Top Tech Jobs & Startup Jobs in Los Angeles, CA

Lead the Vanquish test program across laboratory, ground, and flight testing. Responsibilities include test planning, staffing, execution, reporting, risk mitigation, schedule and cost performance, aircraft test modifications, resource forecasting, and leadership of test-site personnel. The role coordinates engineering and operations teams across multiple locations and supports mission objectives, including extended shifts, weekends, and holidays when needed.

Design, develop, verify, and test guidance, navigation, and control algorithms, software, simulations, and control laws for air vehicles. Develop linear and nonlinear dynamic models, integrate hardware- and software-in-the-loop simulations, conduct control-system trade studies, support design reviews, analyze flight-test data, and assist with flight-test activities. The role is fully onsite and requires a Secret clearance and eligibility for Special Program Access.

Provides financial and schedule control for aerospace programs using EVMS, including budgeting, forecasting, earned value analysis, cost risk assessment, variance reporting, estimates to complete, baseline maintenance, and government cost performance reporting. Interfaces with program managers, functional leaders, and control account managers to support monthly reviews, identify risks and opportunities, and develop recovery plans. Requires active Secret clearance and on-site work in Southern California.

Supports aerospace program managers and cost account managers through financial analysis, Earned Value Management, budget baseline development, forecasting, variance analysis, cost risk assessment, and government contract reporting. Maintains cost and schedule integration, prepares estimates to complete and at completion, supports monthly program reviews and CDRL submissions, and uses financial and project management systems to monitor performance and resolve issues.

Leads requirements verification and systems engineering activities for integrated aerospace capabilities. Develops verification plans and reports, coordinates technical reviews and customer approvals, reviews test procedures and data, resolves findings, and supports system definition, integration, and readiness. Collaborates with subject matter experts, responsible engineers, test teams, suppliers, and cross-functional stakeholders across the systems engineering lifecycle.

Northrop Grumman seeks highly cleared Systems Engineers for Level 3 Principal or Level 4 Senior Principal roles supporting spacecraft and other space-system programs. Responsibilities may span systems engineering, architecture, integration and test, requirements, configuration management, reliability, thermal, electrical, RF, optical, and engineering leadership across the product lifecycle. Positions are fully onsite in Redondo Beach or Azusa, California, or Gilbert, Arizona, require SCI access, and involve approximately 10% travel.

Designs, develops, documents, tests, and debugs software applications and systems. Collaborates with hardware and multidisciplinary engineering teams, analyzes user and system requirements, resolves software problems, develops operating-system and utility software, and ensures software standards are met. Roles span junior through senior levels and support national security technologies in a fully onsite environment.

Design, analyze, implement, and verify guidance, navigation, and control algorithms for spacecraft and missile systems. Develop high-fidelity 3-DOF and 6-DOF simulations, sensor and actuator models, flight software, and simulation toolchains. Perform spacecraft dynamics, navigation filtering, control, trajectory optimization, hardware/software-in-the-loop testing, system integration, and performance analysis. Roles are junior to mid-level, fully on-site, require an active U.S. Secret or Top Secret clearance, and involve approximately 10% travel.

Administers complex DoD and international contracts from proposal preparation through negotiation, execution, and fulfillment. Monitors contractual obligations, manages changes, reviews terms and risks, supports competitive proposals, maintains contract data, and collaborates with program, finance, supply chain, technical, and security teams. Builds customer relationships and recommends risk mitigation strategies while ensuring compliance with company policies, legal requirements, customer specifications, FAR, and DFAR.

Administer contracts, support DoD proposal preparation and negotiations, monitor contractual obligations, manage changes and customer activities, assess contractual risks, and ensure compliance with company, legal, customer, FAR, and DFARS requirements. The role collaborates with program management, finance, supply chain, technical, and security teams and requires onsite work with up to 10% travel among Southern California locations.