Mid Level Thermal Engineer jobs in Los Angeles – Browse 1,077 openings on RoboApply Jobs

Mid Level Thermal Engineer jobs in Los Angeles

Open roles matching “Mid Level Thermal Engineer” with location signals for Los Angeles. 1,077 active listings on RoboApply Jobs.

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Apex Technology Inc. logo
Mid-Level Thermal Engineer

Apex Technology Inc.

Full-time|On-site|Los Angeles

The aerospace industry is witnessing an unprecedented demand for spacecraft, driven by the increasing number of launch vehicles and reduced costs of sending payloads into space. This surge in commercial payload companies has generated a significant need for advanced spacecraft platforms, specifically satellite buses, which are designed to transport our clien…

Apr 30, 2026
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Apex Technology Inc. logo
Senior Thermal Engineer

Apex Technology Inc.

Full-time|On-site|Los Angeles

In the rapidly evolving aerospace sector, spacecraft are the forefront of innovation and exploration. With the recent surge in launch vehicles and decreasing costs to access orbit, a multitude of companies are emerging to deploy payloads into space.For the first time, the confluence of these payload companies and reduced launch expenses has generated an unprecedented demand for commercial spacecraft platforms, commonly referred to as satellite buses. These essential structures house our clients' payloads and are deployed on launch vehicles.At Apex, we specialize in the mass production of these satellite buses, leveraging advanced software, vertical integration, and manufacturing-tailored hardware. Our spacecraft are pivotal in shaping the future of various applications, from Earth observation to communication and beyond.Join us in our mission to provide humanity with access to the cosmos beyond our planet.

Oct 30, 2025
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Observable Space logo
Full-time|On-site|Los Angeles, CA

At Observable Space, we are at the forefront of space exploration, providing essential tools for organizations to thrive in the cosmos. Our innovative solutions include a unique combination of hardware and software products that enable real-time observations of space. As a leader in advanced telescope design and manufacturing in the United States, we cater to various sectors, including commercial, scientific, educational, and governmental organizations, as well as astronomy enthusiasts eager to explore the universe.Supported by esteemed institutional investors such as Upfront Ventures, Oceans Ventures, Venrex, Marlinspike Partners, and Embedded Ventures, we are committed to pushing the boundaries of space technology.Role OverviewWe are looking for a passionate and skilled Senior Spacecraft Thermal Engineer to join our dynamic team. In this pivotal role, you will be responsible for the design and development of advanced thermal control systems for both telescope platforms and spacecraft. You will collaborate with a diverse team of optical, electrical, mechanical, and software engineers to ensure optimal thermal performance and stability for both ground-based and future space-based applications.

Apr 3, 2026
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K2 Space Corporation logo
Full-time|On-site|Los Angeles, CA

Role Overview K2 Space Corporation is hiring a Principal Thermal Design Engineer in Los Angeles, CA. This role focuses on designing and implementing thermal solutions for advanced space systems. The position calls for deep experience in thermal engineering and a strong drive to solve complex technical challenges.

Apr 18, 2026
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K2 Space Corporation logo
Full-time|$100K/yr - $140K/yr|On-site|Los Angeles, CA

At K2 Space Corporation, we are revolutionizing the satellite industry by designing and manufacturing the largest and most powerful satellites ever launched. With an impressive backing of $450 million from top investors such as Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, and Alpine Space Ventures, along with an additional $500 million in signed contracts with commercial and U.S. government clients, we are at the forefront of the new era of space exploration.As the demand for heavy-lift launch vehicles grows, we are committed to advancing spacecraft technology to meet the needs of a rapidly evolving market. Our satellites are engineered to endure the most extreme radiation environments while maximizing the capabilities of today’s heavy launch vehicles, thereby offering unparalleled performance at constellation scale across various orbits.With ambitious launch plans through 2026 and 2027, we are not just building satellites; we are paving the way for humanity's expansion into the solar system, aiming to evolve into a Kardashev Type II civilization. If you are a driven professional who excels in a dynamic environment and is eager to contribute to the success of a pioneering Series C space startup, we encourage you to apply.

