Top Engineering Jobs in Los Angeles, CA

Leads the design, analysis, testing, and integration of spacecraft electrical power systems, including solar arrays, batteries, power distribution, converters, protection, and power budgets. Owns architecture trades, modeling, design reviews, radiation and reliability analyses, validation campaigns, EGSE, and environmental testing. Collaborates across engineering teams, develops technical documentation, mentors engineers, and ensures high-reliability power systems meet mission requirements.

Design and verify mechanical and structural implementations for Terran R stage fluid systems, including fluid routing, hardware mounts, structural analysis, FEA, and manufacturing integration. The role owns designs end to end, performs trade studies, applies DFM and DFA principles, incorporates 3D printing, collaborates with vendors, and supports fluid system testing and hardware production.

Leads the thermal control systems manufacturing engineering team for spacecraft hardware. Owns manufacturing development, production readiness, build execution, schedules, work instructions, inspection plans, process qualification, and nonconformance resolution. Partners with design, quality, supply chain, technicians, and integration teams to manufacture pumps, fluid loops, coldplates, heaters, and tubing. Mentors engineers, supports hiring, drives design for manufacturability, supplier readiness, root-cause corrective actions, and successful hardware integration.

Build and scale Java backend services, recommendation infrastructure, and data-processing pipelines for Taboola’s performance advertising platform. Design reliable microservices, search and event-driven systems handling billions of events and terabytes of data. Own services end to end, including production monitoring, incident response, root-cause analysis, and continuous improvement. Collaborate with product and architecture teams, manage integration projects, mentor engineers, and use AI-assisted development tools.

Owns development, testing, and integration of GPS-based navigation avionics for a launch vehicle. Responsibilities include RF architecture, telemetry and command systems, antenna deployment, hardware validation, debugging, acceptance and qualification testing, architectural trade studies, cross-functional integration, and mentoring engineers. The role requires expertise in RF fundamentals, GNSS receiver systems, communication protocols, navigation sensor fusion, and mission-critical electronics for harsh environments.

Designs, develops, and executes avionics testing strategies for rocket systems across component, subsystem, and vehicle levels. Responsibilities include system integration, design validation, test planning, troubleshooting, automation, testbed operation, vehicle-level CONOPs, go/no-go criteria, operator manuals, console operations, and launch-test data review. The role validates power systems, fault tolerance, vehicle networks, software, and other integrated electrical systems.

Leads the design, integration, fabrication, commissioning, and validation of avionics ground systems supporting engine testing, vehicle integration, and launch operations. The role develops electrical power and communication systems, authors interface and release documentation, performs testing and calibration, and collaborates with vehicle, propulsion, software, safety, and launch teams. Requires extensive aerospace test-system experience and expertise in signal integrity, grounding, shielding, power systems, communications protocols, and data acquisition platforms.

Designs, tests, analyzes, and integrates custom avionics electronics for Relativity Space’s Terran R launch vehicle. Responsibilities span the full hardware lifecycle, including concept development, board bring-up, design verification, qualification, manufacturing, integration, and vehicle operations. The role requires cross-functional collaboration with mechanical, thermal, electrical, software, propulsion, and other engineering teams while ensuring reliable, on-schedule hardware delivery.

Lead the development of Relativity Space’s high-voltage avionics battery testing capability. Define test strategies, build laboratory infrastructure, establish safety procedures, and hire and develop a test engineering team. Oversee pack- and cell-level performance, durability, abuse, destructive, and failure-analysis programs, including battery bring-up, instrumentation, fixtures, data systems, and high-energy test operations.

Designs and executes qualification and acceptance testing for rocket avionics components and systems. Develops test frameworks, simulation circuits, fixtures, harnesses, validation tools, test plans, and procedures. Integrates and operates test rack hardware and software, collaborates with hardware and software engineers to define test requirements, and troubleshoots avionics issues across component and system levels.

Build and operate a distributed telemetry data platform for ingest, processing, indexing, compression, storage, and query. Design APIs, horizontal scaling, fault tolerance, multi-environment deployments, customer data isolation, and high-performance systems supporting petabytes of data and millions of series. Engineers own projects from design through release and operations while solving complex distributed-systems challenges on a small founding team.

Design, build, and maintain blockchain and payments infrastructure; develop scalable microservices and secure RESTful APIs to transfer value across blockchain and banking protocols; integrate with banks and fintech; own system design, testing, deployment, and troubleshooting; ensure reliability, code quality, and strong test coverage while collaborating with product and engineering teams.

