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Ursa Major
Ursa Major

60 Ursa Major Frontend Developer Jobs Hiring Near You

Ursa Major

Test Engineer

Berthoud, CO · On-site

$75K - $115K/yr

Ursa Major was founded to revolutionize how America and its allies access and apply high ... As a Test Engineer, you will be responsible for running engine testing operations. This includes ...

Ursa Major

Test Engineer

Berthoud, CO · On-site

$75K - $115K/yr

Ursa Major was founded to revolutionize how America and its allies access and apply high ... As a Test Engineer, you will be responsible for running engine testing operations. This includes ...

Ursa Major

Senior Design Engineer, SMS

Berthoud, CO

$105K - $132K/yr

Ursa Major was founded to revolutionize how America and its allies access and apply high ... The Senior Design Engineer, Solid Missile Systems, is responsible for the design, analysis, and ...

Ursa Major

Design Engineer II, SMS

Berthoud, CO · On-site

$87K - $109K/yr

Ursa Major was founded to revolutionize how America and its allies access and apply high ... The Design Engineer II, Solid Missile Systems, is responsible for the design, analysis, and ...

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Infographic showing various Frontend Developer job openings at Ursa Major in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 94% Physical, 4% Hybrid, and 2% Remote job distribution.

Test Engineer

Ursa Major

Berthoud, CO • On-site

$75K - $115K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 7 days ago

Key responsibilities

  • Perform rocket engine testing and test stand and engine checkouts.

  • Generate and track test objectives, design and fabricate fluid systems, and develop methods to increase test cadence, fidelity, and stand capability.

  • Review data from development and flight campaigns, troubleshoot instrumentation and hardware systems, and support engine test campaigns.

Job description

The future of aerospace and defense starts here. 


Ursa Major was founded to revolutionize how America and its allies access and apply high-performance propulsion, from hypersonics to solid rocket motors, satellite maneuvering and launch. We design and deliver propulsion and defense systems that solve the most urgent and critical national security demands. 

Ursa Major's team moves fast and does a lot with little. We are looking for a skilled, fast-learning individual who can contribute to our test team. As a Test Engineer, you will be responsible for running engine testing operations. This includes conducting hot fire engine tests, participating in data review, leading troubleshooting efforts related to engine tests, and driving rocket engine test campaigns. This role will report to the Test Operations organization of Ursa Major. 

Responsibilities:  

  • Perform rocket engine testing. 
  • Perform test stand and engine checkouts. 
  • Generate and track test objectives to support engine test campaigns. 
  • Design and fabricate fluid systems to support engine-level test objectives. 
  • Review data from development and flight campaigns to support engine and component performance analysis and improvement. 
  • Operate and modify stand systems such as fluid systems, electrical systems, and supporting structures. 
  • Generate and update procedures, configuration files, and test sequences. 
  • Troubleshoot and maintain instrumentation and hardware systems including pressure transducers, thermocouples, valves, regulators, etc. 
  • Develop methods to increase test cadence, test fidelity, and test stand capability. 

Required Qualifications:  

  • Bachelor's degree in Engineering (Aerospace or Mechanical preferred).  
  • Familiarity with data acquisition and controls systems. 
  • Working knowledge of and hands-on experience with fluid, mechanical, and electrical systems. 
  • Experience with hazardous operations and system safety. 
  • Strong project management and team leadership skills. 
  • Desire to take ownership and help wherever needed on the team. 
  • Technical ability to implement information from fluid/electrical/mechanical system schematics.  

Desired Qualifications:  

  • 2+ years of experience with testing high-pressure gas systems, cryogenic systems, fuel systems, and propulsion systems. 
  • Working knowledge of liquid oxygen and kerosene rocket engines. 
  • Familiarity with valve, turbopump, or combustion device design and testing. 
  • Experience with a programming language such as Python, MATLAB, or other programming languages. 
  • Experience with LabVIEW and National Instruments Hardware.  

Colorado law requires us to tell you the base compensation range of this role, which is $75,000 - $115,000, determined by your education, experience, knowledge, skills, and abilities. What we can't quantify for you are the exciting challenges, supportive team, and amazing culture we enjoy. 

Classification: Full-time Exempt

Benefits Include: (Please note, Interns are not eligible for 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 - 401k with Company Match
  • Equity Grants in the Company

How To Apply: 
Interested candidates are encouraged to apply by filling out the application below and clicking "Submit Application". This position will be posted for a minimum of 3 days and will remain open until filled or adjusted based on the volume of applicants.

NOTE: Research suggests that women and BIPOC individuals may self-select out of opportunities if they don't meet 100% of the job requirements. We encourage anyone who believes they have the skills and the drive necessary to succeed here to apply for this role.
 
Must be a U.S. Person (this includes U.S. Citizens and Permanent Residents).
 
Eligibility to obtain and maintain a U.S. Security Clearance. 
 
We're an equal-opportunity employer. You will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.
 
No outside recruiters, please.