Staff Engineer jobs in Los Angeles, CA

The Staff Propulsion Test Engineer will architect, build, and operate propulsion test infrastructure, including mechanical, fluid, and control systems. They will lead test campaigns, analyze performance data, and continuously improve test operations to accelerate propulsion development.

Design and build internal review tools and interfaces for human supervision of AI agents to monitor model behavior and prevent misuse. Surface abuse patterns to research teams through advanced visualizations and maintain robust frontend architecture for sensitive data.

Lead the engineering development of complex, zero-to-one mobile initiatives and define user experiences for Slack's major product opportunities. Partner with product and design teams to translate ambiguous problems into performant, reliable, and shipped features.

Lead the technical direction and architecture of the iOS SDK while ensuring high performance, reliability, and maintainability. Collaborate with cross-functional teams to solve complex production issues and mentor engineers through design and code reviews.

Lead the engineering development of complex mobile experiences for Slack, driving initiatives from early technical exploration to production rollout. Partner with product and design teams to prototype new features while setting best practices for mobile development and mentoring senior engineers.

Lead the engineering development of complex mobile initiatives and define user experiences for new product opportunities. Partner with product and design teams to translate ambiguous problems into fully functional, high-quality prototypes and shipped features.

Lead the engineering development of complex, zero-to-one mobile initiatives and feature prototypes to shape the future of Slack's mobile product. Partner with product and design teams to drive technical strategy, ensure high-quality production rollouts, and mentor senior engineers.

Lead sustaining engineering projects for global medical device portfolios while ensuring compliance with regulatory and clinical requirements. Drive design improvements and technical assessments through collaboration with cross-functional teams including Quality, Regulatory, and Manufacturing.

The Staff Enterprise Security Engineer will lead the architecture and delivery of enterprise security capabilities, including data loss prevention, zero-trust networks, and endpoint protection. They will also define risk mitigation strategies, automate security guardrails, and collaborate cross-functionally to maintain high cybersecurity standards.

Design and build scalable telemetry ingest and storage pipelines to provide deep visibility into system behavior across multi-cluster infrastructure. Own and evolve core observability platforms while partnering with research and engineering teams to improve operational reliability and incident response.

You will lead the technical direction and strategy for foundational machine learning capabilities, including visual representation learning and multimodal content understanding. This involves driving high-impact scientific initiatives from research through to productionization and cross-functional adoption.

You will own the systems-level reliability and performance of high-throughput bare-metal and cloud infrastructure. Responsibilities include leading incident response, automating infrastructure lifecycle management, and maintaining high availability across global fleets.