Role Overview
Mach is hiring a Propulsion Mechanical Design Engineer. This is a full-time role in San Luis Obispo. Full responsibilities, required qualifications, and the apply link are listed in the description below.
Resume Keywords to Include
Make sure these keywords appear in your resume to improve ATS scoring
Job description
ABOUT MACH INDUSTRIES
Founded in 2022, 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 220 employees, we operate with startup agility and ambition.
Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security.
THE ROLE
Mach Industries is seeking Mechanical Design Engineers to join our revolutionary new division, Mach Propulsion. We’re developing a high-performance small turbine engine from the ground up, designed for scalable, high-rate manufacturing. This is a unique opportunity to apply your experience to a first-of-its-kind propulsion system. We’re looking for engineers with foundational experience in propulsion, drivetrain systems, or rotating machinery who are excited to solve complex engineering problems in a fast-paced, hands-on environment.
KEY RESPONSIBILITIES
- Design and Development: Design turbojet engine components and subsystems using Siemens NX, leveraging tools such as CAD, CFD, and FEA. Produce 3D models and 2D drawings optimized for manufacturing and performance.
- Full Lifecycle Ownership: Participate in concept generation, trade studies, prototyping, testing, and iteration. Engage directly with test teams to validate your hardware.
- Team Collaboration: Work closely with fabrication, machining, test, and engineering teams to ensure high-quality, on-time delivery of components.
REQUIRED QUALIFICATIONS
- BS in Mechanical, Aerospace, Electrical Engineering or related field.
- 1+ years of mechanical engineering experience in propulsion, powertrain, or mechanical assemblies involving high-speed rotating hardware.
- Proficient in Siemens NX and familiar with PLM tools like Teamcenter.
- Working knowledge of ASME Y14.5 for tolerance control and manufacturability.
- Strong base in structures, materials, and manufacturing processes.
- Experience with prototyping and testing; comfortable in lab and shop environments.
- Must be a U.S. Person due to required access to U.S. export-controlled information or facilities.
PREFERRED QUALIFICATIONS
- Experience designing or developing turbomachinery, small turbine engines, or air-breathing propulsion systems.
- Familiarity with high-rate manufacturing methods and strong understanding of DFM principles.
- Exposure to advanced materials such as composites and high-temperature alloys in propulsion environments.
- Experience supporting or leading test rig design, component integration, or validation of hardware.
- Understanding of defense or aerospace regulations and qualification processes.
Disclosures
This position may require access to information protected under U.S. export control laws and regulations, including the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR). Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license.
Mach participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
The salary range for this role is an estimate based on a wide range of compensation factors, inclusive of base salary only. Actual salary offers may vary based on (but not limited to) work experience, education and training, critical skills, and business considerations. Highly competitive equity grants are included in most offers and are considered part of Mach’s total compensation package. Mach offers benefits such as health insurance, retirement plans, and opportunities for professional development.
Mach is an equal opportunity employer committed to creating a diverse and inclusive workplace. All qualified applicants will be treated with respect and receive equal consideration for employment without regard to race, color, creed, religion, sex, gender identity, sexual orientation, national origin, disability, uniform service, Veteran status, age, or any other protected characteristic per federal, state, or local law, including those with a criminal history, in a manner consistent with the requirements of applicable state and local laws. If you’d like to defend the American way of life, please reach out!
About Mach
Frequently Asked Questions
How do I apply for the Propulsion Mechanical Design Engineer position at Mach?
Use the Apply button above to submit your application directly to Mach. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Propulsion Mechanical Design Engineer position at Mach located?
This position is based in San Luis Obispo. Mach has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Propulsion Mechanical Design Engineer at Mach earn?
Mach has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Propulsion Mechanical Design Engineer role at Mach posted?
This role was posted on April 20, 2026 (81 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
More Jobs at Mach
View all →AI-powered job search
Get every job scored to your resume
Upload your resume and get jobs ranked, your resume tailored, and employee contacts found automatically.
Get started freeNo credit card to start