Proposal writer Jobs in Fullerton, CA

1 week ago Be among the first 25 applicants

We’re looking for a dynamic Business Development & Proposal Writer to join a rapidly scaling consultancy that partners with some of the most innovative names in space and defense.

As a BD & Proposal Writer, you’ll be leading the development of compelling, end-to-end proposals for both commercial and federal opportunities across the DoD, NASA, and other USG pathways. You'll work closely with technical teams, leadership, and client stakeholders to craft tailored responses.

This isn’t just a writing role. It’s a client-facing, commercially-minded position for someone who can bring market context, technical fluency, and strategic vision to each proposal effort, from early capture through final submission.

What You’ll Be Doing

Lead and write full lifecycle proposals (Phase I, Direct to Phase II, TACFI, STRATFI, and BAAs)

Translate complex technical concepts into compelling, fundable narratives

Collaborate with internal teams and external partners to align messaging with program goals

Manage timelines, compliance, formatting, and submission logistics

Act as a commercial ambassador in meetings with clients, primes, and stakeholders

You’ll Thrive If You Have

Proven experience writing and managing full-cycle government proposals (especially SBIR / STTR, AFWERX, TACFI, STRATFI)

Demonstrable wins in Direct to Phase IIs or STRATFIs

Strong client-facing communication skills, comfortable interfacing with founders, engineers, and government POCs

Experience working in or with space startups, dual-use tech, or deep tech consultancies

A proactive, commercially curious mindset

Bonus Points For

Familiarity with tools like GovWin, SAM.gov, or other pipeline platforms

Background in aerospace, defense, or R&D consulting

Knowledge of acquisition pathways like DIU, OTA, or BAAs beyond SBIR

Seniority level Seniority level Entry level

Employment type Employment type Full-time

Job function Job function Other

Industries Staffing and Recruiting

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Get notified about new Proposal Writer jobs in La Habra, CA .

Brea, CA $57,700.00-$69,300.00 18 hours ago

Irvine, CA $60,000.00-$85,000.00 5 days ago

Irvine, CA $100,000.00-$120,000.00 2 weeks ago

Irvine, CA $85,000.00-$95,000.00 1 month ago

Lawndale, CA $50,000.00-$75,000.00 1 month ago

Long Beach, CA $80,000.00-$95,000.00 2 weeks ago

Santa Ana, CA $75,000.00-$90,000.00 1 week ago

Irvine, CA $85,000.00-$110,000.00 1 week ago

Irvine, CA $85,000.00-$135,000.00 2 weeks ago

Irvine, CA $85,000.00-$95,000.00 2 weeks ago

Long Beach, CA $75,000.00-$90,000.00 1 week ago

Irvine, CA $100,000.00-$120,000.00 1 week ago

Senior Proposal Coordinator (Heavy Civil Construction) Los Angeles, CA $97,405.00-$146,050.00 2 weeks ago

Irvine, CA $150,000.00-$170,000.00 2 weeks ago

Marketing / Proposal Coordinator or Manager Fountain Valley, CA $25.00-$55.00 1 week ago

Irvine, CA $85,000.00-$95,000.00 1 week ago

Glendale, CA $40,000.00-$60,000.00 3 weeks ago

Long Beach, CA $50,000.00-$60,000.00 4 days ago

Irvine, CA $82,000.00-$118,000.00 2 weeks ago

Irvine, CA $115,000.00-$140,000.00 1 day ago

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