Spring 2026 – Test Engineering Internship

Westminster, CA - USA

Monthly Salary: Not Disclosed

Posted on: 12 hours ago

Vacancies: 1 Vacancy

Job Summary

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.

AtCesiumAstro 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 Spring 2026 Test Engineer Intern to our team. If you enjoy working in a fast-paced startup environment and are passionate about leading-edge hardware for satellites spacecraft and aerospace systems we would like to hear from you.

As a Test Engineer Intern you will have the opportunity to gain experience in electronics and test theory as well as hands-on lab work. This position will span various aspects of electronics test engineering while supporting the daily operations of our organization. This internship is an excellent opportunity for individuals interested in pursuing a career in test.

In the space industry test engineering is a critical technical field that combines deep technical knowledge with extensive hands-on experience. Test engineer interns play a broad role that ranges from working on test plans and procedures to designing test PCBs along with spending plenty of time in the lab assembling and testing cutting-edge phased array systems and components.

Cesium interns regularly present their work to peers mentors and Cesium executive leadership throughout the course of the summer. As such excellent written and verbal communication skills are required.

DUTIES AND RESPONSIBILITIES

Collaborate with the test engineering team to execute tests in the electronics lab such as functional testing digital signal integrity verification or power converter control loop measurements
Work with test architectures and test systems including equipment selection test fixtures data logging methodology and interfaces.
Assemble complex test setups working with design engineers and technicians
Executing tests at the prototype qualification and acceptance stages.
Assist in troubleshooting and resolving production issues by applying engineering principles and problem-solving skills.
Collect and analyze data from test processes to identify trends and areas for improvement.
Assist in quality control activities including inspections testing and root cause analysis for non-conforming products.

REQUIREMENTS AND MINIMUM QUALIFICATIONS

Current enrollment in a Bachelors or Masters program in engineering an accredited institution.
Strong analytical and problem-solving abilities to assess and improve test processes.
Ability to work effectively in a team environment share ideas and contribute to collective goals.
Excellent verbal and written communication skills to collaborate with cross-functional teams and present findings.
High level of attention to detail to ensure accuracy in process documentation and quality control activities.
Willingness to learn and adapt to changing priorities and project requirements.
Proactive and self-motivated with a desire to take on new challenges and responsibilities.

PREFERRED EXPERIENCE

Hands-on experience with lab instruments such as digital oscilloscopes spectrum analyzers RF signal generators and vector signal analyzers.
Programming or scripting experience such as Python LabVIEW SQL MATLAB or Embedded C.
Understanding of RF and mixed-signal hardware (e.g. amplifiers filters ADCs/DACs antennas).

All CesiumAstro internships are compensated competitively and located onsite at one of our facilities.

CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard torace color religion sex national origin disability protected Veteran Status or any other characteristic protected by applicable federal state or local law.

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.

Required Experience:

Intern

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...