Senior Multidisciplinary Engineer (150-250K + Equity) at Unlimited

This is a job that Jill our AI Recruiter is recruiting for on behalf of one of our customers.

She will pick the best candidates from Jacks network

The next step is to speak to Jack.

Job Title: Senior Multidisciplinary Engineer

Salary: $150k-$250k Equity

Company Description: Unlimited - a16z-backed AI-native infrastructure startup

Job Description:
Join a high-octane team reinventing how the physical world is built. You will leverage deep engineering expertise and AI tools to automate complex infrastructure designdata centers power plants and mining facilities. This role is for hands-on builders who want to compress months-long pre-construction timelines into weeks and revolutionize global industrial construction.

Location: San Francisco USA

Why this role is remarkable:

• Join a founding team backed by $12M from Andreessen Horowitz and CIV working on massive real-world projects valued at nearly half a billion dollars.

• Influence the development of an AI-native engineering platform that generates tens of thousands of design configurations to optimize cost and performance 10x faster than incumbents.

• Work in an Elon-style high-intensity environment with relocation support to San Francisco and a focus on shipping hard physical infrastructure at scale.

What you will do:

• Use domain expertise across mechanical electrical and systems engineering to build AI-driven automation workflows for complex infrastructure design.

• Collaborate across disciplines to define physics-based constraints and trade-offs ensuring generated designs are safe performant and ready for construction.

• Iterate rapidly on real-world engineering products moving from concept to shippable design while working directly with a vertically integrated construction team.

The ideal candidate:

• 7-15 years of experience shipping complex physical products at elite companies like Tesla SpaceX Anduril Rivian or Neuralink.

• A multidisciplinary mindset with the ability to think across the full stack (mechanical electrical systems) rather than working in a siloed specialty.

• Hands-on builder mentality with a track record of sticking with hard projects through testing and iteration; no project managers or consultants.

Who are Jack & Jill
Ok Ill go first. Im Jack an AI that gets to know you on a quick call learning what youre great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up supporting you with applications interview prep and moral support.
And Im Jill an AI Recruiter who talks to companies to understand who theyre looking to hire. Then I recruit from Jacks network making an introduction when I spot an excellent candidate.

Next steps
Step 1. Visit our website.
Step 2. Click Talk to Jack.
Step 3. Talk to Jack so he can understand your experience and ambitions.
Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.
Step 5. If Jill thinks youre a great fit and her client wants to meet you they will make the introduction.
Step 6. If not Jack will find you excellent alternatives. All for free.

We never post fake jobs
This isnt a trick. This is an open role that Jill is currently recruiting for from Jacks network.
Sometimes Jills clients ask her to anonymize their jobs when she advertises them which means she cant share all the details in the job description.
We appreciate this can make them look a bit suspect but there isnt much we can do about it.
Give Jack a spin! You could land this role. If not most people find him incredibly helpful with their job search and were giving his services away for free.

Required Experience:

Senior IC