Ursa Major · 15 hours ago
Software Test Engineer II
Berthoud, CO
Full-time
Onsite
Mid Level
$95K/yr - $115K/yr
3+ years expUrsa Major is focused on revolutionizing aerospace and defense through high-performance propulsion systems. As a Software Test Engineer, you will ensure the quality and reliability of avionics software systems by developing test coverage and managing the flight software test pipeline.
AerospaceNational SecuritySatellite CommunicationSpace Travel
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Generate and perform requirements-linked tests on avionics software systems and components
Expand testing coverage and depth to mitigate software risks
Own flight software release pipeline and triage novel software issues
Prepare and maintain test software, hardware, and related equipment
Record test results and process into reports and presentations for internal and external use
Qualification
Required
Bachelor's degree in Computer Science, Engineering, or related discipline
3+ years experience in software-focused test engineering and execution
3+ years experience developing testing tools in Python
3+ years experience testing C/C++ applications (unit testing, software-in-the-loop, etc)
Experience working with continuous integration, automated build and test, and hardware-in-the-loop testing
Experience with Git version control and GitHub workflows
Ability to work effectively in teams or individually
Ability to be self-directed and balance several tasks at one time
Preferred
Familiarity with flight software certification standards such as DO-178
Experience generating and performing software-in-the-loop (SIL) tests
Experience with Robot Operating System (ROS)
Familiarity with Linux-based servers
Experience with Docker
Familiarity with networking, TCP/IP, OSI model, etc
Knowledge of digital signal processing principles (sampling, filtering, etc)
Experience with automated data processing
Experience with scalable testing pipelines
Experience with LaTeX or similar document generation software
Working knowledge of FPGA operation
Familiarity with GIT
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
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
2026-01-16
2025-12-19
Company data provided by crunchbase