Top Tech Jobs & Startup Jobs in Los Angeles, CA

Design, build, and mature mixed-signal electrical prototypes for a space-grade motor controller and electromechanical system. Responsibilities include analog and digital circuit design, PCB and component selection, test and validation, vendor coordination, documentation (BOMs, ICDs, test procedures), and cross-functional integration to advance prototypes toward a 2-year flight demonstration.

Hands-on engineer for bring-up, testing, debugging, and validation of circuit cards and electronics assemblies for spacecraft. Develop and execute test plans, troubleshoot with lab equipment, support environmental and qualification testing, design test fixtures and harnesses, coordinate with cross-functional teams, and drive hardware from prototype through system-level integration and production readiness.

Design, develop, integrate, and test circuit cards and electronics hardware for spacecraft and aerospace systems. Own schematic capture, PCB layout, bring-up, debugging, component selection, and validation. Support signal/power integrity, EMI/EMC, thermal and environmental considerations, collaborate with cross-functional teams, and drive hardware through prototype to production.

Lead US social strategy and launch Vilgain9s TikTok and Instagram from zero. Own channel KPIs, produce and edit short-form video, write captions/hooks, maintain brand voice, manage community interactions, and coordinate with HQ, influencer, and e-commerce teams. Track performance, iterate weekly, and support campaigns and TikTok Shop activations.

Oversee payroll and travel expenses management, ensuring compliance with regulations while improving processes across departments for timely and accurate employee compensation.

The Project Manager is responsible for project execution at Numenor, including schedule management, vendor oversight, cost reporting, risk management, and establishing a pod controls function for efficient project delivery.

Sell Reli.'s physical products to B2B buyers and lead commercial go-to-market for Rel.ai software. Build pipelines, document sales processes, manage and hire a growing team, set up CRM and KPIs, and provide product feedback to inform roadmap and growth.

Design and develop electrical systems and drawings using Revit and AutoCAD, including cable tray, conduit, lighting, devices, and circuit layouts. Coordinate cross-discipline models, manage equipment/panel schedules, ensure regulatory and project requirements are met, and mentor junior staff. Work with limited supervision and exercise independent judgment within engineer-defined scope.

Lead delivery of large, complex water/wastewater capital programs. Oversee program teams, strategy, budget controls, schedule, risk, quality, stakeholder engagement, and change management. Mentor staff, interface with senior clients and public officials, and ensure programs meet strategic objectives and performance targets.

Develop integrated partnership and advertising solutions by responding to RFPs, creating branded content and sponsorship concepts, building sales materials, and supporting sales. Translate audience insights and market trends into go-to-market strategies and sales narratives. Collaborate cross-functionally to package content and execute advertiser-facing opportunities.

Edit short-form creator and raw footage into high-volume, ad-ready variants for Meta, TikTok, YouTube, X and other platforms. Create scroll-stopping hooks, apply native-to-feed techniques, adapt formats, iterate on performance signals, and deliver fast organized turnarounds for continuous paid-social testing.

Provide end-to-end product legal counsel for AI music products: partner with product, engineering, and design; advise on IP, copyright, content safety, privacy, data protection, security, and advertising; translate regulatory uncertainty into practical guidance; support launches and operations; and build scaled legal processes to accelerate growth.

Write high-impact paid social copy (hooks, headlines, scripts) for Instagram, Facebook, and TikTok; refine creative briefs; build copy frameworks and AI-powered workflows; run creative tests and iterate using performance data; and expand into email, SEO, and ASO as the role grows.

Lead administration and evolution of the Siemens NX CAD ecosystem: develop standards, automation, Check‑Mate rules, manage large assemblies, reusable libraries, produce manufacturing-ready drawings, enforce best practices, support PDM workflows, and partner with engineers on mechanical parts and complex assemblies for a nuclear microreactor.

Provide hands-on IT support and systems administration across endpoints, identity, network infrastructure, collaboration tools, cloud services, and internal apps. Maintain security, compliance, imaging/patching, monitoring, and documentation to support engineering, manufacturing, and business teams in a regulated, government-facing environment.

Full life-cycle recruiter partnering with hiring managers to source, interview, and hire across functions. Manage requisitions and candidate workflows in the ATS (Greenhouse), coordinate interviews, develop sourcing strategies, and ensure a positive candidate experience from first contact through offer.

Manage day-to-day ecommerce site operations and Shopify/CMS content, configure promotions/discounts, execute product launches and campaigns, perform comprehensive QA and inventory updates, coordinate cross-functional launch timelines, analyze campaign performance, maintain processes and documentation, and recommend optimizations to improve site performance and customer experience.

Manage the creative product launch pipeline across packaging, artwork, and retail programs. Coordinate cross-functional teams, own proofing and approval workflows, lead launch meetings, track timelines/risks, consolidate feedback, and improve processes and tools to ensure timely, accurate asset readiness for product launches.

Perform mission analysis, modeling, simulation, and trade studies for space-based sensing and defense systems. Develop mission and system requirements, CONOPS, technical roadmaps, analytical tools, visualizations, and technical reports. Collaborate with multidisciplinary teams and support customer meetings, program reviews, and technical assessments for national security space programs.