Proposal Writer Expert

$70/hr

$70/hour
Commitment:
Flexible, 5-20 hours per week (or more if desired)

Location:

Fully remote, work on your own schedule

Start date:

ASAP

• 4+ years in proposal management or bid writing at a significant company
• Track record of managed bids won, including orals deck production
• Expert-level PowerPoint and slide craftsmanship, with excellent written communication and attention to detail

We're working with a leading foundational AI lab to find experienced proposal writers who can help train their latest language model on professional presentation and slide deck tasks.
We're looking for proposal writers with 4+ years leading RFP responses and orals presentations to create, evaluate, and refine AI-generated presentations and slide decks across core workflows: RFP response documents, orals presentation decks, executive summary writing, win theme development, compliance matrices, and pricing volume support slides.

How and when does Ethos pay experts?
Within 30 days of your invoice, after a project closes. Some AI training platforms pay weekly, so plan for the longer wait.
Is Ethos regular AI training work like rating chatbot responses?
No. Ethos is an expert network. AI labs, investment funds and large companies pay for your domain knowledge (deal analysis, clinical reasoning, legal logic, financial modeling) in three formats: multi-week consulting engagements, 30 to 60 minute advisory calls, and research surveys. Listings like this one are the AI-lab engagements, where you write or review expert material for a model.
How many hours a week is this Proposal Writer work?
Between 5 and 20 hours a week. At $70/hr that is $350 to $1,400 a week. You set your own hours.
What experience does this Proposal Writer listing ask for?
The listing asks for 4+ years in proposal management or bid writing at a significant company; track record of managed bids won, including orals deck production; and expert-level PowerPoint and slide craftsmanship, with excellent written communication and attention to detail. Ethos's interviewer builds your profile from your CV, so have the roles that show this ready to talk through.
How much does this specific role pay?
This listing is posted at $70/hr, an hourly rate. Pay can change after we check the listing, so confirm the rate on the platform's application page.
What happens when I click Apply on this listing?
The link opens Ethos's sign-up. There is no form for this listing:
Ethos's AI interviewer asks about your career in a 5 to 15 minute call, builds your profile from it, and then matches you to projects like this one. Keep your CV open and cover the experience the Qualifications above ask for.
Who built Ethos and is it legitimate?
Yes. Ethos was founded in London in 2024 by James Lo (McKinsey, Soft Bank Vision Fund) and Daniel Mankowitz (Google Deep Mind research scientist and lead author of Alpha Dev). It raised a $22.75M Series A led by a16z in May 2026, with General Catalyst and XTX Markets participating, and works with AI labs, private equity firms, hedge funds and consultancies.

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