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Senior Mechanical Engineer

Lead the design and prototyping of mechanical hardware for aviation and military systems at Amca.

Location
El Segundo, CA
Compensation
Not disclosed
Level
senior
Type
full time · On-site

Posted by employer 3 months ago

First seen on Joblaze 2 days ago

Last verified on the company career page 9 hours ago

Apply at Amca → Save job Scanned from amca.co

What you'll build

  • Lead design and prototyping of new mechanical hardware
  • Develop flow control devices and mechanisms
  • Generate and maintain detailed drawings and specifications
  • Drive trade studies and architecture decisions
  • Prototype new components at R&D lab

Must have

  • Bachelor's or advanced degree in aerospace, mechanical, manufacturing, or materials engineering
  • 5+ years of mechanical or fluids design, analysis, and build experience
  • Demonstrated ownership of at least one component or subsystem from concept through qualification
  • Strong understanding of engineering first principles

Nice to have

  • 7+ years of professional aerospace or mechanical engineering experience
  • Experience taking components through formal qualification
  • Hands-on experience with cryogenic and/or high-pressure systems
  • Strong GD&T fluency
  • Experience with FEA packages

Practical constraints

  • Travel to vendors and other Amca sites as needed
  • Able to work flexible hours and occasional weekend support as needed
  • Must be a U.S. person as defined by ITAR

Requirements

Experience
5–7 years
Education
Bachelor's degree
Visa
No sponsorship (stated in posting)

Not disclosed in this posting: compensation.

Joblaze summary

In the role of Senior Mechanical Engineer at Amca, the individual is tasked with developing flight hardware for various airframes, overseeing the entire process from concept to production. Key skills include expertise in mechanical design, fluid dynamics, and hands-on experience with aerospace components, particularly in qualification testing. This position is suited for seasoned engineers with a strong background in aerospace or mechanical engineering, ideally with experience in flight hardware. As a senior member of an early-stage startup, the engineer will also play a crucial role in defining design standards and mentoring junior team members.

Joblaze insights

  • Listed 2 days ago — first seen on Joblaze September 28, 2026. Last confirmed on Amca's careers page September 30, 2026.
  • This exact title is also open at 1 other location at Amca: El Segundo, CA.

Quick facts

Is the Senior Mechanical Engineer role remote?
No — this is an on-site role in El Segundo, CA.
How much experience is required?
5–7 years of relevant experience for this Senior Mechanical Engineer role.
Where is the role based?
Amca is hiring for this position in El Segundo, CA.
What seniority level is this role?
Amca targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Senior Mechanical Engineer role at Amca.

From the original posting

Amca is building America’s new industrial base. Since the 1990s, our ability to build new aviation and military systems and maintain the ones we already have has eroded. Today, the gap between what the nation needs to produce and what it is capable of producing is the largest it has been in generations.

Overview:

The Mechanical Design Engineering role is responsible for developing flight hardware for new and existing airframes. You will serve as the extreme owner of the product from concept through qualification, and eventually production handoff. Your day will consist of designing, analyzing, and building a wide range of fluid and structural systems. Most importantly you will own the relationship between customer level requirements and the build/test engineering teams.


Responsibilities:

  • Lead design and prototyping of new mechanical hardware across a component family or subsystem
  • Develop state-of-the-art, manufacturable flow control devices (valves, regulators, solenoids) and mechanisms (actuators, switches, pistons). Question requirements, simplify, and accelerate aerospace component deliveries
  • Generate and maintain detailed drawings, component specifications, analysis, and risk assessments. We believe design engineers should perform their own concept design, technical analysis, and first unit builds, so we minimize compartmentalized duties wherever possible
  • Drive trade studies and architecture decisions that cross team boundaries
  • Lead PDR and CDR as the responsible engineer; own the technical narrative end-to-end
  • Set technical direction for qualification campaigns. Define qual strategy, not just execute it
  • Spearhead root cause investigations in development, production, and test. Implement corrective actions to prevent repeat failures
  • Set the standard for rigorous component design and qualification testing. As a senior member of an early-stage startup, you'll define company design and testing policies, internal standards, and best practices
  • Mentor junior design engineers. Review their drawings, analysis, and design choices, and unblock them when they're stuck
  • Act as the ultimate technical authority for the components you own. Work directly with customers, manufacturers, and external review boards as problems arise
  • Prototype new components at our in-house R&D lab. You'll stay hands-on through prototype development
  • Own vendor relationships through NPI, including audits, source inspections, and supplier qualification
  • Work with test engineering to define and execute qualification plans
  • Work closely with build engineers to ensure new designs are manufacturable at production facilities and DFM feedback is incorporated
  • Represent Amca to customers in technical reviews, audits, and anomaly response

Basic Qualifications:

  • Bachelor's or advanced degree in aerospace, mechanical, manufacturing, or materials engineering, or engineering physics
  • 5+ years of mechanical or fluids design, analysis, and build experience
  • Demonstrated ownership of at least one component or subsystem from concept through qualification or flight
  • Track record of shipping hardware, not just designing it
  • Strong understanding of engineering first principles, specifically thermodynamics, fluid dynamics, and solid mechanics

Preferred Skills and Experience:

  • 7+ years of professional aerospace or mechanical engineering experience, ideally with flight hardware
  • Experience taking components through formal qualification (vibration, shock, thermal, burst, cycle, leak, etc.)
  • Experience with pressurized components (valves, regulators, tubes, pipes) and propulsion fluid systems
  • Hands-on experience with cryogenic and/or high-pressure systems
  • Strong GD&T fluency (5+ years applying it to flight hardware)
  • Experience writing or owning ICDs, component specifications, and qualification plans
  • Failure investigation experience using structured methods (8D, fishbone, fault tree)
  • Experience with FEA packages
  • Experience with Siemens NX or similar CAD
  • Experience with test instrumentation and control components (pressure transducers, thermocouples, RTDs, relays, solenoid valves)
  • Familiarity with AS9100 or equivalent aerospace quality systems
  • Strong project management skills and effective communication of technical concepts across multi-disciplinary teams
  • Comfortable presenting to customers and external review boards
  • Strong interpersonal and collaborative skills, enthusiasm for problem solving, and desire to optimize modern aerospace production and design processes

Additional Requirements:

  • Travel to vendors and other Amca sites as needed
  • Able to work flexible hours and occasional weekend support as needed

This position requires use of information which is subject to the International Traffic in Arms Regulations (ITAR). All applicants must be U.S. persons within the meaning of ITAR. ITAR defines a US person as: any individual who is granted U.S. citizenship; or. any individual who is granted U.S. permanent residence ("Green Card" holder); or. any individual who is granted status as a "protected person" under 8 U.S.C 1324b(a)(3).

Standard company text repeated across Amca's postings is omitted here.

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