Top Systems Engineer Jobs in Los Angeles, CA

Support development of first-of-kind space vehicles by leading mission modeling, physics-based simulations, and mission planning. Interface with customers, present reviews, develop control algorithms and operational planning tools, and work cross-functionally to converge on integrated spacecraft and ground solutions.

Design, develop, and verify RF, digital, and optical satellite communications payloads. Perform system CONOPS, requirements definition, link and performance analyses, tool development (MATLAB/OOP), integration, test, and supplier oversight across program lifecycle from concept through on-orbit operations.

Lead modelling, simulation, and mission planning for first-of-kind space vehicles. Serve as customer-facing technical lead, develop physics-based mission simulations, flight plans, operational planning tools, and present results to senior leadership while guiding multidisciplinary teams from concept through demonstration.

Support design, integration, verification, and testing of MILSATCOM ground systems. Perform requirements decomposition, system architecture analysis, test planning/execution, and documentation while working in an agile team and receiving mentorship.

The role involves engineering and managing secure network architectures, requiring extensive experience in network design, configuration, and network security technologies.

Lead architecture, analysis, design, testing, and validation of vehicle fluid subsystems for Terran R. Own schematics, component selection/sizing, conduct fluid/thermal analyses, support manufacturing and integrated vehicle testing, and collaborate cross-functionally to ensure system performance.

Lead architecture, integration, and delivery of complex aerospace systems. Drive requirements flow-down, design, verification/validation, test equipment integration, and field issue resolution. Provide technical leadership across multidisciplinary teams, support project execution, and ensure designs meet quality standards and customer needs.

Perform steady-state simulation, modeling, validation, and performance analysis of Environmental Control Systems (ECS/VCS) for various aircraft using Nexsys. Define system requirements, optimize models, support system integration testing, coordinate handoffs across stakeholders, and provide test execution and data analysis support. Travel up to 25%.

Lead spacecraft systems engineering across concept, requirements, design, integration, test, verification, and lifecycle support. Coordinate subsystems, perform trade studies and analyses, apply MBSE, resolve anomalies, manage risk and schedules, and mentor junior engineers to deliver mission-ready satellites.

Serve as technical owner for assigned payload products, focusing on system integration, supplier technical management, interface control, and payload performance. Manage subcontracted development, project scope, schedules, cost estimates, EVM, anomaly resolution, technical trades, and present reviews to leadership. Support on-orbit systems and lead cross-functional efforts in a fast-paced, onsite environment.

As a Senior Mechanisms Systems Engineer, you will lead design and integration of complex mechanical systems, ensuring performance, reliability, and schedule alignment. Responsibilities include defining requirements, leading cross-disciplinary activities, driving development tests, and managing design and test schedules.

Develop, integrate, and verify MILSATCOM ground systems including requirements analysis, interface design, system integration, test and verification. Support test planning/execution, MBSE, agile development, and documentation to ensure ground system meets customer requirements while working onsite and under security/export controls.

Lead or Senior Ground Systems Engineer responsible for designing, integrating, verifying, and testing satellite ground systems. Duties include requirements analysis, interface design, system architecture optimization, test plan/procedure development and execution, system integration and verification, and lifecycle support while following Boeing processes and participating in scaled agile teams.

The IT Systems Engineer designs, develops, and integrates complex systems, focusing on operational support and optimizing system engineering tasks in a collaborative environment.

Design and verify RF, digital, and optical satellite communication systems, develop and validate fixed-point multi-rate DSP architectures, perform link budgets and performance analysis, support ASIC/FPGA system design and prototype demonstrations, and lead integration, verification, and trade studies.

Responsible for fluid system architecture and function for vehicle subsystems, applying expertise in thermodynamics, design, and validation efforts.

The Vehicle Fluid Systems Engineer will manage fluid system architecture for rockets, conduct fluid analyses, and support hardware design and testing.

Lead design, architecture, and implementation of APIs, front-end interfaces, and backend services for satellite and ground systems. Guide Agile/DevSecOps development, CI/CD, automated testing, and security practices; lead code reviews, mentor team members, and own features through full lifecycle to deployment.

Develop SOWs and proposal estimates for aircraft modifications, define starting configurations, assess risks and certification impacts, classify projects per safety requirements, coordinate design groups, and capture lessons learned to improve proposal quality.

As Lead Systems Engineer, you will define and implement mission requirements for space systems, lead cross-functional technical teams, and guide verification efforts, ensuring mission success and operational readiness.

Lead Salesforce and billing platform engineering with an emphasis on AI-driven automation. Build scalable Salesforce solutions (Apex, Flow, LWC), pilot LLM/agent workflows, modernize CI/CD and test automation, support Quote-to-Cash and billing processes, collaborate across product and finance, drive technical debt reduction, and mentor junior engineers.

Contribute to design, build, test, and operation of space vehicle propulsion systems. Perform requirements decomposition, verification/validation, propulsion analysis, interface definition, test support, and on-orbit mission operations and customer support for liquid propulsion subsystems.

Lead systems engineering for space sensing and ground systems: test, analyze, verify, and validate missile warning and remote sensing systems; author requirements, technical specifications, ICDs, integration and test plans; coordinate with clients and teams; support acquisition and deploy resilient space and ground architectures.

Designs, integrates, verifies, and tests satellite ground systems. Develops requirements, interface documents, architecture, test plans, and reports. Performs system analyses for reliability, safety, maintainability, security, and affordability. Works in agile teams, mentors staff, and supports requirements management, system integration, verification, and customer delivery to ensure mission success.

Develop and maintain system architecture models using MBSE (SysML) tools; decompose requirements into functional/logical architectures; support milestone reviews (SRR/SDR/PDR/CDR); derive ConOps via mission threads and use cases; ensure model compliance to customer/internal standards; translate customer reference architectures; mentor teammates and improve MBSE processes and tools.