Hardware/Software Integration & Test Engineer II

Job Expired

Louisville, CO, United States

Full Time

3 months ago

Job description

Do you enjoy developing new products and services? Join us! Our Software Engineers work in an agile, collective environment. You will be using your skills and expertise to define, design, develop, test, certify and improve cutting-edge software products. These cover a very wide range from advanced mission payloads and electronic systems through highly integrated aircraft to orbital and space exploration systems. You'll perform coding, debugging, testing, and troubleshooting of systems and software throughout our development process. Your technical duties involve the design and development of new software products throughout the product lifecycle.

Sierra Space-based in Louisville, CO with operations in Madison, WI, Durham, NC, Huntsville, AL, Houston, TX, and Kennedy Space Center, FL—designs and manufactures the Dream Chaser spaceplane and other advanced spacecraft, commercial space destinations, satellites, propulsion and environmental systems, spacecraft subsystems and components for the U.S. government (including NASA), commercial customers, and international organizations. Learn more about Sierra Space

The Systems Test Engineer works under the Hardware/Software Integration (HSI) and Test team and reports to the Test, Integration, and Labs (TIL) Lead. The Systems Test Engineer is responsible for developing Dream Chaser HSI test inputs (test plans, test cases, code/scripts, and procedures), executing hardware/software integration tests, and producing test output products (test logs, test analyses, test results). Responsibilities may include, but are not limited to: 

  •  Review and analyze design descriptions, ICDs, and requirements in coordination with development teams 
  • Develop detailed test plans, procedures, reports and conduct peer reviews
  • Execute risk reduction tests and verification tests
  • Troubleshoot anomalies, conduct root cause analysis, and write/close Software Change Requests and hardware Non-Conformances
  • Assist with Assembly, Integration, and Test troubleshooting and test execution
  • Hold coordination meetings with Responsible HW Engineers
  • Coordinate and contribute to cross-disciplinary teams (Systems Engineering, Avionics Hardware Engineering, Quality Assurance) to support program success 
  • Ensure that standards and processes are met and that all test artifacts adhere to Sierra Space standards 


  • Bachelor of Science degree in Computer Science, Software Engineering or other related discipline and typically 2 or more years of relevant experience
  • Experience with Computer Aided Engineering tools
  • Knowledge of engineering principles and practices
  • Familiarity working in multi-disciplinary teams


  • Understanding of industry standard software languages such as C++, Python, Bash, and MATLAB
  • Experience with embedded software test development and execution
  • Test data analysis and root-cause analysis experience 
  • Excellent communications skills 
  • Experience with Linux/Unix command line interfaces  
  • Experience analyzing bus data and network communication protocols such as MIL-STD-1553, RS422, RS485, Ethernet 
  • Knowledge of development methodologies such as Agile/Scrum, Waterfall, and Spiral 
  • Experience working with lab tools such as power supplies and oscilloscopes 
  • Lab and or hardware test experience, preference for space vehicles including verification and validation 
  • Space vehicle subsystem test experience in Network & Instrumentation (such as ethernet network devices, collection/storage/de-comm of spacecraft data sensors (Data Acquisition Units, Data Recorders), and/or video data collection and storage for spacecraft operations)
  • The ability to obtain and maintain a Security Clearance may be required Learn more about the background check process for Security Clearances

Physical/Mental/Emotional Requirements:

  • Frequently walk, sit, stand, climb stairs and steps
  • Frequently repeat same hand, arm, and finger motion many times to include finger and hand dexterity
  • Rarely lifting or carrying up to 20 lbs.

Working Conditions:

  • Rarely exposed to outdoor elements (high/low temperatures, sun, rain/snow, etc.)
  • Rarely exposed to fumes or hazardous chemicals/materials
  • Rarely exposed to loud noises

To conform to U.S. Government international trade regulations, applicant must be a U.S. Citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State or U.S. Department of Commerce.

With 30+ years of proven spaceflight heritage, Sierra Space has provided more than 4,000 space systems, subsystems and components to customers worldwide, and participated in more than 500 missions to space, including to Mars. The company has technology in production and in development to enable space habitats for short- and long-duration space travel, a fleet of Dream Chaser spaceplanes, and the first free-flying commercial space station. Please visit www.sierraspace.com to learn more about Sierra Space, its business areas, capabilities, programs, products and services.

Estimated Starting Salary Range: 

$91,154.71 - $136,732.06

Sierra Space offers annual incentive pay based upon performance that is commensurate with the level of the position.

Sierra Space offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 8%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

At Sierra Space, our mission is to dream, innovate, inspire and empower the next generation to transform humanity through technology and imagination. As an Equal Opportunity Employer, we welcome our employees to bring their whole selves to their work. Sierra Space is committed to fostering an inclusive, accepting, and diverse environment free of discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Contributions to Sierra Space come in many shapes and styles, and we believe diversity in our workforce fosters new and greater ways to dream, innovate, and inspire.

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