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Buyer

Posted 2 days agoSupply ChainSupply Chain
Compensation
$100,000–$125,000/year

Job Description

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 a cost-effective and energy-efficient in-space transport system.

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 Buyer to support supply chain and procurement activities. The Buyer will focus on the procurement of services, components, custom manufactured materials, and other supplies related to company operations, customer projects and manufacturing processes. The ideal candidate should be accustomed to working in a fast-paced environment and enjoys working on complex technology.

Key Responsibilities:

  • Review and interpret BoMs, identifying part types, alternates, shortages, and sourcing requirements
  • Ensures materials are available to meet manufacturing build requirements.
  • Manage supplier lead times, escalate risks, and maintain accurate material coverage.
  • Review supplier IO plans, track material status, and propose mitigation strategies for delays
  • Resolve operational issues related to POs, invoicing discrepancies, and ERP master data.
  • Support prototype builds, development builds, and production ramp activities through proactive material readiness management
  • Setup new suppliers and maintain supplier database
  • Maintain open P.O. report in ERP system
  • May assist inventory team with floor stock inventory (KANBAN)

Required Skills and Experience

  • Price Analysis and Negotiations Experience
  • Risk Analysis and Mitigation Experience
  • Proficiency in Microsoft Office, ERP, and purchasing software
  • Knowledge of inventory and supply chain management
  • Ability to utilize and suggest improvements to processes
  • Ability to work independently
  • Excellent technical communications skills
  • Good written and verbal communication skills

Desired Skills and Experience:

  • Manufacturing, Electronic, or Aerospace industry background
  • Previous experience working on DoW and other USG development and deployment programs
  • Ability to hold and maintain a USG Security Clearance

Education & Work Experience:

  • Bachelor’s degree in business administration, supply chain or related field
  • 5+ years' experience as a Buyer, materials management or similar role

Compensation:

Annual Base Salary Range: $100,000.00 - $125,000.00/per year
Base 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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Job Details

Department
Supply Chain
Category
Supply Chain
Employment Type
Full Time
Location
San Jose, California, United States
Posted
Feb 26, 2026, 11:05 PM
Listed
Feb 26, 2026, 11:05 PM
Compensation
$100,000 - $125,000 per year

About Momentus

Part of the growing space industry ecosystem pushing humanity toward interplanetary exploration.

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