Mechanical Engineering Intern
Gravitics · Marysville, WA
Interns join Gravitics for a 10-12 week winter 2027 internship at its facility in the greater Seattle area. They work on either mechanical test engineering or motor control engineering projects alongside aerospace professionals, with high ownership of meaningful work.
What you'll do
- Work on challenging projects critical to the company's mission
- Write and execute test procedures (mechanical test track)
- Design and build test equipment and fixtures
- Develop motor control hardware and embedded software (motor control track)
- Partner with aerospace professionals on hands-on work
Requirements
- U.S. citizen or national, permanent resident, refugee or asylee
- Currently enrolled in undergraduate mechanical or electrical engineering (junior or higher) or a graduate program
- At least one semester or quarter of school remaining after the internship
- Available to work full time when not in coursework
- Strong written, verbal and interpersonal communication skills
- Basic electrical engineering: voltage, current, resistance, power, Ohm's and Kirchhoff's laws
Nice to have
- Electronics lab work: wiring, soldering, instrumentation
- Familiarity with stepper motors, PWM, phase current
- Feedback vs. open loop, PID basics, stability, bandwidth
- Embedded programming in C/C++ with microcontrollers
- Writing and executing test procedures
- Experience with load cells, thermocouples, pressure sensors, accelerometers
- Tensile, compression, vibration, thermal, fatigue and functional testing
- Designing and building test equipment such as dynos and 80/20 structures
- Designing welded or machined structures
- Tolerance stack-up studies and engineering drawings
Benefits
- Housing stipend
- Competitive hourly wage
Skills
Outlined skills are listed as required.
Full original description
About Gravitics
At Gravitics, we're building space. We build the infrastructure for a thriving space economy, enabling humanity beyond Earth. Our vision is bold but we execute. We design and manufacture the large-scale structures that power human and robotic activity in Earth orbit and beyond. If you're ready to imagine and realize a new era in space, embrace relentless learning and innovation, execute and build the final frontier, Gravitics is the place for you. Let's build space, together.
About the Role
We are seeking mechanical interns to join our 2027 Winter class (Jan-March 2027). Our interns receive high ownership and guidance with challenging and meaningful projects that are critical components to the success of our mission. You will partner with and learn from top professionals in the aerospace industry.
This will be a 10-12 week internship in our facility in the greater Seattle area. You’ll be in the same location where we are pulling in our structures, mechanisms, propulsion, life support systems, avionics, power systems, thermal systems, software, and associated testing. If you are driven, passionate, collaborative, hands on, and want to grow your technical skills – join us and help enable our expansion into the solar system.
Internship Disciplines
- Mechanical Test Engineering
- Motor Control Engineering
About You
You’re a successful candidate if you are a giver, not a taker and have a desire to support your team in all the areas to mission success. The strongest candidates have appreciation for the physics underlying engineering while also seeing their developments built with their hands and bias to action, testing, and execution.
Basic Qualifications
- Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
- Currently enrolled in an undergraduate program as a mechanical or electrical engineer (junior standing or higher) or a graduate program and have at least one semester or quarter of school remaining after the internship.
- Available to work full time while not concurrently enrolled in coursework.
- Strong written, verbal, communication, and interpersonal skills.
- Basic electrical engineering - voltage, current, resistance, power, Ohm's law, Kirchhoff's laws
Desired Motor Control Engineering Skills
- Basic electrical engineering - voltage, current, resistance, power, Ohm's law, Kirchhoff's laws
- Electronics lab work - wiring, soldering, instrumentation, documenting experiments
- Familiar with stepper motors, PWM, phase current
- Feedback vs. open loop, PID basics, stability, bandwidth
- Embedded programming with C/C++, microcontrollers, GPIO, timers, interrupts
Desired Mechanical Test Engineering Skills
- Writing test procedures, defining objectives, setting up tests, executing tests
- Load cells, thermocouples, pressure sensors, displacement sensors, accelerometers, resolvers
- Tensile, compression, vibration, thermal, fatigue, functional tests
- Designing and building test equipment such as dynos, structures, 80/20 aluminum extrusion
- Designing welded or machined structures
- Tolerance stack-up studies and drafting engineering drawings
Salary Range and Description
We provide a competitive hourly wage and housing stipend for our interns, $28/hr - $35.00/hr
ITAR Requirements
To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Gravitics is an Equal Opportunity Employer; employment with Gravitics is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status or common decency.