Jan 22, 2026
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K2 Space Corporation logo
Full-time|On-site|Los Angeles, CA

Join K2 Space Corporation as a Principal Thermal Control System (TCS) Design Engineer and play a critical role in the design and implementation of cutting-edge thermal control systems for space applications. You will be tasked with leading projects that involve innovative thermal management solutions, collaborating with cross-functional teams to ensure system performance and reliability.

May 1, 2026
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Lewis Associates logo
Full-time|On-site|Los Angeles

Join Lewis Associates as a Mid-Level Real Estate Associate where you will play a pivotal role in our dynamic team. You will be involved in various aspects of real estate transactions, providing exceptional services to our clients while honing your expertise in the field.

Nov 17, 2014
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K2 Space Corporation logo
Full-time|$140K/yr - $175K/yr|On-site|Los Angeles, CA

At K2 Space Corporation, we are revolutionizing satellite technology by creating the largest and most powerful satellites ever launched, paving the way for unprecedented performance in every orbit. With the backing of $450 million from top-tier investors like Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, and Alpine Space Ventures, in addition to $500 million in signed contracts with commercial and U.S. government clients, we are committed to mass-producing the most advanced satellite platforms for missions ranging from Low Earth Orbit (LEO) to deep space.As the industry evolves with the advent of heavy-lift launch vehicles, we believe it marks a shift from mass constraints to mass abundance, necessitating a new class of spacecraft. Our satellites are engineered to withstand the harshest radiation environments and fully leverage the capabilities of today’s and tomorrow’s powerful rockets, delivering unmatched performance at constellation scale across multiple orbits.With numerous launches anticipated through 2026 and 2027, we are on a mission to expand our solar system and aspire to become a Kardashev Type II (K2) civilization. If you are a driven individual who thrives in a fast-paced environment and are eager to contribute to the success of a pioneering Series C space startup, we invite you to apply.

Feb 28, 2026
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FirstSteps for Kids logo
Full-time|$28/hr - $31/hr|On-site|6767 Forest Lawn Dr Los Angeles, CA 90068

FirstSteps for Kids supports children with autism and related learning differences, working alongside families to help each child reach important milestones. The team uses evidence-based behavior analytic treatments and values a collaborative, supportive workplace where ongoing training and mentorship are priorities. Developing future clinical leaders is a key focus, with an emphasis on celebrating progress together. Role overview The Mid-Level ABA Supervisor I (Program Manager) position is based at 6767 Forest Lawn Dr, Los Angeles, CA 90068, serving the San Fernando Valley area. In this role, supervisors help children build communication, social, and academic skills. The work involves supporting children as they learn new words, form friendships, and navigate school environments. Main responsibilities Support case management under the guidance of Board Certified Behavior Analysts (BCBAs) Work directly with children to implement the FirstSteps ABA model Participate in a comprehensive training program led by experienced clinicians Assist BCBAs with case management tasks after completing training Provide supervision in a center-based setting and lead social skills groups Collaborate with caregivers to encourage client growth Review and analyze client data to guide treatment planning Support the professional development of RBT Instructors

Apr 27, 2026
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Apex Technology Inc. logo
Full-time|$115K/yr - $145K/yr|On-site|Los Angeles

At Apex Technology Inc., we are leading the charge in addressing the critical needs of the aerospace industry through innovative spacecraft solutions. As the demand for commercial payloads in orbit surges, we are at the forefront of creating advanced satellite buses that support various applications, from Earth observation to communications.Our satellite buses are designed for mass production, integrating cutting-edge software, vertical manufacturing processes, and robust hardware to ensure optimal performance. Join us as we empower humanity to explore the cosmos and enhance life on Earth.About the RoleWe are looking for a talented Mechanical Design Engineer to join our dynamic satellite engineering team. In this pivotal role, you will be responsible for crafting mechanical designs and models for satellite structures, subsystems, and components. Your expertise will be crucial in conducting structural analyses to guarantee performance and reliability while optimizing designs for weight, material selection, and manufacturability.

