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Engineering Full-Time
Fireworks AI

AI Field Engineer - Enterprise (US)

Fireworks AI • San Mateo, CA

Company

Fireworks AI

Annual salary

$176k – $280k/yr

Location

San Mateo, CA

Listed

109d ago

Experience:
3+ years
Workplace:
US-based, remote-friendly; offices in San Mateo, CA and New York, NY. Role requires regular on-site travel to enterprise customers.
Visa:
Visa sponsorship available
Equity:
Competitive equity

Remote (listed in San Mateo, CA). Visa sponsorship available.

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About this Role

We are looking for an AI Field Engineer (Enterprise) with 3+ years of experience to embed with Fireworks AI's most ambitious enterprise customers and turn complex GenAI challenges into production systems, fast. You'll be the technical tip of the spear, pairing deep hands-on engineering with the executive presence to earn trust across large organizations and drive deals from first discovery call to production deployment.

What you need

  • Deep hands-on experience with LLM inference and/or training, working knowledge of open-model frameworks (vLLM, SGLang, TensorRT-LLM) and fine-tuning workflows (SFT at minimum; DPO/RFT a strong plus); candidates with only closed-model/API-wrapper experience will not clear the bar
  • Proven ability to ship production code inside a customer's environment, not just advisory work; you've built and deployed POCs/MVPs that ran in someone else's prod system
  • Strong Python skills plus GPU/cloud infrastructure experience (AWS, Azure, or GCP) and comfort with Kubernetes
  • Executive presence and enterprise navigation skills, able to run a technical deep-dive with an ML engineer and present architecture trade-offs to a VP in the same afternoon
  • Pre-sales or customer-facing field engineering experience (FDE, Applied AI Engineer, Solutions Architect, or similar); pure software engineers without customer-facing exposure are not a fit

What will you be doing?

  • Lead technical discovery calls, scope POCs, and run load tests and evaluations to validate the right model architecture and deployment configuration for each enterprise customer

  • Build end-to-end POCs and production integrations hands-on-keyboard inside customer environments, navigating their infrastructure, security requirements, and organizational constraints

  • Guide customers on model selection, fine-tuning strategy (SFT, DPO, RFT), and evaluation frameworks, moving them from open-model exploration to production at scale

  • Manage multi-stakeholder enterprise relationships, identifying technical champions, navigating org politics, and aligning the right people to move deals forward quickly

  • Feed recurring customer pain points and deployment patterns back into the product roadmap, acting as a direct feedback loop between the field and engineering

Frequently Asked Questions

How do I apply for the AI Field Engineer - Enterprise (US) role at Fireworks AI? +

Use the Apply for a referral button on this page to send us your LinkedIn and CV. If your experience fits, we'll introduce you to the recruiter filling this role. They'll email you to check you're interested, then put you forward for this job or others that suit you better. It's free.

What does this Fireworks AI role pay? +

The listing gives $176k – $280k/yr.

Is this role remote? +

Yes, the listing is remote. US-based, remote-friendly; offices in San Mateo, CA and New York, NY. Role requires regular on-site travel to enterprise customers. Visa sponsorship available.

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