Top Tech Jobs & Startup Jobs in Los Angeles, CA

Leads end-to-end integration, validation, testing, and performance optimization of Open RAN 5G NR base-station solutions. Reviews cellular feature designs, defines system-level test strategies, evaluates interoperability and conformance, investigates complex integration issues, and drives root-cause resolution. Develops test methodologies, automation requirements, benchmarks, technical reports, and integration plans. Provides technical leadership, mentorship, and cross-functional guidance across engineering, product, automation, and customer-facing teams.

Architects and optimizes embedded Layer 2/Layer 3 protocol stack software for 4G/5G cellular systems. Develops new product capabilities, interprets communications standards, troubleshoots complex customer defects, and collaborates with distributed engineering teams to integrate, validate, and improve system performance.

Build and operate a secure, locally hosted LLM platform for enterprise engineering and business use. Responsibilities include model evaluation and optimization, inference serving, RAG and search pipelines, permission-aware retrieval, security controls, evaluation frameworks, observability, safe agent tooling, integrations, CI/CD, reliability, and lifecycle management. The role leads architecture and roadmap decisions while partnering cross-functionally to deliver measurable, production-ready generative AI capabilities.

Lead the architecture and development of a multi-RAT Open RAN digital twin supporting LTE and 5G NR simulation. Integrate production MAC and scheduler software with PHY, channel, UE, traffic, mobility, interference, and network models. Build fidelity tiers, AI/ML evaluation pipelines, reproducible experiments, calibration and validation practices, automated testing, and CI/CD workflows. Improve simulation scalability and reliability while collaborating across wireless, PHY, AI/ML, software, and lab-validation teams.