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Mechanisms Engineer II

Hermeus is an aerospace and defense technology company founded to radically accelerate air travel by delivering hypersonic aircraft. The company aims to develop hypersonic aircraft quickly and cost-effectively by integrating hardware-rich, iterative development with modern computing and autonomy. This approach has been validated through design, build, and test of the company’s first combined turbojet-ramjet engine and is now being scaled through its first flight vehicle program, Quarterhorse. Hermeus is also developing Darkhorse — an uncrewed hypersonic aircraft designed to deliver unique asymmetric capabilities to the warfighter.


Hermeus is seeking a Mechanisms Engineer to join our Vehicle & Mechanisms Team. In this role, you will be responsible for designing and developing complex mechanical systems and mechanisms that are critical to the success of our high-speed aircraft projects.


Responsibilities:
  • Mechanism Design:
  • Lead the design and development of mechanical systems, mechanisms, and components for aerospace applications.
  • Collaborate with cross-functional teams to define project requirements and objectives.
  • Analysis and Simulation:
  • Conduct detailed mechanical analysis, including stress analysis, fatigue, and kinematics to validate mechanism designs.
  • Utilize simulation and modeling tools to optimize and refine designs.
  • Prototyping and Testing:
  • Oversee the prototyping and testing of mechanical systems and mechanisms to verify performance and reliability.
  • Plan and execute tests, analyze results, and recommend improvements.
  • Materials and Manufacturing:
  • Select appropriate materials and manufacturing processes for components, considering performance, cost, and sustainability.
  • Work with suppliers to ensure high-quality production.
  • Documentation and Reporting:
  • Maintain comprehensive documentation of design specifications, test results, and performance data.
  • Generate reports and presentations for internal and external stakeholders.
  • Collaboration and Mentorship:
  • Collaborate with junior engineers and provide guidance and mentorship to foster their professional growth.
  • Foster teamwork and knowledge sharing within the Vehicle & Mechanisms Team.
  • Innovation and Research:
  • Stay current with industry advancements and emerging technologies in mechanical engineering.
  • Contribute to research and development efforts aimed at pushing the boundaries of aerospace technology.


Minimum Requirements:
  • Bachelor's degree in mechanical engineering or a related field (Master's degree preferred).
  • A minimum of 3 years of experience in mechanisms engineering, preferably in aerospace or a related industry.
  • Strong knowledge of mechanical design principles, materials, and manufacturing processes.
  • Proficiency in CAD software (e.g., SolidWorks, CATIA) and simulation tools.
  • Experience with FEA analysis and simulation software.
  • Strong problem-solving and analytical skills.
  • Excellent communication and collaboration abilities.
  • Project management experience is a plus.


$110,000 - $140,000 a year
The salary information provided is a general guideline only. Hermeus takes various factors into account, including, but not limited to, the position's scope and responsibilities, the candidate's professional background, education and training, essential skills, and market and business considerations, when presenting a job offer.
 
Salary is only one part of our total compensation and benefits package. Hermeus offers competitive salary and equity, unlimited PTO policy, paid parental leave, potential for year-end bonuses, and more!
 
100% employer-paid health care
401k & Retirement Plans
Unlimited PTO
Weekly Paid Office Lunches
End of Year Bonuses
Fully stocked breakrooms
Stock Options  
Paid Parental Leave

#LI-Onsite


U.S. EXPORT CONTROL COMPLIANCE STATUS 

The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a “U.S. person” as defined by 22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. US persons include U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending. 


EQUAL OPPORTUNITY

Hermeus is an Equal Opportunity Employer. Employment decisions at Hermeus are based solely on merit, competence, and qualifications, without regard to 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.


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What You Should Know About Mechanisms Engineer II, Hermeus

Are you ready to take your career to new heights? Hermeus, a pioneering aerospace and defense technology company based in Los Angeles, CA, is looking for a talented Mechanisms Engineer II to join our dynamic Vehicle & Mechanisms Team. In this exciting role, you will be at the forefront of designing and developing innovative mechanical systems and mechanisms essential for our hypersonic aircraft, including the impressive Quarterhorse and the unique Darkhorse uncrewed aircraft. Your days will be filled with collaborative teamwork where you'll work closely with cross-functional teams to define project requirements. You’ll conduct detailed mechanical analysis and leverage advanced simulation tools to optimize designs while overseeing the prototyping and testing of new systems. You’ll also have the chance to mentor junior engineers, fostering their growth while staying updated with the latest advancements in mechanical engineering. If you hold a Bachelor’s degree in mechanical engineering or a related field and have at least 3 years of experience in mechanisms engineering, preferably in aerospace, we want to hear from you! At Hermeus, we value your contributions and offer a competitive salary along with unique benefits, including unlimited PTO, employer-paid health care, and year-end bonuses. Join us as we accelerate the future of air travel—apply now and be a part of our revolutionary journey!