May 14, 2025
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Apex Technology Inc. logo
Full-time|On-site|Los Angeles

The aerospace industry faces an unprecedented demand for innovative spacecraft solutions. With the advent of new launch vehicles and decreasing costs of access to orbit, a plethora of companies are emerging to deliver payloads into space.Now more than ever, the commercial sector requires advanced spacecraft platforms, often referred to as satellite buses. These vital structures house customer payloads and are deployed via various launch vehicles.At Apex Technology Inc., we manufacture these satellite buses at scale, leveraging cutting-edge software, integrated manufacturing processes, and hardware designed for optimal production efficiency. Our spacecraft play a crucial role in advancing human capabilities, from earth observation to communications and beyond.We invite you to join our mission to expand humanity's reach into the cosmos.About the RoleWe are looking for a skilled Spacecraft GNC Engineer to become part of our dynamic team. You will lead the design of the Guidance, Navigation, and Control (GNC) system, encompassing both hardware and software elements to address the positional, attitude, stability, and knowledge requirements of our satellite buses. This role offers a unique opportunity to contribute to the design from the ground up and influence design trades across the vehicle architecture. Your innovative mindset will be pivotal in pushing the boundaries of design and performance, making a significant impact in the aerospace industry. This position reports directly to the Director of Spacecraft.Responsibilities:Create and implement GNC algorithms for satellite systems, including attitude and orbit determination and control, as well as precision pointing.Conduct spacecraft dynamics analysis and perform simulations to assess system performance, stability, and accuracy.Design, develop, and test spacecraft control systems, including reaction wheels, thrusters, and magnetic torquers, to fulfill mission objectives.Collaborate with spacecraft and payload engineers to establish system requirements and ensure GNC system compatibility and integration.Perform trade studies and recommend optimal GNC configurations, considering power consumption, mass, and cost.Develop and execute test plans and procedures for GNC systems, including system-level testing, performance evaluation, and anomaly resolution.Analyze and interpret spacecraft telemetry data to diagnose and troubleshoot issues.

Jan 5, 2026
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Apex Technology Inc. logo
Full-time|$125K/yr - $155K/yr|On-site|Los Angeles

The aerospace industry is facing unprecedented challenges, particularly in the realm of spacecraft. With the growth of launch vehicles and decreasing costs to access orbit, a surge of companies is emerging to send payloads into space.This historical influx of payload providers, coupled with reduced launch expenses, has created a significant demand for commercial spacecraft platforms, namely satellite buses. These platforms are essential for housing payloads and are utilized aboard launch vehicles.At Apex Technology Inc., we manufacture these satellite buses at scale by leveraging a unique blend of software, vertical integration, and purposefully designed hardware for production. Our spacecraft are pivotal in driving the future of various sectors, from earth observation to communications and beyond.Join us in our mission to provide humanity with access to the vast expanse of the galaxy beyond our planet.

Mar 28, 2025
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Apex Technology Inc. logo
Full-time|$125K/yr - $155K/yr|On-site|Los Angeles

In the rapidly evolving aerospace sector, spacecraft are emerging as a critical solution to meet the increasing demand for satellite capabilities. With the rise of affordable launch vehicles, a surge of companies is entering the market, further amplifying the need for innovative spacecraft platforms, commonly referred to as satellite buses. These platforms house our clients' payloads, enabling them to reach the stars.At Apex Technology Inc., we specialize in the mass production of these satellite buses through the strategic integration of cutting-edge software, advanced manufacturing processes, and robust hardware. Our spacecraft play a pivotal role in shaping the future of various sectors, including Earth observation and communication.Join us in our mission to expand humanity's reach into the cosmos!About the RoleWe are seeking a talented Mid-Level Avionics Engineer to design and develop state-of-the-art avionics systems and electrical components for our satellite platforms. You will work in collaboration with diverse teams, developing electrical architectures and ensuring flawless integration of subsystems while adhering to the highest performance standards.

