Amperesand
Senior Staff Mechanical Design Engineer
San Francisco, California, United States · Staff+
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odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
$12,437 more — $182,437 — moves this role to Level IV and 4 lottery entries. That figure is inside the range the employer already advertised.
Based on the DOL prevailing wage for this occupation and worksite, a base salary of $182,437 would place this position at wage Level IV. That figure is within the posted range, and I'd like to target it. This role classifies under "Mechanical Engineers" for prevailing-wage purposes.
DOL prevailing wage, 2026-27 wage year · Mechanical Engineers (17-2141) · San Francisco-Oakland-Fremont, CA. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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from this employer's Department of Labor filings
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Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.
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About the role
- Company Overview Amperesand is reinventing how the world powers its most critical systems.
- Electricity demand is skyrocketing, driven by AI factories, electric vehicles, and modern industrial growth.
- Energy supply is shifting to incorporate a more diverse mix of resources - including solar, gas, and batteries - at a massive scale.
Responsibilities
- Own the multi-generation mechanical technology roadmap across product platforms.
- Mentor Staff and Senior mechanical engineers and lead design-review governance.
- Drive build-vs-buy and make-vs-buy strategy at the program level.
- Serve as the primary design point of contact for cross-functional teams, guiding their work and connecting the dots between many inputs to develop a clear plan of attack on problems.
- Collaborate cross-functionally with electrical, thermal, firmware and controls, manufacturing, test, quality, reliability, and industrial design teams.
- Drive trade studies to inform system-level decisions on design architecture, materials, and manufacturing processes.
- Model and design complex electro-mechanical parts, including plastics, sheet metal, insulators, magnetic components, and high-voltage connectors, creating detailed 3D and 2D designs using CAD software.
- Support root-cause analysis of design issues in pilot or production builds and lead iterative improvements. </s
- Amperesand is building hardware and software that rewrites this broken power infrastructure playbook to support a new era of energy abundance.
- Join us in building the power foundation of the future!
Compensation
- $170k-$250k
Benefits
- Amperesand is led by breakthrough energy hardware development veterans and funded by top tier investors who share our vision of building a category-defining energy technology company.
Company info
- We are facing a once-in-a-generation opportunity for infrastructure disruption.
- Scalable in-house advanced manufacturing capability is our foundation for meeting timeline and quality expectation to serve infrastructure customers around the world.
- With hubs in San Francisco, Reno, and Singapore, our global team is laser focused on building foundational technology to solve the most pressing problems in power infrastructure at scale.
- We are seeking a skilled Senior Staff Mechanical Design Engineer to join our team and contribute to the development of power electronics products.
This listing is sourced directly from Amperesand's careers page and normalized into a canonical job model.