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Internship Combustion Jobs (NOW HIRING)

CesiumAstro

Combustion Devices Engineer II

El Segundo, CA · On-site

$108K - $129K/yr

We are looking to add a Combustion Devices Engineer II to our team. In this role, you will work ... test (internships included) * Strong proficiency in CAD tools (Siemens NX, SolidWorks) - the ...

Vast

Combustion Devices Engineer II

Hawthorne, CA · On-site

$110K - $155K/yr

Vast is looking for a Combustion Devices Engineer II , reporting to the Senior Manager of E-2 ... internships included) Preferred Skills & Experience: * Ability to work as a teammate and ...

LiquidPiston

Engine Test Internship - Fall 2026

Suffield, CT · On-site

$18.25 - $24.75/hr

... combustion, thermal, or mechanical issues observed during testing • Participate in test planning, test procedure documentation, and post-test reporting • Assist with fabrication, assembly, and ...

Vast

Combustion Devices Engineer II

Hawthorne, CA

Vast is looking for a Combustion Devices Engineer II , reporting to the Senior Manager of E-2 ... internships included) Preferred Skills & Experience: * Ability to work as a teammate and ...

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How much do internship combustion jobs pay per hour?

As of Jun 7, 2026, the average hourly pay for internship combustion in the United States is $15.54, according to ZipRecruiter salary data. Most workers in this role earn between $12.50 and $17.55 per hour, depending on experience, location, and employer.

What types of projects and responsibilities can I expect during a Combustion Internship?

As a Combustion Intern, you will typically be involved in hands-on projects such as assisting with engine testing, analyzing combustion data, and supporting research focused on fuel efficiency or emissions reduction. You'll often collaborate with experienced engineers and researchers, contributing to both experimental setups and data analysis using specialized software. The role provides valuable exposure to the practical application of combustion theory, frequent teamwork, and opportunities to present your findings to technical teams. This experience can help you build a strong foundation for a future career in automotive, aerospace, or energy sectors.

What is the difference between Internship Combustion vs Combustion Engineer?

AspectInternship CombustionCombustion Engineer
Required CredentialsTypically pursuing or recent graduate in Mechanical or Chemical EngineeringBachelor's or Master's in Mechanical, Chemical, or Aerospace Engineering; professional licensure may be preferred
Work EnvironmentInternship setting, often in manufacturing or energy plants, supervised and learning-focusedFull-time professional role in industrial, power plant, or manufacturing facilities
Employer & Industry UsageUsed by companies for training and talent development in energy, manufacturing, and engineering firmsEstablished role in designing, optimizing, and maintaining combustion systems in energy and industrial sectors

Internship Combustion is an entry-level, training-focused position for students or recent graduates, while Combustion Engineer is a full-time professional role requiring specialized education and experience. Internships provide hands-on learning, whereas combustion engineers develop and oversee combustion systems in industry.

What are the key skills and qualifications needed to thrive as an Internship Combustion, and why are they important?

To thrive as a Combustion Intern, you need a solid background in mechanical or chemical engineering fundamentals, thermodynamics, and combustion principles, often supported by ongoing degree studies in a related field. Familiarity with simulation software such as ANSYS, MATLAB, or CFD tools, along with basic laboratory skills, is typically required. Strong analytical thinking, attention to detail, and effective teamwork are crucial soft skills for excelling in this role. These competencies are vital for solving complex combustion problems, contributing to research initiatives, and ensuring safety and efficiency in energy-related projects.

What is an Internship in Combustion?

An Internship in Combustion is a temporary position for students or recent graduates to gain hands-on experience working with combustion systems, such as engines or industrial burners. Interns typically assist in research, testing, and analysis related to combustion processes, fuel efficiency, and emissions control. These internships are often offered by automotive, aerospace, or energy companies and provide valuable exposure to real-world engineering challenges. Participants develop technical skills and professional connections that can help launch a career in the field of combustion or related disciplines.
More about Internship Combustion jobs
What cities are hiring for Internship Combustion jobs? Cities with the most Internship Combustion job openings:
What are the most commonly searched types of Combustion jobs? The most popular types of Combustion jobs are:
What states have the most Internship Combustion jobs? States with the most job openings for Internship Combustion jobs include:
What job categories do people searching Internship Combustion jobs look for? The top searched job categories for Internship Combustion jobs are:
Internship Combustion jobs near you
Infographic showing various Internship Combustion job openings in the United States as of May 2026, with employment types broken down into 4% As Needed, 69% Full Time, 2% Part Time, 14% Temporary, and 11% Contract. Highlights an 77% Physical, 2% Hybrid, and 21% Remote job distribution, with an average salary of $32,333 per year, or $15.5 per hour.
Combustion Devices Engineer II

Combustion Devices Engineer II

CesiumAstro

El Segundo, CA

$108K - $129K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 4 days ago

Job description

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

We are looking to add a Combustion Devices Engineer II to our team. In this role, you will work across the full hardware lifecycle from early concepts and CAD models through manufacturing, test execution, and design iteration.

JOB DUTIES AND RESPONSIBILITIES
  • Design and develop a variety of combustion devices of liquid rocket engine, combustion chambers, pre-burners, igniters.  Create models and drawings of parts and assemblies.  Perform calculations and analyses with team support.
  • Create schematics and document processes.
  • Own requirements definition, architecture trades, and system-level integration for assigned subsystems.
  • Work with manufacturing team to create finished engine parts.  Support parts through 3d-printing, machining, post processing, and inspection. Incorporate feedback to improve design for manufacturing.
  • Develop and execute test programs, analyze experimental data, and apply findings to optimize designs.
  • Collaborate across mechanical, aerospace, and controls engineering teams to deliver flight-ready hardware.
JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS
  • Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related field.
  • 2+ years of experience with mechanical design, development, fabrication, assembly, or test (internships included)
  • Strong proficiency in CAD tools (Siemens NX, SolidWorks) - the ability to model complex three-dimensional geometry of the combustion chamber cooling channel.
  • Familiarity with aerospace safety and reliability practices.
  • Excellent written and verbal communication skills.
  • Ability to work as a teammate and independently to achieve ambitious goals.
PREFERRED EXPERIENCE
  • Prior experience designing of liquid rocket engine, combustion chambers, pre-burners, igniters or other rocket systems.
  • Practical experience in test bench setup and performance diagnostics.
  • Hands-on engineering (Full-stack: computer to wrench to broom).
  • Geometric dimensioning and tolerancing (GD&T).
  • Experience in a start-up or rapid development environment.
  • Experience with tools such as ANSYS and MATLAB.
$108,000 - $129,900 a year
CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate's work experience, education/training, and key skills.  Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.  
 
CesiumAstro is an Equal Opportunity employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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