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Senior Propulsion Engineer, Combustion Devices Verified today

Ursa Major · Berthoud, CO · Propulsion · first seen 2026-08-12
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The Role

Ursa Major designs and delivers high-performance propulsion systems for hypersonics, solid rocket motors, satellite maneuvering and launch applications. You will serve as a central technical member responsible for clean sheet system design, development, and validation of liquid rocket engine hardware. You will take immediate ownership of engine design efforts and guide a team responsible for engine hardware from initial concept through production readiness.

Responsibilities

  • Liquid rocket engine system design and analysis, including performance predictions and packaging to meet requirements
  • Clean sheet design and system integration of engine components
  • Design modifications of existing components and prototypes to increase performance, improve manufacturability, or resolve limitations
  • Mentor other engineers on design of components, system sizing, component testing, and system-level architecture and development for multiple engine programs
  • Derive requirements from top level engine and test objectives
  • Write, review, and update work instructions for the assembly of engine components and establish appropriate acceptance and qualification tests
  • Assemble and test first article prototypes
  • Work closely with interfacing teams to ensure successful integration of component designs into the engine system and support validation and recursive design during engine development

Required Qualifications

  • Bachelor's degree in engineering
  • 5+ years of relevant mechanical design experience
  • Liquid propellant rocket engine design, test, or analysis
  • Demonstrated proficiency with computer aided design and drafting
  • Experience with geometric dimensioning and tolerancing per ASME Y14.5
  • Working knowledge of and hands-on experience with fluid, mechanical, and electrical systems
  • Strong understanding of aerospace and defense industry standards and requirements
  • Ability to take ownership and help wherever needed on the team
  • Ability to delegate tasks and lead large project scope
  • Ability to work in a fast-paced environment and stay flexible based on customer demands and company priorities

Desired Experience

  • Master's or PhD in mechanical or aerospace engineering
  • Prior track record leading technical teams
  • Demonstrated proficiency with basic principles of design for additive manufacturing
  • Demonstrated proficiency with fundamental manual or CNC machining equipment and processes (milling, turning)
  • Familiarity with closed cycle rocket engines
  • Experience operating in ISO 9001 or AS9100 certified organizations
  • Experience with SMC-S-016 Test Requirements
  • Experience with structural, fluids, and thermal analysis using Ansys FEA software
  • 5+ years of PTC Creo or Siemens NX CAD programs and Windchill PLM software
  • Component testing and validation experience in both low and high energy states
  • Direct experience with flight qualification and flight support

Compensation and Employment

Base compensation: $121,000 to $152,000, determined by education, experience, knowledge, skills, and abilities.

Full-time exempt position. Benefits include unlimited PTO, paid parental and adoptive leave, medical, dental and vision insurance, HSA/FSA, employer-paid disability and life insurance, 401k with company match, and equity grants.

Requirements

Must be a U.S. Person (U.S. Citizen or Permanent Resident). Eligibility to obtain and maintain a U.S. Security Clearance required.