OTA jobs in Costa Mesa, CA

Sr. Thermal Development and Calibration Engineer

Irvine, California

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Today

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it

Full-time

USD 121,500.00 - 151,900.00 per year

Engineering Intern - Vehicle Homologation (Spring 2027 Co-Op)

Irvine, California

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Today

Full-time

USD 26.00 - 45.00 per hour

Specialist, Systems Engineer - Software Defined Radio

Yorba Linda, California

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 92,500.00 - 171,500.00 per year

Senior Platform Security Engineer, UAS

Huntington Beach, California

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Today

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through

Full-time

USD 150,000.00 - 175,000.00 per year

Senior EW Test & Evaluation Engineer

Torrance, California

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Today

Who we are Neros is a defense technology company rebuilding America's drone industrial base. We design and manufacture high-performance unmanned systems that are tested in combat, iterated at startup speed, and built at massive scale. Our team culture is fast, hands-on, and obsessed with closing the gap between design and deployment. As drones transform the character of warfare, Neros is delivering the systems the West needs to compete on the modern battlefield and deter the adversaries of dem

Full-time

USD 187,000.00 - 261,500.00 per year

Lead RF Test & Integration Engineer

Torrance, California

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Today

Full-time

USD 162,500.00 - 227,500.00 per year

Senior RF Test Engineer

Long Beach, California

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Today

Vast is developing next-generation space stations and space infrastructure using an incremental, hardware-rich, and low-cost approach. Vast is rapidly developing its multi-module Haven Station to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Haven Demo's 2025 success made Vast the only operational commercial space station company

Full-time

USD 120,054.00 - 171,108.00 per year

Embedded Software Engineering Intern (2027 Summer Internship)

Torrance, California

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Today

About Northwood: Northwood is a modern space infrastructure company bringing the benefits of space to the masses through advanced communications technology. We are building a global network of phased array ground stations that enable real-time, reliable communication for satellite missions such as national security, global connectivity, and disaster response. With a vertically integrated approach, Northwood designs, builds, and rapidly deploys scalable systems that power the next generation of

Full-time

Senior Software Engineer

Torrance, California

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Today

Job Title: Senior Software Engineer (Embedded Firmware & Connected Vehicles) Role Overview We are seeking an experienced, visionary, and hands-on Senior Software Engineer to play a pivotal role in the design, development, testing, and release of advanced software-defined vehicle platforms and embedded firmware solutions. In this role, you will partner with skilled developers and cross-functional engineering teams to drive our digital and vehicle engineering roadmap from concept to production.

Full-time

USD 166,400.00 - 178,900.00 per year

New Remote Opportunity: Firmware Engineer | 6 Months + Extension

Remote or Massachusetts

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Today

Job Description Firmware Engineer Location: Remote Position Type: Contract Contract Duration: 6 Months with possibility of extension Position Overview The Firmware Engineer will be responsible for maintaining and updating firmware on four proprietary hardware devices critical to the operations of the Demand Response business. These devices support remote energy monitoring, control equipment toggling, and secure communication with central servers and dispatch platforms. This role requires a deta

Full-time

Senior IT Solutions Architect, Business Development

Remote

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Today

Job ID: 2616908-OTHLOC-043 Location: Remote Work, VA, US Date Posted: 2026-09-21 Category: Information Technology Subcategory: Enterprise Architect Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: ORA_REMOTE Description SAIC is searching for a Senior IT Architect with strong desire to build excellence in the Growth organization by improving the performance of both

Full-time

USD 160,001.00 - 200,000.00 per year

AI Engineer/Architect

Remote

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Data Science and Data Engineering Job Qualifications: Skills: AI Architecture, AI Systems, Cloud Development, Innovation, Taking Initiative Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Own your opportunity to turn data into measurable outcomes for our customers'

Full-time

USD 149,469.00 - 201,250.00 per year

Senior Software Engineer, Android

Remote

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Today

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. At Toast, we are committed to empowering our customers by providing the technology, resources, and community they need to thrive. While our roots are in food service, we are rapidly expanding into adjacent markets and international territories. Our mission is to build a world-class Device Management platform th

Full-time

USD 159,000.00 - 254,000.00 per year

Software Engineer - Mobile Platform

Remote

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Today

Job Description How do you fit in? As a Software Engineer on Mobile App Platform, you'll split your time between the shared systems that power our app, architecture, tooling, and conventions that every feature team relies on, and customer-facing feature work within the app itself. You'll ramp into ownership as you build context: early on that looks like contributing to platform decisions and pairing with existing owners, and over time you'll be the one setting direction. You set the bar for wh

Full-time

USD 120,000.00 - 140,000.00 per year

Network Administration and Operations Engineer

Remote or Anniston, Alabama

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Today

The Force Protection Division is seeking a Network Administration & Operations Engineer to support the design, implementation, integration, operation, and sustainment of the network infrastructure supporting the Rock Island Arsenal (RIA) Increased Access OTA Prototype. The successful candidate will serve as the network engineering lead responsible for building and maintaining the communications backbone that enables the integration of multiple commercial, Government, and third-party technologies

Full-time

USD 50,700.00 - 91,650.00 per year

Principal Engineer, Mobile

Remote or Washington

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Today

ABOUT SLATE At Slate, we're building safe, reliable vehicles that people can afford, personalize and love-and doing it here in the USA as part of our commitment to reindustrialization. The spirit of DIY and customization runs throughout every element of a Slate, because people should have control over how their trucks look, feel, and represent them. Who We Are Looking For Slate is looking for a Principal Engineer to anchor the technical depth of the Mobile Experience pod. This is the senior-mo

Full-time

USD 202,610.00 - 337,684.00 per year

Staff or Senior Firmware Engineer

Remote or California

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Today

Who we are Samsara (NYSE: IOT) is the pioneer of the Connected Operations Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations. At Samsara, we are helping improve the safety, efficiency and sustainability of the physical operations that power our global economy. Representing more than 40% of global GDP, these industries are the infrastructure of our planet, i

Full-time

USD 162,400.00 - 290,000.00 per year

Senior Embedded Linux Engineer

Torrance, California

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Today

Full-time

USD 165,000.00 - 231,000.00 per year

Staff Firmware Engineer, AI Native

Remote

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Today

About Life360 Life360's mission is to keep people close to the ones they love. Our category-leading mobile app, Tile tracking devices, and Pet GPS tracker empower members to protect the people, pets, and things they care about most with a range of services, including location sharing, safe driver reports, and crash detection with emergency dispatch. Life360 serves approximately 102.4 million monthly active users (MAU), as of June 30, 2026, across more than 180 countries. Life360 delivers peace

Full-time

USD 143,000.00 - 261,500.00 per year

Incident Management Support Engineer – Automotive

Irvine, California

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Today

We are seeking an experienced Incident Management Support Engineer with a strong background in automotive technology, connected vehicle platforms, and telematics operations. The ideal candidate will have proven experience managing critical production incidents in a 24/7 support environment and coordinating cross-functional teams to restore services within defined SLAs. Key Responsibilities: Lead the investigation and resolution of critical P1/P2 incidents in production environments. Coordinat

Easy Apply

Third Party, Contract

Depends on Experience

OTA jobs in Costa Mesa, CA, USA