Jun 17, 2025
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Apex Technology Inc. logo
Full-time|On-site|Los Angeles

The aerospace industry is facing unprecedented demands for spacecraft, with a surge in companies launching payloads as launch costs decrease. This transformation has resulted in a significant need for commercial spacecraft platforms, commonly referred to as satellite buses, which accommodate customer payloads for launch.Apex Technology Inc. is at the forefront of manufacturing these satellite buses, leveraging advanced software, vertical integration, and purpose-built hardware to meet the demands of the market. Our spacecraft are pivotal in shaping the future, supporting applications from earth observation to communications and beyond.Join us in our mission to enable humanity's exploration of the cosmos.About the RoleAs a vital member of our Flight Software team, you will be instrumental in designing, developing, and maintaining the software that drives the autonomous operations of Apex’s satellite buses. Your work will ensure that our spacecraft operate reliably around the clock, even in critical scenarios.You will collaborate closely with internal teams and external clients to align your innovative solutions with our strategic goals and user needs. We seek driven engineers who excel at tackling complex challenges with a pragmatic and scalable approach, thriving in a fast-paced environment.ResponsibilitiesDesign, implement, and take ownership of mission-critical software applications for satellite systems.Assist in the commissioning of spacecraft during launch and early operational phases, ensuring software systems are fully functional during critical operations.Manage spacecraft software solutions throughout the entire lifecycle, from initial design to deployment.Conduct unit testing, integration testing, and system-level testing of software components, identifying and resolving defects.Work collaboratively with cross-functional teams to establish product requirements and technical roadmaps.RequirementsMust be a U.S. Person to access export-controlled data.Minimum of 3 years of experience in flight software development.Bachelor’s degree in Computer Science, Engineering, or a related field.

Feb 6, 2026
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Apex Technology Inc. logo
Full-time|$140K/yr - $180K/yr|On-site|Los Angeles

At Apex Technology Inc., we recognize that the demand for spacecraft is one of the most significant challenges facing the aerospace sector today. With the rise of numerous launch vehicles and a decrease in orbital costs, a plethora of businesses are emerging to deliver payloads into space.This unprecedented surge in payload companies, coupled with lower launch expenses, has triggered a substantial requirement for commercial spacecraft platforms—commonly referred to as satellite buses. These buses are essential as they house our customers' payloads and are integrated into launch vehicles.Apex excels in the large-scale manufacturing of these satellite buses, using a sophisticated blend of software, vertical integration, and hardware specifically designed for optimal manufacturing. Our spacecraft are not merely products; they represent the frontier of societal advancement, facilitating everything from earth observation to communication and beyond.Join us in our mission to grant humanity access to the vastness of the galaxy beyond our planet.About the RoleWe are on the lookout for a skilled RF Engineer to join our dynamic team at Apex. In this role, you will spearhead the design of hardware and software solutions that satisfy the communication needs of our satellite bus. You will have the unique chance to start from scratch and influence the interconnected design decisions across the vehicle architecture. Your innovative thinking will help push the boundaries of design and performance, making a significant impact on our industry.

Oct 8, 2025
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Apex Technology Inc. logo
Full-time|On-site|Los Angeles

In the rapidly evolving aerospace sector, the demand for innovative spacecraft has reached unprecedented heights. With the emergence of new launch vehicles and decreasing costs to access orbit, a surge of companies is now looking to send payloads into space.For the first time, this influx of payload providers, combined with lower launch expenses, has created a significant demand for commercial spacecraft platforms, commonly referred to as satellite buses. These buses are essential for carrying customer payloads and are deployed via launch vehicles.At Apex, we specialize in the mass production of these satellite buses by integrating advanced software solutions, vertical manufacturing processes, and robust hardware, all tailored for efficient production. Our spacecraft play a pivotal role in shaping the future, supporting applications from Earth observation to communication and beyond.Join us on our exciting mission to provide humanity with access to the cosmos beyond our planet.

