All Jobs in Rancho Santa Margarita
Browse 1747 exciting jobs hiring now. Apply to positions such as Administrative Assistant, Customer Service Representative, Sales Associate, and more. Enhance your career potential by exploring diverse opportunities in various sectors. Discover full-time, part-time, freelance, or work-from-home positions in the job market. Be sure to also check out jobs in Lake Forest, Mission Viejo and Laguna Niguel.
Mattel Game Studios is hiring an analytical Associate Manager of Performance Marketing to drive multi-channel user acquisition and ASO for mobile F2P games and scale global growth.
Lead opto-mechanical engineering for ophthalmic diagnostic and visualization devices at Alcon's Lake Forest R&D site, driving high-precision designs, validation, and transition to manufacturing.
Toyota is hiring a Stamping Hem Engineer in Georgetown, KY to lead hem die and equipment development, troubleshooting, and installation for new-model stamping programs.
SpaceX seeks a Mechanical Engineer for Starlink Aviation Hardware to lead design, analysis, qualification, and production of aircraft flight hardware from concept to operational deployment.
Lead multidisciplinary teams delivering large highway design-build projects for AECOM in Los Angeles, combining technical leadership, client management, and contract oversight.
A hands-on Operations Analysis Intern role at Anduril, applying modeling, simulation, and data-driven analysis to demonstrate the operational value of advanced autonomy and sensor systems.
Lead the Embedded NixOS effort for Anduril’s EW team, building image and deployment infrastructure and performing NixOS bring-up on custom hardware to accelerate delivery of advanced defense capabilities.
The Forum seeks an experienced leader to manage and grow fellowship and grant programs, lead program evaluation, and drive research dissemination across the University and public platforms.
West Anaheim Medical Center is hiring a Certified Phlebotomy Technician I to perform venipuncture, specimen processing, and ED support in a fast-paced acute-care setting.
Senior quality executive needed to lead Irvine and global laboratory operations, standardize best-in-class systems, and ensure regulatory compliance across the organization.
Lead regulatory strategy and NRC licensing execution for Radiant’s portable microreactor as a Regulatory Systems Engineer, integrating technical analyses and guiding cross-functional teams to deliver a complete license application.
CHOC seeks a Resource Specialist at its Orange main campus to help pediatric patients and families access community and hospital services and maintain essential resource linkages.
Lead first-shift machine shop operations and coach teams of CNC operators and people leaders to deliver precision aerospace components for Terran R.
Lead estimating efforts for a regional construction company in Santa Ana, producing accurate cost estimates and coordinating subcontractor bids for successful project delivery.
Lead product development for Lakera Guard's core API and UI, building secure generative-AI features for enterprise customers at a fast-growing AI security company.
Experienced on-site Building Manager needed to oversee multiple Los Angeles properties, manage work orders and vendor relationships, ensure building security, and deliver excellent resident service.
Reacher seeks a hands-on Junior Full Stack Engineer to design and deliver end-to-end features (Python/FastAPI + React) for a fast-moving, product-first startup in the creator-economy and e-commerce space.
A strategic leader is sought to direct long-term business planning, financial modeling, and cross-functional execution for TransGrid Energy’s utility-scale BESS and PV portfolio.
Pilot Company seeks an Inside Account Manager I to manage assigned fuel accounts, grow volume and margins, and serve as the first point of contact for customer needs and technical inquiries.
Complex is hiring a detail-oriented Staff Accountant in Los Angeles to manage month-end close, reconciliations, partner reporting, and day-to-day accounting tasks.
Provide critical respiratory and sleep care for veterans at the VA Greater Los Angeles Healthcare System as a full-time Registered Respiratory Therapist, including roles for clinicians with polysomnography credentials.
The Rinks is hiring a Vice President of Human Resources to lead HR strategy and operations for its Southern California rink network, ensuring a best-in-class employee experience and supporting growth across multiple facilities.
Lead architecture and build the backbone of Spark, a Bitcoin-native Layer 2 payments network at Lightspark, as a hands-on Senior Staff Engineer focused on high-availability, low-latency distributed systems.
NBCUniversal seeks a Manager, Device Partner Marketing to lead device platform marketing and partnership strategy for Peacock, driving growth and cross-platform campaign execution across major streaming devices.
