Mechanical Engineer (Aerospace & Defense)

Location: Full-time, on-site in El Segundo, California, United States

Salary: $110,000–$138,000 annual base compensation, excluding bonus, equity, and benefits.

Company

hirify.global develops advanced sensing and detection solutions for aerospace, defense, commercial air operations, and border protection using Coherent Distributed Networks.

What you will do

• Support prototyping and mechanical integration of electronics, enclosures, effectors, launchers, mechanisms, and support equipment into ground- and sea-mobile platforms.
• Design mechanical structures, frames, mounts, enclosures, and mechanisms subject to shock, vibration, thermal, and environmental constraints.
• Develop and maintain 3D CAD models, assemblies, and interface control documentation for multidisciplinary system integration.
• Perform first-order structural and thermal analyses and allocate requirements under senior engineering guidance.
• Support system integration, qualification, acceptance, installation, alignment, and fit-check activities.
• Interface with customers, platform providers, suppliers, and manufacturing partners while supporting production transition, configuration control, and fielded-system sustainment.

Requirements

• Bachelor’s degree in Mechanical Engineering or a related discipline, completed or expected within the next few months.
• Coursework, internship, co-op, or project experience in mechanical design, structures, or system integration.
• Proficiency with CAD tools such as SolidWorks for assemblies and top-down design.
• Foundational understanding of mechanical interfaces, tolerancing, alignment, installation practices, and structural analysis methods such as hand calculations or FEA.
• Strong communication skills and willingness to learn in a multidisciplinary, multi-project environment.
• Ability to obtain and maintain a U.S. security clearance.

Nice to have

• Experience with ruggedized hardware, military standards such as MIL-STD-810, or environmental qualification.
• Experience with mechanisms and actuation systems, including linkages, bearings, motors, hydraulics, pneumatics, gimbals, or rotary joints.
• Familiarity with FEA or multiphysics tools such as NASTRAN, ABAQUS, ANSYS, CFD codes, or COMSOL.
• Hands-on prototyping experience with additive manufacturing, CNC machining, or other fabrication techniques.
• Familiarity with military-style connectors and participation in engineering clubs, competitions, or research projects.

Culture & Benefits

• Medical, dental, and vision benefits fully paid by the company.
• 401(k) with a 50% company match up to 6% of pay, plus FSA, HSA, and life insurance.
• Free daily lunch, unlimited PTO, casual dress code, and no-meeting Fridays.
• Competitive base salary, pre-IPO stock options, relocation assistance, and planned annual bonuses.
• Growing organization with more than 300 employees across five global offices.