Feb 6, 2026
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Tractian logo
Full-time|On-site|Los Angeles, CA

Join the Sales Team at Tractian At Tractian, our Sales team is the heartbeat of our revenue generation, actively creating new business opportunities, acquiring esteemed clients such as Hyundai, Bosch, and Kraft Heinz, and enhancing our current relationships. Supported by experienced investors with a history of building successful startups, Tractian is ready to redefine the standards in industrial technology. Having earned a spot on the Forbes AI 50 list in 2024 and achieving an impressive rank in the 98th percentile by RepVue for inbound leads, we are committed to delivering exceptional value—ensuring machine reliability, providing immediate returns on investment, and achieving revenue retention rates that rival the best in the tech industry. We celebrate and reward our top performers, empowering them to surpass their goals. Your Role As a Mid-Market Account Executive, your key responsibility will be to catalyze substantial revenue growth within both our existing client base and through new client acquisition. You will cultivate vital client relationships, pinpoint opportunities for upselling and cross-selling, and maintain high levels of client satisfaction. Your primary goal will be to optimize the value of each account, contribute to our overarching revenue objectives, and bolster our aspirations for market growth.

Mar 24, 2026
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Apex Technology Inc. logo
Full-time|$115K/yr - $145K/yr|On-site|Los Angeles

Join Apex Technology Inc., where we are revolutionizing the aerospace industry by developing state-of-the-art spacecraft that fulfill the pressing needs of commercial payload companies. As the demand for satellite buses grows with the reduction of launch costs, our innovative platforms are at the forefront of this transformation.As a Flight Software Engineer, you will play a crucial role in the design, development, and ownership of the software that drives the autonomous operations of our satellite buses. Your contributions will ensure reliable, mission-critical systems operate seamlessly 24/7, empowering our spacecraft to thrive in all scenarios.You will collaborate with internal teams and external clients, aligning your technical solutions with the company's objectives and user needs. We are looking for passionate engineers eager to tackle complex challenges with a strong focus on practicality and scalability in a dynamic environment.

Nov 15, 2024
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Smartsheet Inc. logo
Full-time|On-site|Los Angeles, CA, USA

Join Smartsheet as an Account Executive in our Commercial - Mid Market team, where you'll play a pivotal role in driving the growth of our business. In this dynamic position, you will engage with mid-sized companies, helping them leverage our innovative platform to enhance their productivity and collaboration.Your ability to build strong relationships and understand client needs will be crucial as you guide them through the sales process, from prospecting to closing. You will work collaboratively with cross-functional teams to ensure a seamless customer experience.

Apr 7, 2026
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Verkada logo
Full-time|$85K/yr - $190K/yr|On-site|Los Angeles, CA United States

Who We AreVerkada is revolutionizing the way organizations safeguard their personnel and properties through an innovative, AI-driven platform. As a frontrunner in cloud-based physical security, Verkada empowers businesses to enhance safety and operational efficiency with a unified software solution that encompasses video surveillance, access control, air quality monitoring, alarms, intercoms, and visitor management.With a client base that exceeds 30,000 organizations globally, including over 100 Fortune 500 companies, Verkada is trusted as a pivotal component of physical security for streamlined management, intelligent oversight, and scalable solutions. Since our inception in 2016, we have experienced rapid growth, boasting 15 offices and a dedicated team of over 2,200 employees.At Verkada, we are in the process of establishing a stellar sales team. We seek highly driven and capable sales professionals who have a proven track record of success in their previous sales roles. We value determination and results over prestigious backgrounds or affiliations. Our workplace fosters a positive culture centered around achievement, and we offer competitive compensation.

Feb 11, 2026

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