supply chain teams.

Support the CEO by managing calendars, inboxes, travel, meetings, communications, confidential information, and follow-ups. Oversee office operations, visitor coordination, internal systems, events, offsites, and space planning. Partner with leadership and the Chief of Staff on special projects while improving executive efficiency and workplace culture.

Develop real-time perception and sensor-fusion software for autonomous battery-electric rail vehicles. Responsibilities include processing lidar, camera, IMU, and GPS data; implementing computer vision, state estimation, calibration, tracking, and optimization algorithms; validating systems in simulation and field deployments; supporting ruggedized sensor hardware; and collaborating across ML, firmware, embedded, and systems engineering teams.