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On-site
San Jose, CA, United States
Posted · 26.09.2026
Greenhouse (US)

# Sales Engineer

Momentus Space LLC

OUR COMPANY As an early mover in the in-space transportation and infrastructure services, Momentus is at the forefront of the commercialization of space. With an experienced team of aerospace, propulsion, and robotics engineers, Momentus has developed cost-effective and energy-efficient in-space systems.    OUR PEOPLE Daring problems require daring solutions.  We boldly charge into uncharted territory knowing that no matter the outcome we will benefit from the journey and move closer to our goals no matter what. Our teams know that working at Momentus means more than building innovative technology, it means creating entirely new markets in the space economy. We are level-headed, business-minded strategic thinkers intent on providing immediate value to our customers today while simultaneously preparing for the vast possibilities of the future. If this sounds like you, we should talk.   JOB SUMMARY We are seeking a Sales Solution Engineer with a mission-first mindset and focus on real operational outcomes. This role owns delivery of customer-facing technology and customer success. The ideal candidate should be accustomed to working in a fast-paced environment and enjoys working on complex challenges.   Key Responsibilities: Develop complete space-based mission concepts supporting proposals based on Momentus offerings and customer needs Translate program needs into technical narratives, clearly explaining how Momentus capabilities map to requirements, constraints, and outcomes Pitch the technology with credibility, leveraging your space mission and domain background to build trust with program managers and technical authorities Navigate programmatic realities, including requirements development, budgeting cycles, contracting pathways, and stakeholder coordination Partner closely with product managers and engineers to ensure mission context is accurately reflected in technical scope, tradeoffs, and delivery plans Perform engineering trade studies, develop system budgets, and answer system design questions Perform spacecraft performance and constellation configuration evaluation   Required Skills and Experience Experience designing and presenting complex space systems and solutions that bridge the gap between business problems and technology to meet organizational goals, budget, and scalability needs Expertise in space systems engineering Strong ability to scope, pitch, and sell technical solutions to stakeholders — not just explain missions, but connect them to capabilities Proven experience navigating programmatic realities, including budgets, requirements, authorities, timelines, and stakeholder dynamics Ability to work independently Excellent technical communications skills Good written and verbal communication skills   Desired Skills and Experience: Spacecraft or space-specific Systems Engineering experience High enthusiasm for building something new and shaping how cutting-edge technology is adopted Previous experience working on DoD and other USG development and deployment programs Ability to hold and maintain a USG Security Clearance   Education & Work Experience: B.S. in Engineering or related field 10+ year relevant experience   Compensation: Annual Base Salary Range: $140,000.00 - $175,000.00/per yearBase pay is one part of our total compensation package (base+bonus+equity) and is determined within a range. Your actual base salary will be determined on job-related knowledge and skills, education, and experience.  Our benefit plans include medical, dental, and vision insurance, 401k retirement plan, short and long term disability and life insurance. We also offer flexible PTO, along with 11 paid holidays, sick time and paid parental leave.   This is a full-time position in San Jose, California. This position requires access to export-controlled commodities, technical data, technology, software, and services. U.S. citizenship, U.S. legal permanent resident status, or protected person status under 8 U.S.C. § 1324b(a)(3) is required.    All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.   To all recruitment agencies: Momentus does not accept agency resumes. Please do not forward resumes to our employees or any company email. Momentus will not be responsible for any fees related to unsolicited resumes.  

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