Top Systems Engineer Jobs in Los Angeles, CA

Leads systems engineering activities for proprietary space programs, including requirements management, system architecture, integration, verification, validation, and testing. Develops test plans, procedures, reports, and ground-segment operational products; resolves cross-functional technical issues; supports mission operations and system performance analysis. The role is fully onsite, uses scaled agile processes, and requires collaboration across multidisciplinary engineering teams.

Designs and integrates fault protection, redundancy, and autonomy architectures for first-of-kind spacecraft and missions. Coordinates stakeholders, customers, and subject matter experts; develops requirements, failure analyses, review packages, and recovery procedures; supports technology integration, spacecraft mission operations, and anomaly response. The role requires broad systems engineering knowledge, cross-functional leadership, occasional after-hours support, and fully onsite work at a designated Boeing location.

Designs and integrates operational concepts for space missions and first-of-kind space vehicles. Coordinates stakeholders, customers, and subject matter experts; supports technology integration; develops leadership review packages; leads system trade studies, architecture development, functional analysis, and cross-segment issue resolution. Applies MBSE tools to capture system architecture and operational concepts while working with multidisciplinary engineering teams. The role is fully onsite and requires occasional after-hours support.

Leads systems engineering activities across requirements management, risk and opportunity management, architecture, interface definition, integration, verification, validation, and testing. Develops ground-system requirements and interface control documents, supports concept of operations and product development, resolves cross-functional technical issues, and applies model-based systems engineering and scaled agile practices to deliver space and defense capabilities.

Oversee optical systems for space missions, including EO/IR sensors, laser systems, and optical communications payloads. Develop mission requirements, model and simulate optical performance, conduct ground and on-orbit testing, manage interfaces and suppliers, coordinate complex technical projects, and support proposals. The role also involves optical hardware calibration, performance validation, data processing, link-budget development, and mentoring engineers.

Leads end-to-end systems verification and validation for complex aerospace and defense programs. Develops verification strategies, plans, procedures, traceability matrices, compliance documentation, status reports, metrics, and dashboards. Applies MBSE and Lean engineering practices, collaborates across software, hardware, test, quality, manufacturing, and program teams, supports technical and customer reviews, mitigates verification risks, and mentors junior systems engineers.

Leads systems engineering activities for space and ground systems, including requirements development, architecture, integration, verification, validation, testing, and operational product development. Resolves cross-functional technical issues, supports mission operations and system security analyses, applies model-based systems engineering and scaled agile practices, and mentors engineers. The role is fully onsite and requires an active U.S. Top Secret clearance or qualifying background investigation eligibility.

The Ground Systems Engineer will develop and verify satellite ground systems, engage in design trade studies, and support integration and testing processes against customer requirements.

Develops ground-segment operational products for space systems, supports mission-level system threads, and performs ground and system integration and testing. Creates test procedures, conducts verification tests, contributes to concepts of operations and product design, analyzes system architectures, and resolves cross-functional technical issues. The role requires collaboration across engineering disciplines and experience with space systems, software verification, scripting, configuration management, and Agile processes.

Own vehicle fluid subsystem architecture, schematics, control schemes, component sizing, and fluid and thermal analyses. Lead design and manufacturing reviews, define validation test objectives and campaigns, and support integrated vehicle testing and launch operations. Apply systems engineering, thermodynamics, fluid dynamics, heat transfer, and modeling tools to develop and validate rocket propellant, pressurant, pneumatic, and related fluid systems.

Own vehicle fluid subsystem architecture, schematics, controls, component selection, and sizing. Perform fluid and thermal analyses using analytical and modeling methods. Lead design and manufacturing reviews, define validation objectives, support test campaigns, and contribute to integrated vehicle testing and launch operations for Terran R.

Design, build, integrate, and validate electromechanical ground support and test systems for vehicle engine and launch operations. Collaborate with avionics, propulsion, structures, test, and software teams, oversee fabrication and bring-up, author ICDs and release drawings, and ensure compliance with safety and ground-systems standards.

Design, develop, model, integrate, validate, and test environmental control systems for commercial, regional, business, and military aircraft. Develop ECS performance simulations and steady-state models, conduct thermodynamic, heat transfer, and fluid mechanics analyses, define system requirements, validate models against test data, and collaborate with cross-functional hardware and software engineering teams.

Designs, develops, models, integrates, and tests environmental control systems for commercial, regional, business, and military aircraft. Responsibilities include ECS performance modeling, thermodynamic, heat transfer, and fluid mechanics analyses, requirements definition and validation, system integration test support, model calibration, documentation, and coordination with internal and external stakeholders.

Designs, develops, and integrates aircraft Environmental Control Systems. Responsibilities include developing and validating ECS performance models, conducting thermodynamic, heat transfer, and fluid mechanics analyses, defining system and equipment requirements, optimizing and documenting steady-state models, integrating hardware and software, and performing system verification, validation, and testing.

Develops and integrates end-to-end space systems, managing external interfaces, requirements, verification planning, architecture models, CONOPS, system design documents, trade studies, test plans, and operational evaluation. Maintains requirements traceability and verification matrices, supports system-level selloff, and collaborates with customers, contractors, program offices, and interdisciplinary technical teams. The role is fully onsite in El Segundo, California, with infrequent local travel.

Leads development of MILSATCOM ground mission planning systems, including requirements analysis, architecture and interface design, integration, verification, testing, and customer demonstrations. Coordinates system performance requirements, risk and opportunity management, technical analyses, quality attributes, and cross-functional issue resolution. Collaborates with suppliers, contractors, government customers, and integrated product teams while mentoring engineering staff and leading technical reviews and documentation. The role is fully onsite in Seal Beach, California, requires an active Secret clearance, U.S. citizenship, and domestic travel as needed.

Lead architecture, integration, verification, and validation for complex aerospace mechanical systems. Provide technical leadership across control systems integration, test and development equipment, and field issue resolution. Collaborate with multidisciplinary engineering teams, program managers, stakeholders, and customers while ensuring compliance with quality standards. Drive technical problem-solving, communicate complex concepts clearly, and support project execution against scope, schedule, and performance targets.

As a Data and Control Systems Engineer, you will design, build, and integrate data systems for testing rocket components, work closely with technicians, and collaborate with operations and software teams to automate hardware control.

Lead design, build, integration, and validation of ground test and launch support systems for avionics and flight hardware. Collaborate cross-functionally to develop robust electrical and electromechanical systems, author interface control documents and drawings, oversee fabrication and bring-up, and ensure safety and operability during engine test, vehicle integration, and launch.

Designs and integrates complex mechanical systems, supports architecture trade studies, and develops, validates, and verifies system requirements. The role creates verification and qualification plans, coordinates component and analysis teams, presents technical findings, oversees testing, and maintains traceable technical documentation. It requires aerospace systems engineering expertise, knowledge of mechanical and thermal disciplines, requirements management tools, Model-Based Systems Engineering, and environmental testing experience. The position is hybrid in Torrance, California, with no relocation offered.

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.

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.

Design, build, monitor, and maintain large-scale Linux infrastructure supporting distributed S3-compatible object storage across multi-cloud environments. Responsibilities include kernel and storage optimization, network and hardware troubleshooting, automation with Chef or Ansible, observability, forecasting capacity, technical leadership, project coordination, mentoring, documentation, and on-call support.

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.