Ursa Major · 22 hours ago
Senior Propulsion Engineer, Design, In-Space
Berthoud, Colorado
Full-time
Onsite
Mid, Senior Level
$115K/yr - $138K/yr
5+ years expUrsa Major is a company focused on revolutionizing aerospace and defense propulsion systems. They are seeking a Senior Propulsion Engineer to take ownership of fluid and mechanical system design efforts, contributing to the clean sheet design, development, and validation of various propulsion hardware.
AerospaceNational SecuritySatellite CommunicationSpace Travel
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Clean sheet design and analysis of spacecraft chemical propulsion components including tanks, valves, thrusters, and tooling
Design modifications of existing components and prototypes to increase performance, improve manufacturability or resolve limitations
Collaborate with team members to write, review, and update work instructions for the assembly of spacecraft components as well as establish appropriate acceptance and qualification tests
Provide guidance on assembly and testing of first article prototypes
Interface with suppliers to define product requirements and support delivery of hardware
Technical mentor for less senior members of the team
Qualification
Required
Bachelor's degree in engineering
5+ years of relevant mechanical design and analysis experience
Demonstrated proficiency with computer aided design and drafting
Experience with geometric dimensioning and tolerancing per ASME Y14.5
Experience performing Finite Element Analysis (FEA / FEM) using commercial codes (e.g., ANSYS, Abaqus, of NASTRAN-based solvers)
Working knowledge of and hands-on experience with fluid, mechanical, and electrical systems
Strong understanding of industry standards and requirements including SMC-S-016, and AIAA S-080
Desire to take ownership and help wherever needed on the team
US CITIZENSHIP, PERMANENT RESIDENCY, REFUGEE OR ASYLUM STATUS IS REQUIRED
Eligibility to obtain and maintain a U.S. Security Clearance
Preferred
Demonstrated proficiency in design for manufacturing for traditional and additive methods
Experience with hypergolic propulsion systems for spacecraft
Experience with structural and thermal analysis using Ansys FEA software
3+ years of Siemens NX CAD programs and Windchill PLM software
High Cycle Fatigue Analysis
Low Cycle Fatigue Analysis
Benefits
Unlimited PTO - Vacation, Sick, Personal, and Bereavement
Paid Parental and Adoptive Leave
Medical, Dental and Vision Insurance
Tax Advantage Accounts (HSA/FSA)
Employer Paid Short and Long Term Disability, Basic Life, AD&D
Additional Benefit Options Including Voluntary Life and Emergency Medical Transport
EAP Program
Retirement Savings Plan - Traditional 401(k) and a Roth 401(k)
Equity Grants in the Company
Company
Ursa Major
Ursa Major is an aerospace and defense company that provides a propulsion system for space launch, hypersonics, and national security.
201-500 employees
Funding
Current Stage
Late StageTotal Funding
$434.33MKey Investors
Eclipse VenturesExplorer 1 FundBlackRock
2025-11-18Series E· $100M
2025-11-18Debt Financing· $50M
2024-09-19Grant· $12.5M
Leadership Team
Daniel Jablonsky
Chairman and CEO
Recent News
2025-12-19
alleywatch.com
2025-11-24
Company data provided by crunchbase