Proposal Specialist / Technical Writer, US Government Markets (TS/SCI)

The role

You will drive business growth by compiling high-quality proposals for US Government, Commercial, and International Government markets. You will 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

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.