Frequently Asked Questions (FAQs) for Mechanisms Engineer II Role at Hermeus
What are the responsibilities of a Mechanisms Engineer II at Hermeus?

As a Mechanisms Engineer II at Hermeus, your main responsibilities will include leading the design and development of sophisticated mechanical systems and components for our hypersonic aircraft initiatives. You'll collaborate with cross-functional teams to outline project requirements, conduct stress and kinematic analyses, oversee prototyping and testing of mechanisms to ensure performance, and maintain thorough documentation. Additionally, you'll select materials and manufacturing processes, mentor junior engineers, and contribute to ongoing research and development.

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What qualifications are necessary for the Mechanisms Engineer II position at Hermeus?

To be a successful candidate for the Mechanisms Engineer II position at Hermeus, you need a Bachelor's degree in mechanical engineering or a related field, with a Master’s preferred. Ideally, you should have at least 3 years of experience in mechanisms engineering within the aerospace sector, along with proficiency in CAD software like SolidWorks or CATIA. Familiarity with FEA analysis and strong problem-solving skills are essential, as well as excellent collaboration and communication abilities.

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How does Hermeus support the professional development of a Mechanisms Engineer II?

Hermeus is committed to the professional growth of its employees, including Mechanisms Engineers II. In this role, you'll not only collaborate with seasoned experts but also have the opportunity to mentor junior engineers, furthering your leadership skills. The company encourages staying updated with industry advancements and emerging technologies, which will enhance your knowledge and keep your skills sharp.

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What tools and methodologies will a Mechanisms Engineer II use at Hermeus?

In the Mechanisms Engineer II role at Hermeus, you will utilize advanced CAD software such as SolidWorks or CATIA for design purposes, as well as simulation tools for mechanical analysis. You'll engage in detailed stress, fatigue, and kinematic analysis to validate mechanism designs and ensure their effectiveness. Proficiency in FEA analysis is advantageous for ensuring the reliability and optimization of designs.

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What is the salary range for a Mechanisms Engineer II at Hermeus?

The Mechanisms Engineer II position at Hermeus offers a salary range between $110,000 and $140,000 per year. This figure varies based on factors such as the candidate's professional experience, education, and specific skills. Hermeus also provides a comprehensive benefits package, which includes competitive salary options, equity, unlimited PTO, and potential eligibility for year-end bonuses.

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Common Interview Questions for Mechanisms Engineer II
Can you describe your experience with mechanism design?

When answering this question, focus on specific projects where you led the design and development of mechanical systems. Highlight your approach to problem-solving, any innovative solutions you implemented, and how you collaborated with your team to meet project goals.

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How do you ensure the reliability and performance of your mechanical designs?

Discuss the methodologies you employ to validate your designs. This can include stress analysis, kinematic evaluations, and hands-on testing. Emphasize your attention to detail in documentation and how iterating on feedback from prototypes has improved your designs.

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What CAD software are you most experienced with?

Be specific about the CAD software you’ve used, such as SolidWorks or CATIA. Provide examples of how you utilized these tools in your previous projects, including any complex designs you created and how you solved challenges using the software.

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How do you approach collaboration with cross-functional teams?

Explain your strategy for effective communication and teamwork. Mention specific experiences where diverse teams worked on a common goal, highlighting how you helped manage different perspectives and ensured alignment in project objectives.

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Tell us about a challenging engineering problem you faced and how you solved it.

Choose a specific engineering challenge that is relevant to the aerospace industry if possible. Detail the problem, your thought process in addressing it, the actions you took, and the successful outcome of your solution.

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What kinds of materials do you typically prefer for mechanisms in aerospace applications?

Discuss various materials used in aerospace applications, emphasizing their properties like weight, strength, and thermal resistance. Mention your practical experience with selecting materials based on their suitability for specific designs and project constraints.

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How do you keep up with the latest advancements in mechanical engineering?

Talk about how you actively engage in professional development, such as attending workshops, reading industry publications, participating in relevant online forums, or taking additional coursework to stay informed about the latest technologies.

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Can you provide an example of a prototype you developed and what you learned from it?

Be prepared to explain the prototype's purpose, the prototyping process you followed, and the insights gained from testing. Reflect on any modifications you made based on the results and the impact this had on the final design.

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What project management experience do you have that relates to this role?

Highlight any experience you have managing projects, including how you planned, executed, and monitored project progress. Discuss any tools or methodologies you used to keep the team on track, and address how you resolved conflicts or challenges that arose.

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How do you handle tight deadlines in engineering projects?

Describe your approach to prioritizing tasks and managing your time effectively. Provide examples of how you’ve successfully met deadlines in past roles while ensuring the quality of your work was maintained.

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Full-time, on-site
DATE POSTED
April 15, 2025

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