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Senior Proposal Writer

Ethos Contract, part-time Posted Yesterday New US, UK, EU, CA, AU, NZ

Role details

About This Opportunity
We're working with a leading foundational AI lab to find experienced senior proposal writers who can help train their latest language model on professional document, spreadsheet, and slide deck tasks.

We're looking for senior proposal writers with 5+ years responding to public-sector RFIs, RFPs, and solicitations for government contracts to create, evaluate, and refine AI-generated documents, spreadsheets, and slide decks across core workflows: RFI responses, solicitation compliance matrices, past-performance narratives, pricing volume submissions, capture plans, and proposal executive summaries.

Compensation:
$100/hour

Commitment:
Flexible, 5-20 hours per week (or more if desired)
Location:
Fully remote, work on your own schedule

Start date:
ASAP

Qualifications

• 5+ years leading RFI and RFP responses for public-sector or government contracting opportunities

• Direct ownership of compliance matrices, past-performance narratives, and capture plans for competitive government solicitations

• Expert-level document, spreadsheet, and slide craftsmanship, with excellent written communication and attention to detail

About Ethos
Ethos is a new expert network built by a McKinsey/SoftBank/DeepMind team and backed by world-leading investors like General Catalyst. We connect experts with investors and consultancies for paid expert calls, speaking engagements, and advisory opportunities.
Key Requirements

• 5+ years leading RFI and RFP responses for public-sector or government contracting opportunities

• Direct ownership of compliance matrices, past-performance narratives, and capture plans for competitive government solicitations

• Expert-level document, spreadsheet, and slide craftsmanship, with excellent written communication and attention to detail

From the Ethos posting.

Applying on Ethos

What happens after you click

  1. The link opens this role on Ethos. Sign up and apply from there.
  2. Create your Ethos profile.
  3. If Ethos invites you, complete a short AI voice screen. The call is recorded and transcribed.
  4. Ethos matches your profile to opportunities, including roles like this one.
  5. Remote — open to United States, Canada, United Kingdom, Ireland, Australia, New Zealand, Germany, France, Netherlands, Belgium, Austria, Switzerland, Denmark, Sweden, Norway, Finland, Iceland, Italy, Spain, Portugal, Greece, Luxembourg, Malta, Cyprus, Liechtenstein and Monaco.
Apply on Ethos

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Pays $100 an hour, above the $80 median top rate of the 22 other open hourly writers and editors roles listed here. Posted yesterday.

We read this listing on Ethos on 21 Oct 2026 and checked it again on 21 Oct 2026. We clean its formatting for readability and safety. View on Ethos