Develops ground segment operational products and supports space mission systems through system-level integration, testing, verification, ConOps development, architecture analysis, and cross-functional technical issue resolution. The role requires collaboration across multidisciplinary engineering teams on rapid-prototyping and high-intensity space technology projects.

The role involves designing, implementing, and testing guidance, navigation, and control algorithms for aerospace vehicles, along with developing simulation models and flight software using MATLAB and C/C++. Candidates will collaborate with cross-functional teams to deploy systems in testing and operational phases.

Design, implement, and verify GN&C algorithms and 6-DOF dynamics simulations for spacecraft, re-entry and hypersonic vehicles. Implement/validate flight software (MATLAB/Simulink, C/C++), apply astrodynamics and flight mechanics, support integration, flight test, operations troubleshooting, and collaborate with cross-functional teams to iterate prototypes to flight.

Leads mission systems engineering for first-of-kind space vehicles and missions. Develops physics-based simulations, mission concepts, flight plans, and operational planning tools; supports system trade studies, technology integration, and performance verification. Collaborates with multidisciplinary teams, customers, and subject matter experts while presenting technical reviews and leading integrated development efforts across space and ground systems.

Lead design, qualification, and integration of spaceflight wire harnesses. Provide technical oversight, troubleshoot manufacturing/testing issues, develop documentation, mentor junior engineers, and support RF/high-speed media and EMI/EMC considerations while ensuring security and configuration control.

Lead wire harness design, documentation, and installation for space and launch vehicles. Coordinate with cross-functional teams, perform system integration and troubleshooting, support manufacturing and testing, mentor junior engineers, and maintain configuration, security, and compliance throughout product lifecycle.

Designs, develops, integrates, tests, and sustains satellite ground and mission control systems. Responsibilities include defining hardware and software requirements, developing integration and test plans, supporting customer and government-furnished systems, leading mission-control testing, designing mission data interfaces, supporting on-orbit operations, and contributing to proposals. The role is fully onsite and requires an active U.S. Secret clearance and U.S. citizenship.

Designs, develops, integrates, verifies, and supports special test equipment for space electronics. Responsibilities include hardware or software test system development, automated test software, circuit design, prototyping, troubleshooting, root-cause analysis, qualification testing, configuration management, equipment selection, and technical proposal support. The role collaborates with engineers, technicians, and program leads and is fully onsite in El Segundo, California.

Develops and maintains spacecraft system test procedures, automated scripts, and test documentation. Validates scripts using simulators, emulators, test beds, and equipment; supports system-level test setup, execution, data collection, analysis, troubleshooting, and anomaly resolution. The role collaborates with systems engineering, special test equipment teams, and program management while supporting commercial and national security satellite programs.

Leads spacecraft mechanical engineering efforts, establishes technical direction, and develops processes, standards, tools, and design guides. Supports engineering authorities with technical problem-solving and verification testing, provides guidance during design reviews, customer meetings, failure analyses, and trade studies, and audits programs and suppliers for improvement opportunities. Mentors mechanical engineers and advances emerging spacecraft mechanical design technologies.

Leads development, qualification, optimization, and production support for fusion welding processes used on Relativity Space’s Terran R launch vehicle. Responsibilities include authoring WPS/PQR documentation, troubleshooting manufacturing issues, conducting root cause analysis, maintaining process controls and inspection criteria, mentoring engineers and technicians, and driving automation and continuous improvement.

Owns reliability and quality engineering activities for Terran R rocket design and production. Responsibilities include build verification, work instruction and process development, nonconformance management, configuration control, root-cause and corrective actions, inspection initiatives, and cross-functional collaboration with engineering, manufacturing, test, and launch teams. The role is onsite for a weekend shift and requires aerospace manufacturing quality experience, familiarity with PLM, MES, ERP, QMS software, and GD&T.

Develops dynamic loads, vibration, shock, and coupled-load analyses for Relativity Space’s Terran R launch vehicle and supporting hardware. Responsibilities include maturing hardware designs, generating load predictions, validating analytical models, developing qualification specifications, guiding structural design and testing, and collaborating across aerospace engineering teams. The role requires mechanics and vibrations knowledge, dynamic-response modeling, testing and instrumentation experience, engineering programming, and data analysis skills.