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Amperesand

Senior Staff Mechanical Design Engineer

Amperesand · San Francisco, California, United States

Posted about 2 months ago · $170,000 - $250,000

or apply directly on Amperesand's site. We never take the application ourselves.

Is this posting real?

This role has been open
48 days
Amperesand's roles stay open a median of 38 days
Reposted
No
Salary listed
Yes
16% of Amperesand's roles list one
Ghost-job risk at Amperesand
high
22 stale, 0 reposted of 49 open
Hiring momentum
60 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-26

Measured from postings appearing on and disappearing from Amperesand's own greenhouse board since 2026-08-03. Full hiring picture for Amperesand.

About this role

The Senior Staff Mechanical Design Engineer at Amperesand will lead mechanical architecture and design strategy for power electronics products, focusing on power converter platforms. Responsibilities include mentoring junior engineers, collaborating with cross-functional teams, and driving design reviews while addressing complex design challenges. The role involves hands-on mechanical design, validation testing, and the development of engineering documentation.

Our read on this posting3.8out of 5
benefits
4/5
freshness
1/5
career value
4/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Amperesand as an employer.

What you need

  • Bachelor’s or Master’s degree in Mechanical Engineering or a related field.
  • 10+ years of experience in mechanical design for power electronics, automotive, industrial, or energy products.
  • Expertise in CAD modeling using 3D EXPERIENCE (CATIA V6/V5), SolidWorks, NX, or Creo.
  • Deep understanding of mechanical fundamentals—statics, dynamics, heat transfer, and materials.
  • Proficiency in GD&T, tolerance analysis, and DFM/DFA principles.
  • Experience designing enclosures for IP-rated or outdoor-rated power equipment.

Nice to have

  • Strong background in structural, thermal, and vibration analysis using tools like Ansys Mechanical, Fluent, and Maxwell.
  • Familiarity with electronics packaging and PCB interface considerations.
  • Experience with medium- to high-voltage systems and insulation coordination (creepage, clearance, potting, sealing).
  • Experience working in Agile development environments, including task management and sprint planning using Scrum methodologies and tools like Jira.
  • Track record of patents or first-of-kind mechanical designs shipped at volume.

What you get

  • Competitive Salary + Incentive Stock Options
  • Medical, vision, and dental benefits for employees and their dependents, effective from the start of hire
  • Company paid Basic Life, AD&D, short-term and long-term disability insurance
  • 401k retirement savings plan through Empower
  • Employees receive paid time off (PTO), paid sick days, and paid company holidays
  • Commuter Benefits

Worth weighing

  • Role requires working on-site 5 days a week; no hybrid or remote options available.
  • Pay range is $170,000 - $250,000 but is dependent on experience and location, which may vary significantly.
  • The position involves significant technical leadership without direct management responsibilities, which may not suit all candidates.

Summarised from Amperesand's posting. Read the full original.

Listed by Amperesand on their greenhouse job board, last confirmed open on 2026-09-26. PitchMeAI is not the employer.

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