Mechanical Engineer III or IV (Spacecraft)

Location: San Diego, CA; 100% onsite. Applicants must be U.S. citizens and able to obtain and maintain a U.S. government security clearance.

Salary: $125,000–$167,000 USD base salary.

Company

hirify.global develops mission-critical space, defense, and national security technologies.

What you will do

• Own spacecraft mechanical hardware through concept, requirements, design, analysis, fabrication, testing, and delivery.
• Design mechanical enclosures, structures, systems, and mounting solutions for spacecraft hardware.
• Perform structural and thermal analysis for launch loads, on-orbit thermal environments, vibration, and mission requirements.
• Create detailed part and assembly drawings, manufacturing instructions, and fabrication documentation.
• Collaborate with electrical and RF engineers on PCB layout, packaging, and mechanical-electrical integration.
• Write environmental test procedures and support TVAC, sine/random vibration, shock testing, execution, and data review.

Requirements

• BS or higher in mechanical or aerospace engineering, or equivalent work experience.
• 6+ years of mechanical or electromechanical design experience.
• Knowledge of spaceflight requirements, standards, and environments.
• Strong fundamentals in statics, dynamics, heat transfer, structural mechanics, materials, and fabrication.
• Experience using FEA tools such as SolidWorks, Ansys, or similar to validate structural, thermal, vibrational, and performance requirements.
• Proficiency in 3D CAD with SolidWorks and ability to apply GD&T according to ASME Y14.5.
• Understanding of machining and mechanical assembly as they affect design, plus experience writing manufacturing instructions.
• Strong communication and presentation skills, including formal design reviews.
• Ability to work autonomously as a highly motivated, self-starting engineer.
• Must be a U.S. citizen, eligible to obtain and maintain a U.S. government security clearance, and meet U.S. export-control requirements as a U.S. Person.

Nice to have

• Experience integrating PCBAs, motors, sensors, or similar electronic components into mechanical designs for space or military applications.
• Structural or thermal testing experience, including TVAC, thermal cycling, random vibration, or shock.

Culture & Benefits

• Mission-driven, innovative environment focused on space, defense, and national security.
• Flexible Time Off and support for work-life balance.
• Medical, dental, and vision coverage for employees and families, with significant company premium contributions.
• 401(k) plan with a 50% company match on contributions up to 8%.
• Wellness programs, voluntary benefits, employee support resources, and gym membership options.