Lead an onsite resort sales team for Travel + Leisure Co., driving daily sales, coaching associates, and ensuring outstanding customer experiences while holding a CA real estate license.
Design mission-focused software interfaces as a Product Design Intern at Anduril, owning feature workflows from discovery to implementation for autonomous and C2 systems.
Northwood is hiring an Accounts Payable & Receivable Specialist to manage invoice processing, collections, reconciliations, and month‑end support for a fast-paced space infrastructure company.
Lead client implementations of Experian Health revenue cycle solutions remotely, applying healthcare revenue cycle expertise and project management skills to optimize product adoption and client workflows.
Lead product strategy and execution for Experian Mortgage's core credit products, partnering across the business and with external clients to grow revenue and improve customer experience.
Lead and mentor the store team at Altar'd State's Town Center at Boca location to deliver exceptional guest experiences, strong visual merchandising, and reliable operational execution.
Lead strategic sourcing and supplier management for energetics at a fast-moving defense technology company to ensure resilient, cost-effective supply for product development and production.
Work on the EW team to build and operate embedded NixOS-based build and deployment infrastructure and perform hardware bringup for advanced AArch64 platforms.
Shield AI is hiring a Staff Requirements Engineer to author, manage, and validate testable software requirements and system models for the Hivemind Enterprise autonomy SDK in support of safety-critical robotic platforms.
Lead Epirus’s classified information system security efforts, managing current ATO systems and driving future ATO/IATT/ATC processes while supporting classified programs.
OVG seeks a detail-oriented People & Culture Coordinator at Acrisure Arena to manage onboarding, benefits support, HRIS recordkeeping, and employee relations across multiple venue entities.
Lead energetics sourcing and supplier strategy at Anduril to secure critical explosive components and drive cost, quality, and supply-chain resilience for defense products.
Provide part-time onsite industrial sports medicine and ergonomic care for client employees as an Athletic Trainer/Industrial Sports Medicine Professional with Briotix Health in St. Charles, IL.
Shriners Children's Southern California seeks a Per Diem Licensed Vocational Nurse to deliver pediatric outpatient nursing care and support clinical procedures in a family-centered ambulatory surgical setting.
Med/Surg Registered Nurse (RN) needed at Centinela Hospital Medical Center in Inglewood to provide skilled inpatient nursing care on the 7E unit during day shifts.
Lead the product vision and lifecycle for head-worn wearable and mixed-reality hardware at Anduril, driving cross-functional delivery from concept to fielded systems.
Lead the Rancho Cucamonga admissions team at Universal Technical Institute to drive enrollment and student success through strategic leadership, coaching, and cross-functional collaboration.
Relativity Space seeks a Staff Avionics Space Survivability Engineer to lead survivability testing and failure analysis for Terran R avionics hardware across ascent-to-orbit environments.
Good World Creative (Live Nation) seeks a highly organized Creative Operations Coordinator to manage production logistics, asset workflows, and scheduling for artist and brand campaigns.
Provide outpatient psychotherapy as a fully licensed LPC in LifeStance Health’s San Marcos hybrid clinic, delivering evidence-based care with strong administrative support and generous compensation.
LifeStance Health seeks a licensed PhD/PsyD Clinical Psychologist in Anaheim to provide evidence-based assessment and psychotherapy across outpatient and telehealth settings.
Join Anew Era TMS & Psychiatric as a Medical Receptionist to provide welcoming front-desk support, manage scheduling and patient communications, and help maintain efficient clinic operations.
Support store operations and drive sales as an Assistant Store Manager at Kay Jewelers' Southbay Pavilion location while coaching team members and ensuring an outstanding customer experience.
Machina Labs is hiring a Senior Frontend Engineer to build React/TypeScript interfaces and 3D visualization components for real-time robotic manufacturing systems.
Mission Healthcare is hiring a Healthcare Billing / Collections Specialist in San Diego to manage payer collections, resolve billing inquiries, and support accurate reimbursement for home health services.
Discovery Behavioral Health is hiring a PRN Mental Health RN to provide onsite nursing care, medication management, and clinical assessments at our Crownsville residential treatment center.
