Top Tech Jobs & Startup Jobs in Los Angeles, CA

Lead design, analysis, testing, and implementation of storable liquid propellant systems. Architect fluid systems, plan and execute propellant/pressurization tests, resolve technical issues, coordinate across engineering, manufacturing, and operations, and lead small teams on propulsion development programs.

Lead design, analysis, and tuning of robust flight control algorithms for upper stages and landers. Produce stability analyses and verification data, contribute to GNC flight and simulation software, use SITL/HITL for evaluation, create GNC tools, mentor engineers, and communicate designs across teams to enable propulsive missions.

Lead design, installation, operation, and maintenance of cryogenic and industrial gas systems for spacecraft manufacturing and testing. Own system specifications, P&IDs, procedures, commissioning, troubleshooting, vendor management, and cross-functional coordination while ensuring compliance with safety codes and standards.

Design, analyze, build, and test high-performance turbomachinery for liquid rocket engines. Perform 1-D sizing, detailed flowpath and structural analyses for inducers, impellers, turbines, seals, bearings, and coolant paths. Collaborate with design, build, and test teams to ensure manufacturability, reliability, and successful turbopump production and testing.

Design, analyze, build, and test high-performance turbomachinery for liquid rocket engines. Perform 1-D sizing and detailed flowpath design for inducers, impellers, turbines, and secondary fluid paths; conduct structural analyses; ensure manufacturability, reliability, and successful turbopump manufacturing and testing while collaborating with design, build, and test teams.

Assess and interpret customer contracts for appropriate US GAAP accounting (ASC 606), support revenue recognition and milestone billing alignment, maintain technical accounting memoranda, assist month-end close and GL maintenance, reconcile contract-related balances, support audits, and partner cross-functionally to improve processes and ERP/financial system implementations.

Lead technical accounting for revenue recognition (ASC 606) by reviewing customer contracts, assessing billing milestones and accounts receivable timing, preparing technical memos, supporting monthly close and reconciliations, aiding audits, and partnering with Contracts, Program Management, and Billing to improve processes and ERP/financial systems.

Lead physics-based feasibility and mission architecture definition for orbital transfer vehicles. Rapidly iterate CONOPS, trajectories, and system-level trade studies; partner with BD and engineering; engage customers; identify and bound technical risks to ensure executable mission requirements.

Design, build, test, and integrate primary and secondary spacecraft structures and mechanisms from concept through launch. Own hardware development roadmap, perform calculations and FEA, produce drawings, generate test plans, work with manufacturing and cross-functional teams, and manage hardware maturity and documentation.

Develop and maintain high-fidelity physics-based simulations of space vehicle dynamics, sensors, actuators, and propulsion. Integrate simulations with HIL testbeds, validate models against test data, support system-level analysis, verification, and mission planning, and contribute simulation tools.