Proposal Writer (Top Secret Clearance)

The role

You will drive business growth by compiling high-quality proposals for US Government, Commercial, and International Government markets. You will collaborate with stakeholders to transform complex technical concepts into persuasive proposals, white papers, and presentations.

What you will do

• Serve as a primary author of responses to RFIs, RFPs, and other new business opportunities.
• Oversee and quarterback the entire proposal lifecycle.
• Own final delivery of complete proposals including technical, cost/price, and schedule content.
• Translate technical concepts into easily digestible reading materials.
• Create persuasive content that showcases product strengths and solutions.
• Convert high-level details and rough drafts into high-impact content.
• Align work with established guidelines and quality standards.
• Produce high-caliber work on time.

Required qualifications

• 2+ years of experience writing, drafting, and editing proposals for US government or other sophisticated aerospace & defense customers
• Experience working with cross-functional teams under tight deadlines
• Meticulous, proactive, and highly organized
• Clear communicator whether communication is synchronous or asynchronous, in-person or virtual, written or spoken
• Solid writing and editing skills
• Coachable and team-oriented
• Strong organizational skills and ability to manage multiple concurrent deadlines
• Active Top Secret SCI clearance or willing to attain clearance

Nice to have

• Direct experience in spacecraft or spacecraft-adjacent markets

Benefits

• Equity in Apex
• 100% company-paid medical, dental, and vision for you and your dependents
• $100k life insurance at no cost
• Starting at 15 days vacation, growing to 20+ days annually
• 10 paid holidays
• 100% match on first 3% and 50% on next 2% 401(k) matching
• 8 weeks paid parental leave
• Childcare reimbursement up to $350/day for work-related travel
• Daily catered lunch and unlimited snacks
• Monthly office socials, pickleball tournaments, run club, and gatherings
• Dream desk setup
• Stock options

Before you apply

• Applicants must qualify as a U.S. Person (U.S. citizen or national, lawful permanent resident, refugee, or individual granted asylum) or be able to obtain required export authorizations.
• Active Top Secret SCI clearance or willingness to attain clearance is required.

About the company

Apex manufactures satellite buses at scale using software, vertical integration, and hardware. The company is a fast-growing startup that has raised more than $500M in funding.