Proposal Manager - Space

At ispace U.S., we’re not just going to the Moon—we’re redefining how we get there. Our missions push the boundaries of human and robotic exploration, driven by our belief: “Expand our Planet. Expand our Future.” By providing cost-effective lunar transportation, we are pioneering a future where space is within reach for scientific discovery, commercial ventures, and sustainable exploration.  

With locations in Japan, Luxembourg, and the United States, ispace is rapidly growing and leading the way in lunar exploration and development. Our U.S. branch is based in Englewood, Colorado, and focuses on high-capacity payload lunar landers designed to support future lunar missions. Our team is made up of innovators, problem-solvers, and visionaries committed to making space more accessible and fostering the next generation of space exploration. 

Let’s go to the Moon together! Our team is growing, and we are actively seeking talented individuals who share our passion for space. 

ispace Technologies, US. is looking for a highly motivated and talented Proposal Manager to join its new team.  This individual will be a key component in the financial growth and success of the company by working with our teams around the world.

• Develop and introduce formal proposal process
• Manage proposal development and response from RFIs, RFQs or RFPs through to final product
• Support development of winning capture strategies (win themes, discriminators, barriers to win, key storylines, define the offer)
• Able to translate capture strategies into winning proposals
• Responsibility for managing the overall proposal process as part of a team
• Proposal organization: Organize data structure for all phases of proposal development; Create outlines and author assignments; Coordinate proposal efforts with SMEs, contracts, contractors, subcontractors, finance, human resources, and sub companies; Develop daily cadence for schedules, actions, training and assignments
• Proposal process: Receive, review, and extract all need information from RFQ, RFI, or RFPs; Develop timelines and schedules; Hold proposal team accountable to meet all deliverables on time
• Proposal development: Monitor status of proposal development documents for completeness, compliance with RFP requirements and inclusion of win themes and discriminators; Track proposal status (including graphics) and actions; Maintain Wall of Truth for standardization of terms and nomenclature
• Proposal compliance: Create RFP compliance matrix; Ensure RFP compliance; Create proposal templates and style guides
• Proposal submittals: Provide oversight of final proposal production, including desktop publishing, proofreading, editing, printing, and binding
• Deliver compliant, winning proposals and convincing RFIs 

• Bachelor’s degree in an engineering discipline with focus on systems and control.  We will consider an equivalent combination of relevant education and/or experience
• Minimum 10 years proposal experience with NASA/DoD, and Commercial Customers with a high win rate
• Proficient in implementation tools: Salesforce, CRM, MS Suite, graphics programs
• Ability to work in a fast-paced design and development environment
• Schedule may vary depending on program development needs; flexibility required
• Willingness to travel domestically and internationally as required

• Experience working for Aerospace/Space Prime or sub-contractor strongly preferred
• Experience in startup environment a plus

• Health Coverage: Competitive medical, vision, and dental plans, with 100% company-paid options available for employees. 
• Hybrid Work: Flexibility to work remotely and in-office, depending on your role and the stage of our program. 
• Commuter Perks: Company-paid RTD EcoPass for buses and light rail. 
• Lunch Perks: Monthly stipend to enjoy meals from our café. 
• Paid Time Off: 18 vacation days, 6 sick days, and 14 paid holidays. 
• Retirement: 401(k) plan with company matching. 
• Travel: Opportunities for domestic and international travel. 
• Stock Options: Participation in our stock option program. 
• Learning & Development: Ample opportunities to grow, including lunch-and-learns, skills training, and stipends for professional development. 
• Team Culture: A fun and casual environment with regular team gatherings, including monthly TGIF events to connect and unwind. 

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At ispace, we believe that diverse perspectives drive innovation. We welcome applicants from all backgrounds and experiences, even if you don’t meet every listed requirement. If you’re passionate about our mission and think you can contribute, we encourage you to apply. Your unique skills and experiences may be exactly what we need to grow and succeed together. 

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR .here.   

ispace is an Equal Opportunity Employer; employment with ispace is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. 

All applicants who are offered employment with ispace US will be subject to a background investigation. Offers of employment are contingent on the successful completion of a background investigation conducted in accordance with Company policies and all applicable laws.

ispace Technologies, US, Inc. is a drug-free workplace. 

ispace Technologies, US, Inc. participates in the E-Verify program.